6/15/13 b Flashcards Preview

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Flashcards in 6/15/13 b Deck (20):
1

What is the effect of squatting on the murmur of aortic stenosis?

decrease

2

Why does squatting decrease the murmur of AS (despite increased preload)?

lower sympathetic outflow --> lower TPR

3

What is the effect of standing on the murmur of AS?

increase

4

Why does the murmur of AS increase w/ standing?

increased sympathetic outflow --> increased TPR

5

What is the effect of Valsalva maneuver on the murmur of AS?

decrease

6

What is th effect of hand grip maneuver on the murmur of AS?

decrease

7

Why does hand grip decrease the murmur of AS?

up TPR --> decreased outflow

8

What is the preferred medication to control chronic htn in the pregnant woman?

methyldopa (or labetalol)

9

What should be used to lower the BP of the preg woman w/ severe preeclampsia or HELLP syndrome prior to delivery?

hydralazine or labetalol

10

What are AIDS pts at risk of when CD4+ count falls below 50?

MAC

11

What is given to AIDS pts as MAC prophylaxis?

azithromycin or clarithromycin

12

How should migratory thrombophlebitis (aka Trousseau's sign) be controlled until the underlying malignancy can be treated?

Heparin (not warfarin!)

13

What are the 2 most common psychiatric comorbidities of Tourette's syndrome?

ADHD and OCD

14

What kind of a drug is Citalopram?

SSRI

15

What kind of drugs are first-line for generalized anxiety disorder?

SSRIs and SNRIs

16

What kind of a drug is Ziprasidone?

atypical antipsychotic

17

What are the 2 treatments for any kind of anxiety disorer w/ frequent Sx?

CBT or SSRI/SNRI

18

What is the treatment that may be used short-term for anxiety disorders or if the symptoms are infrequent?

benzos

19

How long after acute cholecystitis should cholecystectomy be performed?

72 hrs! That's it!

20

When is a HIDA scan useful?

acute cholecystitis and US is inconclusive