TRUELEARN 25 DEC 2018

Question 1

• firm, flesh colored to dull red plaques

- finger like projections of spindle cells on histology

Answer 1

dermatofibrosarcoma protuberans

Question 2

what is the best test to diagnose primary hyperaldosteronism?

Answer 2

plasma aldosterone to renin ratio

Question 3

anaphylaxis after transfusion is caused by:

Answer 3

recipient antibodies to donor IgA

Question 4

febrile transfusion reactions are mediated by:

Answer 4

circulating cytokines to donor blood as wella s cytokines within the stored donor blood

Question 5

urticaria after transfusion is caused by:

Answer 5

introduction of recipient antibodies to donor plasma proteins

Question 6

TRALI is caused by:

Answer 6

introduction of donor antibodies to recipient WBCs

Question 7

what are the hallmarks of blind loop synrome?

Answer 7

• steatorrhea
• diarrhea
• megaloblastic anemia
• malnutrition
• hypocalcemia (calcium is bound to unabsorbed fatty acids in the intestinal lumen)

Question 8

a mesenteric swirl on CT following gastric banding surgery is associated with:

Answer 8

internal hernia

Question 9

what is the therapy for locally advanced gastric cancer?

Answer 9

• neoadjuvant therapy

- surgical resection

Question 10

what is the mutation in GISTs?

Answer 10

c-kit

Question 11

what is the most potent stimulator of bile secretion?

Answer 11

secretin

Question 12

medial rotation of the duodenum =

Answer 12

kocher maneuver

Question 13

what is the primary source of bilirubin in the body?

Answer 13

senescent RBCs