USMLE Medicine Flashcards

1
Q

most common cause of death in pts with acute MI

A

vfib (re-entry)

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2
Q

obtunded, decreased respiratory rate, decreased bowel sounds, hypotension, hypothermia

A

opioid intoxication

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3
Q

how to tx opioid intoxication

A

naloxone

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4
Q

bradycardia, hypotension, wheezing… what intoxication and how to treat

A

beta blocker intoxication

tx with glucagon

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5
Q

drowsiness, slurred speech, unsteady gait… what intoxication and how to treat

A

benzo intoxication

flumazenil

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6
Q

most common thyroid malignancy

A

papillary –> best prognosis

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7
Q

adrenal insufficiency, calcifications in the adrenal glands… what is this most likely?

A

TB in the adrenals

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8
Q

most common cause of adrenal insufficiency in developed countries

A

autoimmune adrenalitis

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9
Q
  • glomerulonephritis
  • upper respiratory tract disease- oral ulcers, sinusitis, nasal discharge
  • lower respiratory tract disease- dyspnea, cough, hemoptysis
A

Wegener’s granulomatosis/granulomatosis with polyangitis

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10
Q

how to dx and tx wegener’s granulomatosis

A

dx with c-ANCA antibodies and tissue bx

tx with high dose CS and cytotoxic agents

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11
Q

3 top causes of cough in nonsmokers w/o pulmonary disease

A

asthma
GERD
post nasal drip

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12
Q

cough, chest pain, hemoptysis, numerous round alveolar infiltrates on CXR, systolic murmur that increases on inspiration

A
  • bacterial endocarditis causing tricuspid regurgitation

- septic emboli to the lungs

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13
Q

S4

A

hypertension
aortic stenosis
hypertrophic cardiomyopathy
older adults

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14
Q

diastolic murmur heard best while sitting up

A

aortic regurgitation

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15
Q

systolic murmur that increases when patient stands up

A

hypertrophic cardiomyopathy

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16
Q

when to drain pleural fluid???

A

when pH < 7.2 (also, when glucose < 60)

17
Q

CNS stimulation, cardiac toxicity, GI disturbances in a COPD patient

A

theophylline toxicity

18
Q
  • enlarged “water bottle shaped” cardiac silhouettes on CXR
  • diminished heart sounds
  • difficulty palpating the PMI
A

pericardial effusion

19
Q

what to do with unstable pts in afib

A

immediate DC cardioversion