Answer 25

25.  Choice B is the correct answer.  Pancreatic Ductal Adenocarcinoma makes up about 85% of pancreatic cancers.  Has a extremely high mortality rate.  Most pancreatic adenocarcinomas arise from pancreatic intraepithelial neoplasia.  

Question 25

25.  Which of the following is the most common pancreatic cancer?

A.  Pancreatic Intraepithelial Neoplasia
B.  Pancreatic Ductal Adenocarcinoma
C.  Intraductal Papillary Mucinous Neoplasms
D.  Mucinous Cystic Neoplasms

Answer 24

24.  Choice D is the correct answer.  Eating foods with seeds is not a risk factor for the development of diverticular bleeding or the development of diverticulosis.  

Question 24

24.  Which of the following is not a risk factor for diverticular disease/divertiular bleeding?

A.  Smoking
B.  Low dietary fiber
C.  Red meat
D.  Eating food with seeds

Answer 23

23.  Choice B is the correct answer.  Internal hemorrhoids arise from above the dentate line and do not have any sensory innervation.  Internal hemorrhoids on occasion protrude out of the anus external hemorrhoids.  External hemorrhoids arise below the dentate line and have sensory innervation.  Perirectal abscesses are painful.  Anal fissures present as a tear.

Question 23

23.  Your patient is a 64 year old male that presents with the painless lesion pictured below.  What is the most likely diagnosis?

A.  External hemorrhoid
B.  Internal hemorrhoid
C.  Perirectal abscess
D.  Anal fissure

Answer 22

22.  Choice C is the correct answer.  When patients have metastatic rectal carcinoma they are given radiation and chemotherapy to shrink the tumor and to treat metastasis preoperatively to improve cure rates.  Surgical resection would not be part of the initial therapy of this patient.

Question 22

22.   Your patient is a 64 year old female recently diagnosed with rectal carcinoma with metastasis to the mesenteric lymph nodes.  Which of the following may not be part of the initial management of this patient?

A.  Pain control

B.  Chemotherapy

C.  Surgical Resection

D.  Radiation

Answer 21

21.  Choice A is the correct answer.  Chronic diarrhea is defined is diarrhea persisting for greater than 30 days.  Possible causes include carbohydrate malabsorption, maldigestion, malabsorption syndromes, inflammatory bowel disease, radiation colitis, ischemic colitis, neoplasia, laxative abuse, post cholecystectomy, vasculitis, poisons, disordered motility, neuroendocrine tumors, Addison's disease, and idiopathic secretory diarrhea.  Norovirus is the most common cause of acute diarrhea.  Acute diarrhea lasts less than 14 days.

Question 21

21.  Which of the following is not a possible cause of chronic diarrhea?

A.  Norovirus
B.  Radiation colitis
C.  Neuroendocrine Tumors
D.  Vasculitis