Laboratory results for a 56-year-old female patient with abdominal pain show decreased hemoglobin, hematocrit, potassium, and albumin levels; fecal occult blood; and a raised white blood cell count. On review of the abdominal X-ray, the physician diagnoses Crohn's disease. Which of the following did the physician most likely see on the X-ray?

The Progressive Care Certified Nurse (PCCN) exam is administered by the American Association of Critical-Care Nurses (AACN), which is the largest specialty nursing organization in the world. The PCCN examination tests applicants' knowledge of caring for acutely ill adult patients.

PCCN is a specialty certification for nurses who provide direct care to acutely ill adult patients regardless of their physical location. Nurses interested in this certification may work in areas such as intermediate care, direct observation, stepdown, telemetry, transitional care or emergency departments.