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USMLE
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388 Guides
General Principles: Early Cognitive Development
Aging
General Principles Of Care
Immunologic Disorders
Blood Diseases
Mental Disorders
Nervous System Diseases
Cardiovascular Disorders
Respiratory System Diseases
Nutritional and Digestive Disorders
Gynecological Disorders
Renal, Urinary, Male Reproductive Systems Disorders
Pregnancy, Childbirth, Puerperium Disorders
Skin and Subcutaneous Tissue Disorders
Musculoskeletal & Connective Diseases
Endocrine & Metabolic Disorders
USMLE Step 1 Exam Survival Guide
USMLE Step 1 Exam Survival Guide
USMLE Step 2 CK Exam Survival Guide
USMLE Step 3 Exam Survival Guide
USMLE Step 1 — Exam Survival Guide
USMLE Step 2 CK — Exam Survival Guide
Common Traps on the USMLE Step 1 Exam
Common Traps on the USMLE Step 2 CK
Common Traps on the USMLE Step 3
Common Mistakes on the USMLE Step 1 Exam
Common Mistakes on the USMLE Step 2 CK Exam
Common Mistakes on the USMLE Step 3 Exam
Common Mistakes on the PLAB (Professional and Linguistic Assessments Board)
USMLE Behavioral Science: Anxiety Disorders—GAD, Panic Disorder, PTSD, OCD
USMLE Behavioral Science: Child Development Milestones—Motor, Language, Social
USMLE Behavioral Science: Confidentiality Exceptions—Tarasoff, Child Abuse, Communicable Disease
USMLE Behavioral Science: Grief and Bereavement—Kübler-Ross Stages, Normal vs. Complicated
USMLE Behavioral Science: Informed Consent Capacity Disclosure Voluntariness Exceptions
USMLE Behavioral Science: Medical Ethics—Autonomy, Beneficence, Non-maleficence, Justice
USMLE Behavioral Science: Mood Disorders—Major Depression, Bipolar, Dysthymia, Cyclothymia
USMLE Behavioral Science: Personality Disorders—Clusters A, B, C Key Features
USMLE Behavioral Science: Psychotic Disorders—Schizophrenia, Delusional Disorder, Brief Psychotic
USMLE Behavioral Science: Substance Use Disorders—Intoxication, Withdrawal, Maintenance Therapies
USMLE Biochemistry: Amino Acid Metabolism, Phenylketonuria, Maple Syrup Urine Disease, Homocystinuria
USMLE Biochemistry: Fatty Acid Synthesis vs. Beta-Oxidation—Sites, Key Enzymes
USMLE Biochemistry: Gluconeogenesis Substrates, Key Enzymes, Regulation vs. Glycolysis
USMLE Biochemistry: Glycolysis, TCA Cycle, Oxidative Phosphorylation, ATP Yield
USMLE Biochemistry: Lysosomal Storage Diseases—Enzyme, Substrate, Presentation
USMLE Biochemistry: Mineral Deficiencies—Iron, Zinc, Copper, Iodine, Fluoride
USMLE Biochemistry: Purine and Pyrimidine Synthesis, Gout, Orotic Aciduria, Drugs
USMLE Biochemistry: Urea Cycle Disorders, Hyperammonemia, OTC Deficiency
USMLE Biochemistry: Vitamins—Fat-Soluble (A, D, E, K) vs. Water-Soluble (B-Complex and C)
USMLE Biostatistics: Bias Types—Selection, Recall, Confounding, Hawthorne Effect
USMLE Biostatistics: Predictive Values (PPV, NPV) and the Effect of Prevalence
USMLE Biostatistics: Relative Risk vs. Odds Ratio, Calculation, Interpretation
USMLE Biostatistics: Sensitivity and Specificity, SnNout, SpPin, 2×2 Table
USMLE Biostatistics: Statistical Tests—t-test, Chi-square, ANOVA—When to Use
USMLE Biostatistics: Study Designs (RCT, Cohort, Case-Control, Cross-sectional)
USMLE Biostatistics: Type I and Type II Errors, Alpha, Beta, Power, Sample Size
USMLE Cardiovascular: Aortic Pathology—Aneurysm, Dissection, Marfan Associations
USMLE Cardiovascular Arrhythmias: Atrial Fibrillation, SVT, VTVF, AV Blocks
USMLE: Cardiovascular Atherosclerosis—Pathogenesis, Risk Factors, Plaque Rupture
USMLE: Cardiovascular Autonomic Regulation of the Heart—Sympathetic vs. Parasympathetic Effects
USMLE: Cardiovascular Baroreceptor Reflex, Carotid Sinus, and Aortic Arch Response
USMLE: Cardiovascular Blood Pressure Regulation—RAAS, ANP, Baroreceptors
USMLE: Cardiovascular—Capillary Exchange, Starling Forces, Edema Formation
USMLE Cardiovascular: Cardiac Anatomy, Chambers, Valves, Great Vessels
USMLE Cardiovascular: Cardiac Conduction System (SA Node, AV Node, Bundle of His)
USMLE Cardiovascular: Cardiac Cycle, Pressure-Volume Loop, Heart Sounds Timing
USMLE Cardiovascular: Cardiomyopathies—Dilated, Hypertrophic, Restrictive
USMLE: Cardiovascular – Congenital Heart Disease (ASD, VSD, PDA, Tetralogy, Transposition)
