QUESTION: A mother brings her full-term 3-day-old male newborn to the ED after she noticed an episode of dark tarry stool at home. Mom delivered the newborn vaginally without any complications. Mom is a vegetarian and is breastfeeding. On exam, the patient is afebrile. His abdomen is soft with no palpable masses. Rectal exam reveals dark tarry stool that is guaiac positive. Which of the following is the most likely cause of this patient’s presentation?

A. Meckel’s diverticulum
B. Milk protein allergy
C. Necrotizing enterocolitis
D. Swallowed maternal blood




# Mini Board Review: March 2013 EditionDiane Gilliland 2013-03-07 20:37
Thank you for putting together the questions for the mini board review. I find them very helpful!
# Mini Board reviewDr Zahn 2013-03-10 09:37
Good review....but alot of medical info, very specific...not known when you are out for years in practice.
# MDSam Morale 2013-03-11 17:06
Thanks for your effort. Nice to review uncommon diseases to keep us up to speed. It is amazing how many diseases, pathogens etc... have had their names changed : Granulomatosis with Polyangiitis (GPA) (formerly referred to as Wegener’s granulomatosis) .
# Robert Ditrolio 2013-03-12 17:10
Excellent review questions. Please keep them coming in future issues!

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