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Bud Notes > Answer in Numbers > Flashcards

Answer in Numbers Flashcards

2
Q

LDL level generally considered to connote low risk

A

160mg/dL

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3
Q

% obstruction in critical stenosis of coronary arteries that cause symptoms with increased demand.% causing symptoms at rest.

A

70 - 75%90%

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4
Q

Irreversible ischemia in myocardial cells occur with severe ischemia lasting ___ minutes

A

20 - 40 minutes

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5
Q

Cardiogenic shock develops with MI affecting ___% of the myocardium.

A

40%

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6
Q

Troponin levels after MI

A

Detectable at 2-4h.Peak at 48h.Persist for 7-10d.

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7
Q

CK-MB levels after MI

A

Rise within 2-4h.Peak at 23-48h.Return to normal within 72h.

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8
Q

Mortality rate of MIs complicated by cardiogenic shock

A

70%

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9
Q

Overall mortality within the first year of an MI

A

30%.3-4% per year thereafter

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10
Q

Acute cor pulmonale most commonly follows massive pulmonary embolism with obstruction of >____% of the pulmonary vascular bed

A

50

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11
Q

Normal volume of pericardial fluid

A

30 - 50 mL

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12
Q

Total body iron content in women? Men?

A

2g in women; 6g in men

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13
Q

Iron lost per day

A

1-2 mg/day. Due to shedding of mucosal and skin epithelial cells

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14
Q

ALL defined by blasts > ___% of cells in the bone marrow.

A

25

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15
Q

AML defined by blasts > ___ in the bone marrow

A

20%

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16
Q

Normal bleeding time

A

2 - 9 minutes

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17
Q

Cut off for thrombocytopenia

A

<100,000 cells/uL

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18
Q

Particles that are this size are the most dangerous because they get lodged at the bifurcation of distal airways

A

1 to 5 um

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19
Q

Acute right sided heart failure or collapse occurs when more than ___% of the total pulmonary vasculature is obstructed by a pulmonary embolus

A

60

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20
Q

Patients who have experienced one pulmonary embolism have a ___% chance of developing a second.

A

30

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21
Q

Pulmonary blood pressure are only about ____ (fraction) of the systemic pressure

A

1/8

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22
Q

An exudate is characterized by protein content >___

A

2.9 g/dL

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23
Q

Most common histologic variant of NPCA; most closely linked with EBV

A

Undifferentiated Ca

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24
Q

Diameter of the filtration slit in glomerular membranes. Radius of albumin?

A

20-30 nm.
3.6 nm,
70,000 kD

25
Q

Nephrotic syndrome is defined as excretion of ___ gm CHON/day in adults

A

3.5

26
Q

How many % of pregnant women would develop bacterium is. How many percent of these would become symptomatic if untreated.

A

4-6%.

20-40%.

27
Q

Nephrotic syndrome hypoalbuminemia in adults defined as plasma albumin <___

A

3 g/dL

28
Q

Urine flow falls below ___ in 24 hours in patients with acute renal failure.

A

400 mL

29
Q

Diarrhea defined as daily stool production in excess of ___

A

250g.

Containing. 70-95% water

30
Q

Megacolon defined as distention greater than ___

A

6-7 cm

31
Q

Minimum number of polyps required for diagnosis of FAP

A

100

32
Q

Surgical removal of ___% of liver of a normal person produces minimal and transient hepatic impairment. Regeneration restores most of the liver mass within ____ weeks.

A

60%

4 - 6 weeks

33
Q

Serious irreversible renal damage occurs in ___ wks with complete obstruction and in ___with incomplete obstruction.

A

3 weeks.

3 months.

34
Q

Mortality rate with appendiceal perforation

A

2%

35
Q

Average size of the kidney

A

10-12 cm

36
Q

Hepatic failure develops when ___% of hepatic function is lost.

A

80 - 90%

37
Q

Ascites usually becomes detectable when at least ___ mL have accumulated

A

500

38
Q

Normal thoracic duct lymph flow

A

800 - 1000 mL/day

39
Q

Jaundice occurs when bilirubin > ___

A

2 mg/dL

40
Q

Average incubation period of Hepatitis B

A

120 days

41
Q

% chronicity in Hep C infection

A

85% develop chronic Hep C.

Of these, 20% develop cirrhosis

42
Q

Hep B vaccination induced a protective anti-HBs antibody response in ___%

A

95

43
Q

It takes ___ years of drinking to develop cirrhosis. Consumption of ___ g/day considered to be the threshold for development of alcoholic liver disease

A

10 - 15 y.

50 - 60 g/day.

44
Q

In hereditary hemochromatosis, there is net iron accumulation of ____ g/yr

A

0.5 to 1.0 g/yr

45
Q

Hereditary hemochromatosis manifests typically after ___g of storage iron has accumulated.

A

20

46
Q

The overall recurrence risk of neural tube defects for subsequent pregnancies

A

4 - 5%

47
Q

Regrowth of axons occur at a rate of __

A

1 - 2 mm/day

48
Q

Normal blood glucose levels

A

70 - 120 mg/dL

49
Q

How many % of those with impaired glucose tolerance proceed to develop full-fledged DM per year?

A

5 - 10%

50
Q

DM Type 1 only develops with destruction of ___% of B cells.

A

90%

51
Q

Attacks of hypoglycemia occur with blood glucose < ____

A

50 mg/dL

52
Q

Normal age-related bone loss

A

0.7% per year

53
Q

Osteoporosis cannot be reliably detected in plain radiographs until ____% of bone mass has already disappeared

A

30 - 40%

54
Q

Threshold for pain (in dB)

A

120

55
Q

Normal sound intensity in conversation (in dB)

A

60

56
Q

Continuous exposure to >____ dB may lead to permanent hearing loss.

A

90

Bud Notes (25 decks)

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