USMLE Cardiovascular: Coronary Artery Supply (LAD, RCA, LCX Territories)
USMLE Cardiovascular: ECG Basics, Axis, Intervals, Ischemia, Chamber Enlargement
USMLE: Cardiovascular—Frank-Starling, Preload, Afterload, Contractility
USMLE Cardiovascular: Heart Failure—Systolic vs. Diastolic, EF, Pressure-Volume Changes
USMLE: Cardiovascular—Infective Endocarditis, Organisms, Duke Criteria, Complications
USMLE Cardiovascular: MI Complications Timing—Arrhythmia, Rupture, Aneurysm
USMLE Cardiovascular: Myocardial Infarction Timeline of Changes—Biomarkers
USMLE: Cardiovascular – Pericarditis vs. Cardiac Tamponade, Clinical Features, Pulsus Paradoxus
USMLE: Cardiovascular Shock States—Hypovolemic, Cardiogenic, Septic, Neurogenic
USMLE: Cardiovascular Valvular Heart Disease, Murmurs, Maneuvers, Pressure Curves
USMLE: Cardiovascular, Vascular Resistance, TPR, Poiseuille's Law, Autoregulation
USMLE Dermatology: Bullous Skin Diseases—Pemphigus vs. Bullous Pemphigoid
USMLE Dermatology: Common Inflammatory Skin Conditions—Psoriasis, Eczema, Contact Dermatitis
USMLE Dermatology: Melanoma ABCDE Criteria, Breslow Thickness, Risk Factors
USMLE Dermatology: Skin Infections—Bacterial, Fungal, Viral Key Organisms
USMLE Dermatology: Skin Layers, Epidermis Layers, Cell Types, Junctions
USMLE Dermatology: Skin Lesion Terminology—Macule, Papule, Vesicle, Pustule, Plaque
USMLE Dermatology: Stevens-Johnson Syndrome, TEN, Causes, Mucosal Involvement
USMLE Endocrine: Adrenal Cortex Zones and Hormones (GFR Rule—Salt, Sugar, Sex)
USMLE Endocrine: Adrenal Insufficiency—Primary vs. Secondary, ACTH, Electrolytes
USMLE Endocrine: Calcium Homeostasis, PTH, Vitamin D, Calcitonin
USMLE Endocrine: Cushing Syndrome Causes—Exogenous, ACTH-Dependent, Adrenal
USMLE Endocrine: Diabetes Mellitus Type 1 vs. Type 2—Pathogenesis, Complications
USMLE Endocrine: Diabetic Ketoacidosis—Pathogenesis, Labs, Treatment
USMLE Endocrine: Hyperparathyroidism vs. Hypoparathyroidism—Calcium, Phosphate, PTH
USMLE Endocrine: Hyperthyroidism, Graves, Toxic MNG, Thyroid Storm, Labs
USMLE Endocrine: Hypothalamic-Pituitary Axis, Releasing Hormones, Feedback
USMLE: Endocrine – Hypothyroidism, Hashimoto’s, Myxedema Coma, Cretinism, Labs
USMLE Endocrine: Insulin, Glucagon, and Counterregulatory Hormones Physiology
USMLE Endocrine: Pheochromocytoma and MEN Syndromes, Associations, Labs
USMLE: Endocrine, Pituitary Adenomas, Prolactinoma, Acromegaly, Bitemporal Hemianopia
USMLE Endocrine: SIADH vs. Diabetes Insipidus—Serum/Urine Osm, Volume Status
USMLE: Endocrine, Thyroid Hormone Synthesis, Transport, Peripheral Conversion
USMLE GI: Hepatobiliary, Bilirubin Metabolism, UGT, Dubin-Johnson, Gilbert, Crigler-Najjar
USMLE GI: Hepatobiliary Cirrhosis—Causes, Complications, Portal HTN, Varices, SBP
USMLE GI: Hepatobiliary, Colon Cancer Pathways, Right vs. Left Polyposis Syndromes
USMLE GI: Hepatobiliary, Digestion, and Absorption—Fat, Protein, Carbohydrates, Sites
USMLE GI: Hepatobiliary, Esophageal Disease, GERD, Barrett, Achalasia, Diffuse Spasm
USMLE GI: Hepatobiliary, GI Hormones, Gastrin, CCK, Secretin, Motilin, Somatostatin
USMLE GI: Hepatobiliary, Gallbladder Disease, Cholelithiasis, Cholecystitis, Cholangitis
USMLE GI: Hepatobiliary, Inflammatory Bowel Disease—Crohn's vs. UC Comparison
USMLE GI: Hepatobiliary Jaundice—Prehepatic vs. Hepatic vs. Posthepatic Lab Differentiation
USMLE GI: Hepatobiliary Liver Diseases—Hepatitis A–E, Transmission, Serology, Chronicity
USMLE GI: Hepatobiliary—Liver Function, Bile Synthesis, Conjugation, Detox Proteins
USMLE: GI, Hepatobiliary, Malabsorption, Celiac, Pancreatic Insufficiency, Lactase Deficiency
USMLE GI: Hepatobiliary, Pancreatitis—Acute vs. Chronic, Causes, Complications
USMLE GI: Hepatobiliary, Peptic Ulcer Disease, Gastric vs. Duodenal, H. pylori, NSAIDs
USMLE GI: Hepatobiliary, Portal Hypertension, Varices, Ascites, Splenomegaly, Caput Medusae
USMLE Hematology–Oncology: Anemias Classification, MCV, Reticulocyte Count Approach
USMLE: Hematology, Oncology, Coagulation Cascade, PT, PTT, Mixing Study, Factor Deficiencies
USMLE: Hematology, Oncology, Hematopoiesis, Cell Lines, Growth Factors, Bone Marrow
USMLE: Hematology/Oncology – Hemolytic Anemias: Intravascular vs. Extravascular Lab Differences
