Answer 5

5.  Choice D is the correct answer.  Crohn's disease is a disorder that is transmural and can affect any where from the mouth to the anus.  It affects the terminal ileum mostly.  Crohn's causes skip lesions, unlike ulcerative colitis that starts at the rectum and tracts proximally.  

Question 5

5.  Which of the following is non true regarding Crohn's Disease?

A.  Crohn's is a recurrent disorder
B.  Most common involves the terminal ileum
C.  Granulomatous Process
D.  Always begins at the rectum

Answer 4

4.  Choice D is the correct answer.  Acute diarrhea is defined as diarrhea lasting less than 14 days.  Viruses are the most common cause.  Campylbacter, Shigella, and E.Coli are all causes of acute diarrhea but occur with much less frequency than viral infections. 

Question 4

4.  The most common cause of acute diarrhea is?

A.  Campylbacter
B.  Shigella
C.  E. Coli
D.  Viruses

Answer 3

3.  Choice A is the correct answer.  Meckel's Diverticulum has the rule of two's.  It occurs in in 2% of the population.  It is found about two feet from the ileocecal valve, and is about two inches long.  Meckel's diverticulum is typically painless until it becomes inflamed.  

Question 3

3.  Which of the following is true regarding Meckel's Diverticulum?

A.  It is congenital remnant of the omphalomessenteric duct

B.  It affects 15 percent of the population

C.  It usually presents with abdominal pain

D.  The hematochezia is painful

Answer 2

2.  Choice B is the correct answer.  Adhesions are not a common cause of large bowel obstruction.  Adhesions are a common cause of a small bowel obstruction.  Tumors are the most common cause of large bowel obstructions.  Diverticulitis and Volvulus can cause large bowel obstructions.

Question 2

2.  All of the following are common causes of large bowel obstructions except?

A.  Volvulus

B.  Adhesions

C.  Cancer

D.  Diverticulitis

Answer 1

1.   Choice B is the correct answer.  CT scan of the abdomen an pelvis is the imaging study of choice. This study has the highest yield.  Abdominal ultrasound can be attempted but often the appendix is not visualized especially if their is a lot of bowel gas.  Intravenous Pyelogram is for kidney stones.  A three view abdomen is useful when their is a suspicion of a bowel obstruction or perforation.  Air fluid levels would be seen in the case of a bowel obstruction on the upright films and pneumoperitoneum would be seen in the case of perforation.

Question 1

1.  Your patient is a 25 year old male that presents with RLQ pain, WBC 14.5, and voluntary guarding in the RLQ.  His scrotal exam is unremarkable.  He has no abdominal dissension and his bowel sounds are normal.  Which of the following is the best imaging modality to evaluate this patient.

A.  Abdominal Ultrasound
B.  CT scan of Abdomen and Pelvis
C.  3 view Abdominal Series
D.  Intravenous Pyelogram