4/27/13 Flashcards Preview

STEP II > 4/27/13 > Flashcards

Flashcards in 4/27/13 Deck (18):
1

Following blunt abdominal trauma, a pt. is normotensive, but has some respi distress. Breath sounds are decreased on the lower left chest. On X-ray, the left diaphragm is higher than the right. Dx?

Diaphragmatic rupture/hernia

2

What is a major complication of diaphragmatic hernia aside from respiratory distress?

incarcerated bowel

3

What would be a pathognomonic finding for diaphragmatic hernia?

NG tube in the chest

4

A pt who was rescued from a burning bldg and subsequently claims to have no memory of the event is using what neurotic defense mechanism?

dissociation

5

What are the 2 Tx options for acute cardiac tamponade?

pericardiocentesis or pericardiotomy

6

How can the cardiac silhouette be normal in acute cardiac tamponade?

pericardium is not very distensible

7

What receptors are blocked by typical antipsychotics?

D2

8

What receptors are blocked by atypical antipsychotics?

dopamine AND serotonin

9

What would be an average cardiac output?

about 5 L/min

10

Pain and numbness in one arm, limited neck rotation and lateral bending, and decreased sensation in the same arm in an older person.

cerviacl spondylosis

11

What is a common, but non--specific x-ray finding in spondylosis?

osteophytes

12

Person experiences popping sensation in knee during physical activity, followed by pain. Swelling of knee occurs gradually over the next 12-24 hrs. Tenderness on ant. and medial knee jt. Dx?

medial meniscus tear

13

Person feels popping sound in knee while doing physical activity and experiences immediate swelling and pain. Tenderness over ant. and medial knee. Dx?

ACL tear

14

Tenderness over the medial aspect of the knee with no precipitating event in an athlete or obese woman. Dx?

Anserine bursitis

15

Which neuro disease is amantadine used to Tx?

Parkinson's

16

What causes hyponatremia in central adrenal insufficiency?

excessive ADH secretion

17

Why does central adrenal insuff. cause excessive ADH secretion?

cortisol suppresses the secretion of ADH

18

What is the best next step once a firm, rubbery, freely mobile mass w/ well-defined borders has been palpated on breast exam?

imaging: US if 30yo