USMLE: Hematology, Oncology, Hemostasis—Primary Platelet Plug vs. Secondary Clot
USMLE Hematology-Oncology: Leukemias (ALL, AML, CLL, CML) – Age, Markers, Philadelphia
USMLE Hematology, Oncology: Lymphomas—Hodgkin vs. Non-Hodgkin, Markers, Spread Pattern
USMLE Hematology-Oncology: Multiple Myeloma, CRAB Features, Monoclonal Proteins, Bone Lesions
USMLE: Hematology/Oncology – Myeloproliferative Disorders (PV, ET, Myelofibrosis, CML)
USMLE: Hematology, Oncology, Sickle Cell Disease—Pathogenesis, Crisis Types, Complications
USMLE Hematology-Oncology: Thrombocytopenia (ITP, TTP, HIT, DIC) – Distinguishing Features
USMLE: Human Development, Congenital Anomalies, Atresias, Fistulas, Rotational Defects
USMLE: Human Development, Embryogenesis (Weeks 1–8), Germ Layers, Organogenesis
USMLE: Human Development, Neural Tube Defects, Spina Bifida, Anencephaly, Folic Acid
USMLE: Human Development, Normal Aging Changes, Physiologic Decline vs. Pathology
USMLE: Human Development, Teratogens, Drugs, Infections, Radiation, Critical Periods
USMLE Immunology: Autoimmune Diseases, ANA Patterns, Specific Antibodies, Diseases
USMLE Immunology: Complement System Pathways, Key Components, Deficiencies
USMLE Immunology: Hypersensitivity Reactions (Types I-IV)—Mechanisms, Examples
USMLE Immunology: Immunosuppressants—Cyclosporine, Tacrolimus, Mycophenolate, Steroids
USMLE Immunology: Innate vs. Adaptive Immunity Components Speed Memory
USMLE Immunology: MHC I vs. MHC II Expression, Processing, Which T Cell?
USMLE Immunology: Primary Immunodeficiencies (B-cell, T-cell, Combined, Phagocyte)
USMLE Immunology: T-Cell Development—Positive and Negative Selection in the Thymus
USMLE Immunology: Transplant Rejection—Hyperacute, Acute, Chronic Mechanisms
USMLE Microbiology: Anaerobes—Bacteroides, Clostridium, Actinomyces, Toxins
USMLE Microbiology: DNA Viruses—Classification, Replication, Key Examples
USMLE Microbiology: Fungi—Candida, Aspergillus, Histoplasma, Coccidioides, Blastomyces
USMLE Microbiology: Gram-Negative Rods (E. coli, Klebsiella, Pseudomonas, H. influenzae)
USMLE Microbiology: Gram-Positive Cocci—S. aureus, S. pyogenes, S. pneumoniae, Enterococcus
USMLE Microbiology: Intracellular Bacteria (Rickettsia, Chlamydia, Mycobacteria)
USMLE Microbiology: Parasites—Giardia, Entamoeba, Toxoplasma, Plasmodium
USMLE Microbiology: RNA Viruses, Classification, Retroviruses, Arboviruses
USMLE Microbiology: STIs—Neisseria gonorrhoeae, Chlamydia, Syphilis, HSV
USMLE: Musculoskeletal Bone Tumors—Osteosarcoma, Ewing, Giant Cell, Chondrosarcoma
USMLE Musculoskeletal: Brachial Plexus—Roots, Trunks, Divisions, Cords, Branches
USMLE Musculoskeletal: Crystal Arthropathies—Gout vs. CPPD Crystals, Joints, Labs
USMLE Musculoskeletal: Lower Limb Nerves (Femoral, Obturator, Sciatic, Peroneal)
USMLE: Musculoskeletal—Muscle Contraction, Cross-bridge Cycle, Troponin-Tropomyosin
USMLE Musculoskeletal: NSAIDs, COX-1 vs. COX-2, Side Effects, Aspirin Mechanism
USMLE: Musculoskeletal—Osteoarthritis, Cartilage Degeneration vs. RA Differences
USMLE: Musculoskeletal Osteomyelitis—S. aureus, Salmonella, Sickle Cell, Pseudomonas, Puncture
USMLE: Musculoskeletal, Rheumatoid Arthritis, Pathogenesis, Anti-CCP, Systemic Features
USMLE Neurology: Basal Ganglia Pathways—Direct vs. Indirect Dopamine Effects
USMLE Neurology: Blood-Brain Barrier Structure, What Crosses, Clinical Relevance
USMLE Neurology: Brainstem Anatomy, Cranial Nerve Nuclei, Long-Tract Signs
USMLE Neurology: CNS Anatomy, Cortical Lobes, Functions, Homunculus
USMLE Neurology: Cerebellar Lesions—Midline vs. Hemispheric, Truncal vs. Limb Ataxia
USMLE Neurology: Cerebrospinal Fluid Production, Circulation, Composition, LP Findings
USMLE Neurology: Cranial Nerves—Origins, Functions, Lesion Findings
USMLE Neurology: Demyelinating Disease, MS, Guillain-Barré, CIDP
USMLE Neurology: Headaches—Migraine, Cluster, Tension, Temporal Arteritis
USMLE Neurology: Intracranial Hemorrhage—Epidural, Subdural, SAH, Intraparenchymal
USMLE Neurology: Movement Disorders (Parkinson, Huntington, Hemiballismus)
USMLE Neurology: Neuromuscular Junction—Myasthenia Gravis vs. Lambert-Eaton
USMLE Neurology: Neurotransmitters—Dopamine, Serotonin, GABA, Glutamate, ACh
USMLE Neurology: Peripheral Neuropathies—Diabetic, Entrapment, B12, Toxins
