Hint: This moiré pattern lines the colon and the patient is a woman
A 50-year-old woman is referred to the gastroenterology clinic for a routine colonoscopy.
She mentions she is often tired, but is otherwise well. On examination, she is 165cm tall, weighs 63kg and has conjunctival pallor.
Colonoscopy reveals dark-brown to black discoloration in a moiré pattern lining the large intestine.
A biopsy of the large intestine is sent for analysis. Based on these findings, a history of which of the following is most likely?
- Crohn’s disease
- Bulimia nervosa
- Peutz-Jeghers syndrome
- Cigarette smoking
Answer: Bulimia nervosa