5/30/13 Flashcards

1
Q

The Sx of bereavement usually taper w/in what amt of time?

A

2 mos

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2
Q

What is the main mech of nitroglycerin in pain relief in MI?

A

decrease in ventricular preload

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3
Q

What are the most common bacteria to cause brain abscess?

A

Strep and Bacteroides

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4
Q

What is the mech of anemia and other hematologic abnormalities in SLE?

A

peripheral destruction of bloo cells

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5
Q

What are 2 important cardio-pulmonary complications of severe obstructive sleep appnea?

A

pulm htn, rt. ventricular failure

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6
Q

What is the mechanism of obesity hypoventilation syndrome?

A

obesity impedes expansion of chest wall and abd

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7
Q

How are ABGs in obesity hyperventilation syndrome different from those of obstructive sleep apnea?

A

reduced PaO2 and elevated PaCO2 in daytime

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8
Q

Why might you test thyroid function in a pt w/ hyponatremia?

A

SIADH

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9
Q

What is the Tx of choice for dermatitis herpeteformis?

A

Dapsone

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10
Q

What skin condition is 1% lindane used for?

A

scabies

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11
Q

What kind of joint disease causes punched-out lesions with an overhanging rim of cortical bone, known as “rat bite lesions”?

A

gout

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12
Q

What is the most common cardiac abnormality in disseminated Lyme disease?

A

AV block

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13
Q

What is the Tx for Lyme disease that is not in the CNS?

A

oral doxycycline (or amoxicillin, esp. children)

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14
Q

What is the Tx for CNS Lyme disease?

A

IV ceftriaxone

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15
Q

What is the Tx for Lyme disease w/ facial n. palsy?

A

oral doxycycline (or amoxicillin)

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16
Q

At what pH, measured by fetal scalp sampling, must delivery go to Ceasarean?

A

<7.20

17
Q

What cause of pneumonia should be suspected in a very toxic pt who has lung cavitation and presence of air-fluid levles on CXR or CT?

A

S. aureus

18
Q

Acute febrile illness, hypoxemic respi failure, diffuse pulm infiltrates, 25% EΦ on bronchoalveolar lavage. Dx?

A

eosinophilic pneumonia

19
Q

What is the Tx for eosinophilic pneumonia?

A

corticosteroids

20
Q

What is the mech of SIADH in hypothyroidism?

A

TSH mildly stimulates ADH release