USMLE Neurology: Seizures, Focal vs. Generalized, Post-ictal, EEG, Treatment Clues
USMLE Neurology: Sensory Receptors and Pain Pathways, Fiber Types, Gate Control
USMLE Neurology: Sleep Physiology, REM, NREM, Narcolepsy, Circadian Rhythm
USMLE Neurology: Spinal Cord Syndromes, Brown-Séquard, Syringomyelia, ALS, Tabes Dorsalis
USMLE Neurology: Spinal Cord Tracts—Dorsal Column, Spinothalamic, Corticospinal
USMLE Neurology: Stroke Syndromes (MCA, ACA, PCA, Lacunar, Brainstem)
USMLE Neurology: Visual Pathways, Optic Chiasm, Fields, Reflexes
USMLE Pathology: Acute Inflammation, Mediators, Cellular Events, Exudate Types
USMLE Pathology: Apoptosis—Intrinsic vs. Extrinsic Pathway, Caspases, Bcl-2
USMLE Pathology: Carcinogenesis, Chemical, Radiation, Viral Key Associations
USMLE Pathology: Cell Injury, Reversible vs. Irreversible, Necrosis Types
USMLE Pathology: Chronic Inflammation, Granuloma Formation, Types, Diseases
USMLE Pathology: Oncogenes and Tumor Suppressors—Key Examples
USMLE Pathology: Paraneoplastic Syndromes, Ectopic Hormones, Hypercalcemia, Neurologic
USMLE Pathology: Wound Healing—Primary vs. Secondary Granulation Tissue, Keloid
USMLE Pharmacology: Autonomic Pharmacology—Sympathetic vs. Parasympathetic Drugs
USMLE Pharmacology: Drug Metabolism—CYP450 Inducers vs. Inhibitors, Drug Interactions
USMLE Pharmacology: Drug Overdose and Toxidrome Recognition—Opioid, Cholinergic, Anticholinergic
USMLE Pharmacology: Pharmacodynamics—Agonist, Antagonist, EC50, Efficacy vs. Potency
USMLE Pharmacology: Pharmacokinetics (ADME), Volume of Distribution, Clearance
USMLE Pharmacology: Receptor Types—Ionotropic, GPCR, Tyrosine Kinase, Nuclear
USMLE Pharmacology: Specific Antidotes (Acetaminophen, Opioids, Beta-blockers, Organophosphates)
USMLE Physiology: Cell Cycle Phases, Checkpoints, Cyclins, CDKs
USMLE Physiology: Cell Membrane Transporters, Channels, Pumps, and NaK ATPase
USMLE Physiology: Chromosomal Abnormalities—Down, Turner, Klinefelter, Edwards
USMLE Physiology: Mendelian Genetics—Autosomal Dominant, Recessive, X-linked
USMLE Physiology: Non-Mendelian Inheritance, Mitochondrial, Imprinting, Anticipation
USMLE Physiology: Signal Transduction, GPCR, RTK, Nuclear Receptors, Second Messengers
USMLE: Renal ADH and Concentrating Ability, Osmoreceptors, Collecting Duct
USMLE Renal Acid-Base Disorders: Anion Gap, Compensation, Winter Formula
USMLE Renal: Acute Kidney Injury—Pre-renal, Intrinsic, Post-renal, FENa
USMLE: Renal Countercurrent Mechanism, Concentration, and Dilution of Urine
USMLE Renal: Diuretics, Sites of Action, Side Effects, Electrolytes
USMLE Renal Electrolytes: Sodium, Potassium, Calcium—Causes and ECG Changes
USMLE Renal: GFR and Filtration, Starling Forces, Autoregulation
USMLE Renal: Glomerulonephritis—Nephritic vs. Nephrotic Patterns, Causes
USMLE: Renal—Kidney Stones (Calcium, Struvite, Uric Acid, Cystine)
USMLE Renal: Nephritic Syndromes (PSGN, IgA, Goodpasture, ANCA Vasculitis)
USMLE Renal Nephron Anatomy: Segments, Cell Types, Transporters
USMLE Renal: Nephrotic Syndromes (MCD, FSGS, MN, Amyloid, IF Patterns)
USMLE Renal: Polycystic Kidney Disease—ADPKD vs. ARPKD
USMLE Renal: RAAS—Renin, Angiotensin II, Aldosterone Effects
USMLE Renal: Renal Tubular Acidosis Types 1, 2, 4—Potassium and pH
USMLE: Renal Tubular Transport—Sodium, Glucose, Water, Potassium Handling
USMLE: Reproductive, Breast, Cancer Types, Receptors, BRCA, Staging, Treatment
USMLE Reproductive: Cervical Cancer, HPV 16/18, Pap Smear, CIN Grading
USMLE Reproductive: Contraception, OCPs, IUDs, Side Effects, Contraindications
USMLE: Reproductive – Female Reproductive Anatomy (Ovary, Uterus, Tubes, Ligaments)
USMLE: Reproductive Fertilisation and Implantation, hCG Production Timing
USMLE: Reproductive – Male Reproductive Physiology (FSH, LH, Testosterone, Sertoli vs. Leydig)
USMLE: Reproductive, Menstrual Cycle, Hormones, Phases, Ovulation Timing
USMLE Reproductive: Ovarian Pathology—Cysts, PCOS, Tumors, Markers
USMLE Reproductive: Pregnancy Hormones (hCG, hPL, Estrogen, Progesterone)
USMLE Reproductive: Prostate Cancer, PSA, Gleason Score, Bone Mets, Treatment
USMLE Reproductive: Spermatogenesis Cell Types, FSH, LH, Testosterone Roles
USMLE Reproductive: Testicular Tumors—Seminoma vs. NSGCT, Markers, Spread
