Test 91 Flashcards

1
Q

common complication of varicose veins

A

venous stasis ulcers around the medial malleoulus

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2
Q

assymetric ventriular septal hypertrophpy and variable dynamic left ventircular outflow tract obstruction

A

Hypertrophic cardiomyopathy

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3
Q

lead to increaed murmur intesnsity in hypertrophic cardiomyopathy

A

Decreasing preload/afterload reduces LV chamber size, decreasing the separation between the mtiral valalve and the IV septum, increasing obstruction

sudden standing, vasalva (strain phase), Nitro

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4
Q

squatting
sustained hand grip
passive leg raise

A

increase preload/afterload> DECREASE LVOT murmur intesnsity

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5
Q

MC cause of death in pts w/ diptheria infection

A

cardiomyopathy

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6
Q

Tx for diptehria

A

diptheria antitoxin (passive immunization)**most impt and has greastest effect on prognosis, Abx, active immunizatin

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7
Q

acute obstruction of small airways in infants

A

secondary to RSV bronichiolitis

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8
Q

Ribavarin

A

antiviral drug that may benefit in RSV bronchiolitis

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9
Q

Oseltamiviv

A

sialic acid analogue inhibiotr of influenza A and B viral neuraminidases

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10
Q

Ganciclovir

A

anti-herlpesvirus guanine nucleoside analong

CMV

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11
Q

Amantadine

A

imapir unocating of influenza A virion after host cell endocytosis

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12
Q

early onset pericarditis

A

inflammatory rxn to cardiac muscle necrosis adjacent to visceral and parietal pericardium

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13
Q

dresslers syndorme

A

autoimmune polyserositis

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14
Q

two major RFs for developing ARDS

A

sepsis and shock

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15
Q

lung finding associated w/ ARDS

A

intra alveolar eddema and alveolar hylaine membranes

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16
Q

wedge shaped pleural based infarctions in lung w/ hemorrhagic necrosis

A

PE

17
Q

highly selective proteinuria

A

mostly low moceuar weight proteins, albumin/transferrin

18
Q

c-myc

A

burkitt lymphoma

19
Q

n-myc

A

neuroblastoma

small cell carcinoma of lung

20
Q

BCR-ABL

A

CML> increased TK activity

21
Q

BCL-2 overexpression

A

follicular lympohoma

22
Q

caues sxs of septic shock and cahcexia at high concentrations

A

TNFa

23
Q

episodic, transient attacks of coronary vasospasm at rest during middle of night to early AM hours

A

prinzemetals angina

temporaory transmural myocardial ischemia w/ ST elevation

24
Q

can provoke coronary vasospasm and aid in dx

A

ERgonovine

25
Q

Tx of prinzmentals

A

vasodilating nitrates

Ca channel blockers

26
Q

Phentolamine

A

a1 and a2 antagonist> vasodilate

27
Q

amlodipine

A

ca channel blocker> vasodilate

28
Q

morphine

A

vasodilaor

29
Q

rapid correction of hyponatremia

A

osmotic demyelination of axons

30
Q

rapid correction of hkypernatremia

A

cerebral edema

31
Q

carpopedal spasms

A

hypocalcemia

32
Q

arnold chiari malformations

A

congenital abnormality

impaired devo of posterior fossa

33
Q

LG ion channels that OPEN after binding ACh

> influx of Na/Ca and outflux of K from cell

A

Nicotinic receptors

34
Q

EPI to A1 receptor

A

IP3 pathway> increase in intracellular Ca

35
Q

B1, B2 recetpors

A

cAMP> PKA activation

36
Q

M1 and M3

A

ITP> increased Ca and activate PKC

37
Q

Li Fraumeni syndrome

A

AD predisposition to variety of cancers

sarcomas, tumors of breast, brain and adrenal cortex are MOST common

mut p53 gene