A 6-year-old boy is brought to the emergency department because of a 1-day history of colicky abdominal pain and vomiting. He also had a sore throat 2 weeks ago. His temperature is 37.0°C (98.6°F), pulse is 100/min, respirations are 28/min, and blood pressure is 90/55 mm Hg. Examination of the lower extremities shows nonblanching raised erythematous papules. The abdomen is soft and nontender. Bowel sounds are high-pitched. Which of the following additional findings is most likely present in this patient?

Question

A 6-year-old boy is brought to the emergency department because of a 1-day history of colicky abdominal pain and vomiting. He also had a sore throat 2 weeks ago. His temperature is 37.0°C (98.6°F), pulse is 100/min, respirations are 28/min, and blood pressure is 90/55 mm Hg. Examination of the lower extremities shows nonblanching raised erythematous papules. The abdomen is soft and nontender. Bowel sounds are high-pitched.  Which of the following additional findings is most likely present in this patient?

Quizplus · Accepted Answer

Eductional Objective: Henoch-Schönlein purpura is an IgA-mediated leukocytoclastic vasculitis that commonly causes lower extremity palpable purpura, abdominal pain (± gastrointestinal bleeding), renal disease (eg, hematuria), and joint pain.

A 6-Year-Old Boy Is Brought to the Emergency Department Because