USMLE Respiratory: ARDS, Diffuse Alveolar Damage, PF Ratio, Causes
USMLE Respiratory: Acid-Base in Respiratory Disease—Respiratory Acidosis/Alkalosis
USMLE: Respiratory Control of Breathing—Medulla, Chemoreceptors, Response to CO2/O2
USMLE: Respiratory Dead Space vs. Alveolar Ventilation, Minute Ventilation, and Clinical Relevance
USMLE Respiratory: Emphysema vs. Chronic Bronchitis—Pathology, Mechanism, Pathogenesis
USMLE: Respiratory Gas Exchange, A-a Gradient, V/Q Mismatch, Shunt, Diffusion
USMLE: Respiratory, Interstitial Lung Disease, Restrictive Pattern, Fibrosis, Diffusion
USMLE Respiratory: Lung Anatomy, Lobes, Bronchopulmonary Segments, Cell Types
USMLE Respiratory: Lung Cancer—SCLC vs. NSCLC—Types, Location, Paraneoplastics
USMLE Respiratory: Lung Volumes and Capacities (TLC, FRC, RV, FVC)
USMLE: Respiratory Obstructive Lung Disease (COPD, Asthma, Bronchiectasis, FEV1/FVC)
USMLE Respiratory: Oxygen-Hemoglobin Curve—Right vs. Left Shift, 23-BPG
USMLE Respiratory: Pleural Diseases—Effusion, Pneumothorax, Empyema
USMLE Respiratory: Pneumonias—Typical vs. Atypical, Aspiration, HAP/VAP
USMLE: Respiratory, Pulmonary Circulation, Low Pressure, Hypoxic Vasoconstriction
USMLE Respiratory: Pulmonary Embolism Risk Factors, Virchow's Triad, ECG Changes
USMLE Respiratory: Pulmonary Function Tests—Obstructive vs. Restrictive Patterns
USMLE: Respiratory – Pulmonary Surfactant, Type II Pneumocytes, Neonatal RDS
USMLE Step 2 CK: Cardiology – Acute Decompensated Heart Failure, Diuresis, LVEDP, Afterload Reduction, Vasodilators
USMLE Step 2 CK: Cardiology – Aortic Dissection, Stanford A vs. B, Imaging, BP Control, Surgery Indications
USMLE Step 2 CK: Cardiology – Aortic Stenosis Symptoms (SAD: Syncope, Angina, Dyspnoea), TAVR vs. SAVR Timing
USMLE Step 2 CK: Cardiology—Atrial Fibrillation: Rate vs. Rhythm Control, Anticoagulation, CHA2DS2-VASc, Cardioversion
USMLE Step 2 CK: Cardiology – Chronic HFrEF Management (GDMT: ACEi/ARB/ARNI, ß-blocker, MRA, SGLT2i)
USMLE Step 2 CK: Cardiology – Endocarditis, Duke Criteria, Empiric Antibiotics, Surgery Indications
USMLE Step 2 CK: Cardiology—Mitral Regurgitation, Acute Papillary Rupture Post-MI vs. Chronic, Timing of Surgery
USMLE Step 2 CK: Cardiology – NSTEMI/UA Risk Stratification, TIMI Score, Conservative vs. Invasive Strategy
USMLE Step 2 CK: Cardiology – Pericarditis vs. Cardiac Tamponade, ECG, Echo, Pulsus Paradoxus, Pericardiocentesis
USMLE Step 2 CK: Cardiology – STEMI Diagnosis, ECG, Reperfusion Strategy, PCI vs. Thrombolysis, Adjuncts
USMLE Step 2 CK: Cardiology – SVT, Vagal Manoeuvres, Adenosine, Cardioversion, WPW, Avoid AV Nodal Blockers
USMLE Step 2 CK: Emergency Medicine—Anaphylaxis, IM Epinephrine, Biphasic Reaction, Observation, Disposition
USMLE Step 2 CK: Emergency Medicine—Environmental Emergencies (Heat Stroke, Hypothermia, Drowning, CO Poisoning)
USMLE Step 2 CK: Emergency Medicine, Resuscitation, ACLS Basics—Unstable Tachycardia, Bradycardia, PEA, Asystole
USMLE Step 2 CK: Emergency Medicine – Toxicology (Acetaminophen, Salicylates, TCA, Opioids, Sympathomimetics)
USMLE Step 2 CK: Endocrinology – Adrenal Disease – Primary vs. Secondary Adrenal Insufficiency – Addisonian Crisis
USMLE Step 2 CK: Endocrinology – Diabetes, DKA vs. HHS, Fluids, Insulin, Potassium, Triggers
USMLE Step 2 CK: Endocrinology – Diabetes Outpatient Drug Selection (Metformin, GLP-1, SGLT2, Insulin)
USMLE Step 2 CK: Endocrinology – Hypothyroidism and Myxedema Coma – Diagnosis, Levothyroxine, ICU Care
USMLE Step 2 CK: Endocrinology—Parathyroid and Calcium Disorders (Hypercalcemia, Hypocalcemia, PTH Interpretation)
USMLE Step 2 CK: Endocrinology—Pituitary Disorders, Prolactinoma, Acromegaly, SIADH vs. DI
USMLE Step 2 CK: Endocrinology – Thyroid Disease, Hyperthyroidism, Thyroid Storm, Graves, Nodules, FNA
USMLE Step 2 CK: Gastroenterology – Acute Liver Failure, Acetaminophen Toxicity, Encephalopathy, INR, Transplant Criteria
USMLE Step 2 CK: Gastroenterology – Cirrhosis Complications (Ascites, SBP, Varices, HRS, Encephalopathy)
USMLE Step 2 CK: Gastroenterology—Colorectal Disease, Colon Cancer Screening, Diverticulitis vs. Colon Cancer
USMLE Step 2 CK: Gastroenterology – Inflammatory Bowel Disease (Crohn vs. UC), Flares, Steroids, Biologics, Surgery
