Sponsored Links

Subject: Tommy's Concepts

Subject: Tommy's Concepts
Tommy's Concepts for the USMLE Step 1

Question

Microbiology<br />
<br />
Case: A 20 year old patient named Reese Witherspoon presents complaining of lower abdominal cramps and diarrhea. She has no prior history of gastrointestinal illnesses and began noting frequent loose stools 3 days earlier. The stools have subsequently become bloody and associated with urgency and nocturnal bowel movements. She has also developed an increased temperature of 38.4 C (101.1 F). On examination, she has mild periumbilical and left lower quadrant tenderness. On rectal examination, the stool is bloody. Which of the following organisms is most likely causing her symptoms?<br />
<br />
1-C. jejuni<br />
2-E coli<br />
3-Bacteroides fragilis<br />
4-Giardia lamblia<br />
5-Cryptosporidium<br />
6-The unknown virus that mutated Wolverine in the X-Men group.<br />
7-Staph aureus toxin

Answer