6/21/13 Flashcards Preview

STEP II > 6/21/13 > Flashcards

Flashcards in 6/21/13 Deck (18):
1

Are large or small joints typically involved in pauciarticular JRA?

large

2

Which joint is never involved in pauciarticular JRA?

hip

3

What is the most common cause of hip pain in children?

transient synovitis

4

Heparin activates _______, whcich in turn inactivates thrombin, factor IXa, and factor Xa.

antithrombin III

5

Clopidogrel is an antiplatelet agent that prevents platelet activation by binding to platelet surface _______ receptors.

ADP

6

What is the mechanism of myxedema, the phenomenon which causes carpal tunnel syndrome and various other manifestations of hypothyroidism (and Graves disease)?

widespread deposition of matrix substances (glycosaminoglycans, mucopolysaccharides)

7

What is the mech by which pregnancy can cause carpal tunnel syndrome?

fluid accumulation in the carpal tunnel.

8

What is the mech by which acromegaly can cause carpal tunnel syndrome?

synovial tendon hyperplasia

9

What is the mech by which RA can cause carpal tunnel syndrome?

tenosynovial inflam

10

How do cavernous hemangiomas present?

as soft blue compressible masses up to a few cm in size

11

How is acute pancreatitis d/t alcoholism usu. treated?

conservatively (analgesics, Abx, and NPO)

12

What Abx may be used for the outpatient Tx of community-acquired pneumonia (in stable, healthy pts)?

azithromycin or doxycycline
(Give 'em da Z-pack for dat pneumococc!)

13

What is the drig of choice for uncomplicted cystitis and sinusitis?

TMP-SMX

14

If pt has received full course (2 doses) of HBV vaccine, but does not have positive HBsAg titers, what should be done?

Re-vaccinate (2 doses)

15

How long does protection from HBV vaccine last?

indefinitely (but individuals at risk can be given a single booster @ 5 yrs)

16

Age-related macular degeneration causes what kind of visual field loss?

central

17

Primary opn-angle glaucoma begins with deficits in which part of the visual field?

peripheral

18

What is the most consistent reversible risk factor for pancreatic cancer?

smoking