USMLE Step 2 CK: Gastroenterology – Lower GI Bleeding, Diverticulosis, Angiodysplasia, Ischemic Colitis, Evaluation
USMLE Step 2 CK: Gastroenterology – Pancreatitis Diagnosis (BISAP, Ranson), Fluids, Nutrition, Antibiotic Traps
USMLE Step 2 CK: Gastroenterology – Upper GI Bleeding – Variceal vs. Non-variceal – Endoscopy Timing, Octreotide, PPI
USMLE Step 2 CK: Gynaecology – Cervical and Uterine Disease, Abnormal Uterine Bleeding, Pap/HPV Algorithms, Endometrial Cancer
USMLE Step 2 CK: Gynaecology, Contraception, Combined OCPs, IUDs, Emergency Contraception, Contraindications
USMLE Step 2 CK: Gynaecology – Menstrual Disorders (Primary Amenorrhea, Secondary Amenorrhea, PCOS, Prolactin, Thyroid)
USMLE Step 2 CK: Gynaecology, Pelvic Pathology, Ovarian Torsion, Ovarian Cysts, Ectopic Pregnancy, PID
USMLE Step 2 CK: Gynaecology & Urogynaecology—Stress vs. Urge Incontinence, Prolapse, Pessary vs. Surgery
USMLE Step 2 CK: Haematology/Oncology – Anaemia (Microcytic, Macrocytic, Hemolytic) Diagnostic Algorithm
USMLE Step 2 CK: Haematology, Oncology, Hemostasis, DVT/PE, Anticoagulation, HIT, DIC, TTP—Distinguishing and Treating
USMLE Step 2 CK: Haematology, Oncology, Malignancy, Fever, Weight Loss, Lymphadenopathy—Next Best Diagnostic Step
USMLE Step 2 CK: Haematology/Oncology – Neutropenic Fever, Empiric Antibiotics, Risk Stratification, Antifungal Timing
USMLE Step 2 CK: Haematology/Oncology – Oncologic Emergencies (SVC Syndrome, Leukostasis, Hyperviscosity)
USMLE Step 2 CK: Haematology, Oncology, Perioperative and Pregnancy Anticoagulation—Warfarin, DOACs, Heparin, Bridging
USMLE Step 2 CK: Haematology/Oncology—Tumour Lysis Syndrome, Hypercalcemia of Malignancy, Spinal Cord Compression
USMLE Step 2 CK: Infectious Disease – Bacterial Infections – CAP vs. HAP/VAP – Empiric Antibiotics: Typical vs. Atypical
USMLE Step 2 CK: Infectious Disease – HIV/AIDS, OI Thresholds, PCP Prophylaxis, ART Initiation, IRIS
USMLE Step 2 CK: Infectious Disease – Infective Endocarditis, Empiric Therapy, Prosthetic Valve vs. Native Valve, Blood Cultures
USMLE Step 2 CK: Infectious Disease – Meningitis and Encephalitis – LP vs. CT First, Empiric Coverage, HSV Encephalitis
USMLE Step 2 CK: Infectious Disease—Osteomyelitis and Septic Arthritis, MRI, Aspiration, Culture-Directed Therapy
USMLE Step 2 CK: Infectious Disease—STIs, PID, Syphilis, Gonorrhoea, Chlamydia, HIV Testing and Follow-up
USMLE Step 2 CK: Infectious Disease—Tropical and Other Infections (Malaria, Babesia, Lyme, RMSF)—Test Clues and Treatment
USMLE Step 2 CK: Infectious Disease—Tuberculosis, Primary, Reactivation, Latent TB, RIPE Therapy, Isolation
USMLE Step 2 CK: Nephrology – AKI in Hospital, Contrast Nephropathy, Obstructive Uropathy, Post-renal Causes
USMLE Step 2 CK: Nephrology, Acid-Base Disorders, Anion Gap, Winter Formula, Compensation Patterns
USMLE Step 2 CK: Nephrology – Acute Kidney Injury (Pre-renal vs. ATN vs. AIN) – Work-up, FENa, Management
USMLE Step 2 CK: Nephrology – Chronic Kidney Disease, Staging, Complications, Indications for Dialysis
USMLE Step 2 CK: Nephrology, Electrolytes, Hyperkalemia, Hypokalemia, Hyponatremia, Hypernatremia, Treatment
USMLE Step 2 CK: Nephrology – Glomerular Disease, Nephritic vs. Nephrotic, Biopsy Patterns, Initial Management
USMLE Step 2 CK: Neurology—Delirium vs. Dementia Work-up, Reversible Causes, Safety, Medications
USMLE Step 2 CK: Neurology – Headache, Migraine, Cluster, Tension, SAH, Temporal Arteritis, Red Flags
USMLE Step 2 CK: Neurology – Meningitis, Encephalitis, ICP Traps, LP Timing, Empiric Therapy
USMLE Step 2 CK: Neurology – Movement Disorders – Parkinson, Essential Tremor, Drug-induced Parkinsonism
USMLE Step 2 CK: Neurology – Neuro-ophthalmic Disorders (CN III Palsy, Papilledema, Optic Neuritis, Pituitary Compression)
USMLE Step 2 CK: Neurology—Seizures, First Seizure Work-up, Status Epilepticus, Post-ictal Management
USMLE Step 2 CK: Neurology—Stroke (Ischemic vs. Hemorrhagic), tPA Window, Thrombectomy, BP Rules
USMLE Step 2 CK: Neurology—TIA and Secondary Stroke Prevention, Antiplatelets, Carotid Endarterectomy, AF, Anticoagulation
USMLE Step 2 CK: Obstetrics – Gestational Diabetes Screening, Diagnosis, Fetal Risks, Treatment
USMLE Step 2 CK: Obstetrics – Hypertensive Disorders of Pregnancy, Preeclampsia, Severe Features, HELLP, MgSO4
