Test 48 - Created Aug 13

Question 1

why might a pt who has had multiple transfusions struggle to find blood that matches their blood?

Answer 1

alloantibodies

Question 2

why might a patient with autoimmune anemia or on methyldopa or procainamide struggle to find blood?

Answer 2

autoantibodies

Question 3

time cutoff fore when oseltamivir is given

Answer 3

48 hours

Question 4

revised cardiac risk index (assesses risk of major cardiac complications with noncardiac surgery)

Answer 4

high-risk surgery, h/o ischemic heart dz, HF, h/o stroke, DM w/ insulin, preop Cr > 2

0 RFs: 0.4% risk
1: 1%
2: 2.5%
3/+: 5.4%

Question 5

when is cardiac testing needed prior to high-risk noncardiac surgery

Answer 5

reduced functional status (can’t climb 2 flights of stairs for example) and >1% risk of significant cardiac event

Question 6

presentation of pseudofolliculitis barbae

Answer 6

small, painful papules in beard area; more common in black men

Question 7

mgt of pseudofolliculitis barbae

Answer 7

stop current shaving regimen for a few wks, use single blade, warm compresses, maybe only hair clippers

Question 8

imaging when looking for renal artery stenosis

Answer 8

1. elev Cr - abdominal duplex doppler U/s

2. nl Cr - CT angiography

Question 9

quality adjusted life years

Answer 9

person with an illness equates to what X number of years of their life and current health status are in terms of X number of years with full health

Question 10

disability adjusted life years

Answer 10

difference btwn current situation and an ideal situation (perfect health until standard life expectancy age)

Question 11

presentation of porphyria cutanea tarda; association; trigger

Answer 11

painless blisters, hypertrichosis, and hyperpigmentation; associated w/ Hep.C; trigger can be EtOH or estrogen

Question 12

stepwise workup of familia hypocalciuric hypercalcemia

Answer 12

blood Ca level (up) -> PTH (high) -> urinary Ca excretion (low) -> FHH

Question 13

when is percutaneous coronary intervention recommended in a STEMI patient

Answer 13

Within 90 minutes of first medical contact. “Door to balloon time.”

Question 14

presentation of bronchiectasis patient

Answer 14

hemoptysis, recurrent lung infections, recurrent productive chronic cough, easily winded; little or no smoking hx (less likely to be cancer); may have crackles and wheezes on PE

Question 15

anemia and sickle cell dz patient: low vs. high retic count

Answer 15

low - aplastic crisis

high - splenic sequestration crisis

Question 16

presentation of ACL injury

Answer 16

mechanism: rapid deceleration or direction changes; pivot on leg w/ foot planted

sxs - rapid onset pain, “popping” at time of injury, significant swelling, joint instability