CTICU Flashcards

1
Q

Vital sign that is highly sensitive for volume status

A

Respiratory rate

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2
Q

Henry Gaur reflex

A

Brain sensing stretch in cardiac ventricles leading to decreased ADH

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3
Q

Cyanosis is seen when how much hemoglobin is deoxygenated?

A

5 g/dL

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4
Q

NNT for ASA therapy

A

100

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5
Q

Dosage of stress dose of hydrocortisone for major surgery

A

100 mg q8hrs for 24 hrs

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6
Q

Severity of aortic stenosis by aortic valve area

A

Critical < 0.6 cm^2
Severe < 1.0
Moderate 1-1.5
Mild > 1.5

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7
Q

Severity of aortic stenosis by mean gradient

A

Critical > 70 mmHg
Severe > 40
Moderate 25-40
Mild < 25

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8
Q

Elderly with fever and new onset AV block

A

Endocarditis

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9
Q

RSBI extubation criteria

A

RSBI < 105, RR/TV (in liters)

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10
Q

Maximum time allowed for circulatory arrest for cardiac surgery

A

30 min

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11
Q

Typical size of double lumen ETT for females

A

37

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12
Q

LV wall thickness that equates hypertrophy

A

Greater than 1.1 cm

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