USMLE Step 2 CK: Obstetrics, Labour Stages, Arrest Disorders, Fetal Monitoring, Induction, C-Section Indications
USMLE Step 2 CK: Obstetrics—Obstetric Complications: Placenta Previa, Abruption, Vasa Previa, Uterine Rupture
USMLE Step 2 CK: Obstetrics—Postpartum Complications (Hemorrhage, Endometritis, Mastitis, Postpartum Depression)
USMLE Step 2 CK: Obstetrics, Prenatal Care, Dating, Screening, Rhogam, Gestational Age Milestones
USMLE Step 2 CK: Obstetrics—Preterm Labour and PPROM—Tocolytics, Steroids, MgSO4, Delivery Timing
USMLE Step 2 CK: Paediatrics—Developmental Disorders—Autism, ADHD, Speech Delay, Hearing Loss Work-Up
USMLE Step 2 CK: Paediatrics, Genetic Metabolic Disease, Newborn Screen, PKU, Congenital Hypothyroidism, CAH
USMLE Step 2 CK: Paediatrics—Growth Failure, Failure to Thrive, Short Stature, Obesity—Endocrine vs. Non-Endocrine Causes
USMLE Step 2 CK: Paediatrics – Neonatal Emergencies (Bilious Vomiting, TEF, NEC, Pyloric Stenosis)
USMLE Step 2 CK: Paediatrics, Neonatal Jaundice, Sepsis, Respiratory Distress, Congenital Heart Clues
USMLE Step 2 CK: Paediatrics—Paediatric Infections—Otitis, Bronchiolitis, Croup, Epiglottitis, Meningitis
USMLE Step 2 CK: Psychiatry – Anxiety, Somatoform Disorders, Panic, GAD, OCD, Illness Anxiety
USMLE Step 2 CK: Psychiatry—Depression in Medical Illness, Grief vs. Major Depression, Hospital Management
USMLE Step 2 CK: Psychiatry – Emergency Psychiatry, Agitation, Capacity, Involuntary Hold, Restraints
USMLE Step 2 CK: Psychiatry—Mood Disorders, MDD, Bipolar, Suicide Risk, Pharmacotherapy Selection
USMLE Step 2 CK: Psychiatry—Personality Disorders (Borderline, Antisocial, OCPD)—Recognition and Management
USMLE Step 2 CK: Psychiatry—Psychosis, Schizophrenia, Schizoaffective, Delirium, Medical Causes First
USMLE Step 2 CK: Psychiatry—Substance Use, Alcohol Withdrawal, Opioid Use Disorder, Intoxication vs. Withdrawal
USMLE Step 2 CK: Pulmonology—ARDS vs. Cardiogenic Pulmonary Oedema, Berlin Criteria, PF Ratio, Ventilation Strategy
USMLE Step 2 CK: Pulmonology – Asthma, Acute Exacerbation Severity, Stepwise Therapy, Status Asthmaticus
USMLE Step 2 CK: Pulmonology – COPD Exacerbation, Oxygen Targets, Steroids, NIV, Antibiotics
USMLE Step 2 CK: Pulmonology—Interstitial Lung Disease, Pulmonary Hypertension, PFT Patterns, Right Heart Cath
USMLE Step 2 CK: Pulmonology—Pleural Effusion, Transudate vs. Exudate, Light Criteria, Thoracentesis Indications
USMLE Step 2 CK: Pulmonology—Pneumothorax (Primary, Secondary, Tension), Chest Tube vs. Observation
USMLE Step 2 CK: Pulmonology — Pulmonary Embolism, Wells Score, D-dimer, CT-PA, Anticoagulation, Thrombolysis
USMLE Step 2 CK: Pulmonology – Pulmonary Neoplasm, Solitary Nodule Work-up, Lung Cancer Staging, Paraneoplastic Syndromes
USMLE Step 2 CK: Surgery — Acute Abdomen, Appendicitis, Cholecystitis, Bowel Obstruction, Mesenteric Ischemia
USMLE Step 2 CK: Surgery – Acute Pancreatitis, Surgical Issues, Gallstones, Necrosis, Infected Collections
USMLE Step 2 CK: Surgery – Breast Disease, Mastitis, Abscess, Breast Cancer Work-Up, BI-RADS Decisions
USMLE Step 2 CK: Surgery — Burns, Fluid Resuscitation, Inhalation Injury, Escharotomy Indications
USMLE Step 2 CK: Surgery, Trauma, ATLS Sequence, FAST, Hemorrhagic Shock, Damage Control Resuscitation
USMLE Step 2 CK: Surgery – Vascular Surgery – Acute Limb Ischemia, Compartment Syndrome, AAA Rupture
USMLE Step 3: Biostatistics, Epi, Bias, Selection Bias, Information Bias, Confounding, Prevention, and Detection
USMLE Step 3: Biostatistics, Epi, Clinical Trials, Intention-to-Treat, Per-Protocol, Superiority vs. Non-inferiority
USMLE Step 3: Biostatistics, Epi, Confidence Intervals, Interpretation, Width, Overlap, Clinical Significance vs. Statistical
USMLE Step 3: Biostatistics, Epi, Likelihood Ratios, Pre-test and Post-test Probability, ROC Curves
USMLE Step 3: Biostatistics, Epi, Number Needed to Treat (NNT), Number Needed to Harm (NNH), Absolute vs. Relative Risk Reduction
USMLE Step 3: Biostatistics, Epi, Screening Tests, Lead-Time Bias, Length Bias, Overdiagnosis, Screening Criteria
USMLE Step 3: Biostatistics, Epi, Sensitivity, Specificity, PPV, NPV, Clinical Application
USMLE Step 3: Biostatistics, Epi, Statistical Tests (t-test, ANOVA, Chi-square, Fisher's Exact), Choosing the Right Test
