⟩ Itching around the rectum is commonly caused by the pinworm, Enterobius vermicularis. Which of the following is false regarding pinworms?
* A. It has a simple rectum to mouth life cycle (do not scratch your bum and suck your thumb)
* B. Diagnosis is best made by a stool O&P exam
* C. It is highly contagious infecting a number of members of a family at the same time
* D. Spread can be prevented by good hygiene
* E. The egg is oval, flat on one side and contains a single larvae folded over like a safety pin
Correct Answer: B
