6/24/13 Flashcards Preview

STEP II > 6/24/13 > Flashcards

Flashcards in 6/24/13 Deck (20):
1

Francisella tularensis: Describe the lesion at site of infection and the location/character of the lymphadenopathy.

ulcerative lesion; exquisitely tender regional lymphadenopathy

2

What infection from a cat bite causes regional lymphadenopathy following local cellulitis?

Pateurella multocida

3

What infection from a cat scratch, bite, or fleabite causes papules at the inoculation site and an enlarging, nontender lymph node?

Bartonella henselae

4

Which kind of peptic ulcer pain is relieved by meals?

DUODENAL

5

Which 2 TB drugs, aside from INH, are anti-B6 and can cause a sideroblastic anemia?

pyrazinamide and cycloserine

6

What is the typical regimen for TB?

Rifampin
INH
Pyraznamide
Ethambutol

7

Achalasia results from degeneration of the _______ cells.

Auerbach plexus

8

What is the most common cyanotic heart abnormlity presenting immediately after birth?

TGA
(This is the presumed defect if there is no pulmonary problem.)

9

Transposition of the great arteries: What procedure is performed (prior to surgery) if prostaglandin E1 does not end the cyanosis?

balloon septostomy

10

What are the effects of 17-hydroxylase deficiency?

hyperaldosteronism, no cortisol, no sex steroids.
male: female external genitalia
female: no secondary sexual characteristics

11

What are the effects of 21-hydroxylase deficiency?

deficiency of mineralocorticoids and cortisol, high sex hormones (salt wasting, hypotension)
masculinization

12

What are the effects of 11-β-hydroxylase deficiency?

high corticosteroids, low cortisol, high sex hormones
(htn)
masculinization

13

What are the major indications for CABG?

- LMCA or (LAD + LCX >70%)
- 3-vessel disease
- 2-vessel disease w/ DM

14

What susbstance was the pregnant mother probably using if the newborn is very irritable w/ hi-pitched cry, with tremors, excessive suck, and abnormal breathing?

cocaine

15

What substance was the pregnat mother probably using if the newborn is very irritable, has GI dysfunction, respi distress, autonomic Sx?

opiates

16

What is the Tx of choice for asymptomatic HOCM?

avoid strenous exercise

17

What is the initial Tx for symptomatic HOCM?

β-blockers or Ca++ ch. blockers

18

What parameter should determine the time at which the pt is switched from IV insulin to SQ insulin in DKA?

anion gap

19

What's da science word for "freckle"?

lentigo (pl. lentigines)

20

How big is an atypical (dysplastic melanocytic) nevus?

>5 mm