USMLE Step 3: Biostatistics, Epi, Study Designs (RCT, Cohort, Case-Control, Cross-sectional), Relative Risk vs. Odds Ratio
USMLE Step 3: Biostatistics, Epi, p-value, Type I Error, Type II Error, Power (1-ß), Interpreting Results
USMLE Step 3: Cardiology – Ambulatory Cardiology, Stable Angina, Chronic AF, Lipids, Screening, Follow-up
USMLE Step 3: Clinical Management—Acute Respiratory Failure: Hypoxaemic vs. Hypercapnic, NIV vs. IMV Decision
USMLE Step 3: Clinical Management, Antimicrobial Stewardship, Narrowing Therapy, IV-to-PO Switch, Duration of Treatment
USMLE Step 3 Clinical Management: CCS Approach, SOAP Format—Stabilize First, Diagnose Second, Treat Third
USMLE Step 3: Clinical Management—Chronic Disease Management (Diabetes, HTN, Dyslipidemia, CKD)—Target Values
USMLE Step 3: Clinical Management, Computer-based Case Simulation (CCS), Order Entry, Follow-up, Advancing the Clock
USMLE Step 3: Clinical Management—Geriatric Care, Polypharmacy, Delirium Prevention, Falls, Frailty
USMLE Step 3: Clinical Management—Immunisation Schedule (Adults: Influenza, Pneumococcal, Shingles, Tdap, Hepatitis B)
USMLE Step 3: Clinical Management, Pain Management, Opioid Stewardship, Acute vs. Chronic Pain, Prescription Monitoring
USMLE Step 3: Clinical Management—Perioperative Evaluation, Cardiac Risk, Pulmonary Risk, Anticoagulation Bridging
USMLE Step 3: Clinical Management, Pharmacology in Special Populations—Pregnancy, Renal Failure, Hepatic Failure
USMLE Step 3: Clinical Management—Pre-operative Testing: When NOT to Order Labs, ECG, Imaging in Low-risk Surgery
USMLE Step 3: Clinical Management, Preventive Services, USPSTF A and B Recommendations, Cancer Screening, Aspirin, Statins
USMLE Step 3: Clinical Management, Screening for Social Determinants of Health, Intimate Partner Violence, Food Insecurity, Housing
USMLE Step 3: Clinical Management—Sepsis, qSOFA, SOFA Score, Hour-1 Bundle, De-escalation of Antibiotics
USMLE Step 3: Clinical Management—Tobacco Cessation, 5 As Framework, NRT, Varenicline, Bupropion, Combination Therapy
USMLE Step 3: Clinical Management, Transitions of Care, Hospital Discharge, Medication Reconciliation, Follow-up Timing
USMLE Step 3: Endocrinology – Ambulatory Endocrinology, Thyroid Follow-up, Diabetes Targets, Osteoporosis Prevention
USMLE Step 3: Ethics, Legal, Advance Directives, Living Will vs. Healthcare Proxy, DNR Orders, POLST
USMLE Step 3: Ethics, Legal, Confidentiality Exceptions, Duty to Warn, Tarasoff, Reportable Diseases, Child/Elder Abuse
USMLE Step 3: Ethics, Legal, Informed Consent, Competence, Capacity, Voluntariness, Disclosure, Exceptions
USMLE Step 3: Ethics, Legal, Medical Futility, Withdrawal of Life-Sustaining Treatment, Palliative Sedation
USMLE Step 3: Ethics, Legal, Minor Consent, Emancipated Minors, Mature Minor Doctrine, STI, Contraception, Substance Use
USMLE Step 3: Ethics, Legal Research Ethics, Belmont Report, Respect, Beneficence, Justice, IRB, Vulnerable Populations
USMLE Step 3: Ethics, Legal Surrogate Decision-Making Hierarchy, Substituted Judgement vs. Best Interests
USMLE Step 3: Gynaecology, Menopause, HRT, Vasomotor Symptoms, Contraindications, Osteoporosis Prevention
USMLE Step 3: Haematology, Oncology, Ambulatory Oncology, Screening, Survivorship, Palliative Care, Transitions, Follow-up
USMLE Step 3: Infectious Disease—Ambulatory ID, Recurrent UTI, Cellulitis, Follow-up, Outpatient Antibiotic Choices
USMLE Step 3: Nephrology — Ambulatory Nephrology, CKD Follow-up, BP Targets, Albuminuria, Referral Timing
USMLE Step 3 Neurology: Ambulatory Neurology, Migraine Prophylaxis, Seizure Follow-Up, Dementia Counselling
USMLE Step 3: Obstetrics, Ambulatory OB, Prenatal Screening Interpretation, Glucose Screening, Vaccine Timing
USMLE Step 3 Preventive Medicine: Occupational and Environmental Health—Asbestosis, Silicosis, Lead Poisoning, Carbon Monoxide
USMLE Step 3 Preventive Medicine: Primary Prevention, Vaccination, Smoking Cessation, Diet, Exercise
USMLE Step 3 Preventive Medicine: Secondary Prevention, Cancer Screening, AAA, Osteoporosis, HIV, Depression
USMLE Step 3 Psychiatry: Ambulatory Psychiatry, Long-term Antidepressant Strategy, Insomnia Follow-up Decisions

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