9-3

Question 1

most common peds brain tumor

Answer 1

medulloblastoma

Question 2

hyperviscosity syndrome, neuropathy, M-spike on SPEP

Answer 2

waldenstrom macroglobulinemia

Question 3

breast cyst that doesn’t resolve w/ aspiration

Answer 3

core needle bx

Question 4

pleural fluid pH transudative fluid

Answer 4

7.4-7.55

Question 5

young person w/ polyarthralgias, tenosynovitis + vesiculopustular skin lesions

Answer 5

disseminated gonococcal infection

Question 6

most common source of ludwig angina

Answer 6

dental infection

Question 7

tick illness that causes intravascular hemolysis + flu-like sxs

Answer 7

babesiosis

Question 8

renal path in chronic analgesic use

Answer 8

papillary necrosis or chronic tubulointerstitial nephritis

Question 9

pt w/ recurrent sinopulmonary + GI infections, small tonsils

Answer 9

X-linked agammaglobulinemia

Question 10

renal vein thrombosis is most commonly assoc w/ which nephrotic syndrome

Answer 10

membranous glomerulonephropathy

Question 11

anti-U1 ribonucleoprotein

Answer 11

mixed CT disease

Question 12

culture negative urethritis in men

Answer 12

chlamydia

Question 13

test for cdiff

Answer 13

stool toxin

Question 14

next step in w/u for primary amenorrhea w/ present uterus

Answer 14

FSH (central vs peripheral)

Question 15

w/u for predominantly nocturnal chronic cough

Answer 15

PFTs (asthma)

Question 16

ulcer location: improves w/ food

Answer 16

duodenal ulcer

Question 17

progressive prolonged PR interval

Answer 17

Mobitz type I

Question 18

painless VB >20 wks gestation, reactive FHT early on

Answer 18

placenta previa

Question 19

urine pH in respiratory alkalosis

Answer 19

inc urine pH (kidney excretes more bicarb to compensate -> alkalinized)

Question 20

tx for EColi O157:H7

Answer 20

supportive

Question 21

type II error

Answer 21

falsely conclude there is no difference (can decrease by increasing power)