An 11-year-old athlete complains of bilateral anterior knee pain and swelling over the tibial tubercle. Symptoms worsen with activity. Which condition is most consistent with this pathophysiologic presentation?

A 59-year-old patient presents with bone pain, cranial enlargement, and limb bowing. Which diagnosis best explains the pathophysiologic findings of increased osteoclastic activity followed by excessive bone remodeling?

A patient presents with muscle pain, weakness, and dark-colored urine following a crush injury. What is the most likely diagnosis based on the pathophysiologic mechanism?

A newborn presents with jaundice within the first 24 hours of life and a bilirubin level of 22 mg/dL. Given the early onset and severity of hyperbilirubinemia, which complication is most concerning due to bilirubin crossing the immature blood-brain barrier and depositing in basal ganglia and brainstem nuclei?

A 40-year-old man with chronic alcohol use presents with epigastric pain radiating to the back and elevated lipase levels. What is the most likely diagnosis?

Which feature best differentiates generalized anxiety disorder (GAD) from posttraumatic stress disorder (PTSD)?

A patient with a recent fracture has persistent pain and no healing after 9 months. What is the most likely complication based on the pathophysiologic features outlined in this case?

You notice a patient’s chart notes that they are experiencing alogia and anhedonia. What would you expect to observe in this patient?

A 25-year-old woman presents with alternating diarrhea and constipation, bloating, and abdominal pain. No structural abnormalities are found. What is the most likely diagnosis involving visceral hypersensitivity?

A comatose patient undergoes cold water irrigation in the ear to assess brainstem function. Which reflex is being tested?