Misc Flashcards

1
Q

Normal WBC levels

A

3 900-10 800/mm^3

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2
Q

Normal RBC levels

A

3.9-5.4 million/mm^3

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3
Q

Normal platelets level

A

150 000-424 000/mm^3

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4
Q

WBC levels at which pt cannot be treated

A

2 000/mm^3 or less

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5
Q

Platelets level at which pt cannot be treated

A

50 000/mm^3 or less

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6
Q

Half life of Radium-226

A

1600 years

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7
Q

Half life of Cobalt-60

A

5.26 years

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8
Q

Half life of Cesium-137

A

30 years

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9
Q

Half life of Iridium-192

A

74 days

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10
Q

Half life of Iodine-125

A

60 days

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11
Q

Half life of Palladium-103

A

17 days

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12
Q

Half life of Gold-198

A

3 days

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13
Q

TD 5/5 of bladder

A

60Gy

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14
Q

TD 5/5 of thyroid

A

45Gy

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15
Q

TD 5/5 of esophagus

A

60Gy

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16
Q

TD 5/5 of ovary

A

2-3Gy

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17
Q

TD 5/5 of rectum

A

60Gy

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18
Q

TD 5/5 of salivary glands

A

50Gy

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19
Q

TD 5/5 of testis

A

1Gy

20
Q

TD 5/5 of brain

A

50-60Gy

21
Q

TD 5/5 lens of the eye

A

5Gy

22
Q

TD 5/5 of kidney

A

15-20Gy

23
Q

TD 5/5 of liver

A

15-25Gy

24
Q

TD 5/5 of lung

A

15Gy

25
Q

TD 5/5 of stomach

A

45Gy

26
Q

TD 5/5 of spinal cord

A

45Gy

27
Q

TD 5/5 of small bowel

A

45Gy

28
Q

Karnofsky PS 90

A

Ability to carry on normal activity.

Minor signs or symptoms of disease.

29
Q

KPS 80

A

Normal activity with effort.

Some signs and symptoms of disease.

30
Q

KPS 70

A

Self-care

Inability to carry on normal activities or do active work

31
Q

KPS 60

A

Requires occasional assistance.

Ability to care for most needs.

32
Q

KPS 50

A

Requires considerable assistance and frequent medical care.

33
Q

KPS 40

A

Disability

Requires special care and assistance.

34
Q

KPS 30

A

Hospitalization
Severe disability
Death not imminent

35
Q

KPS 20

A

Hospitalization
Extreme sickness
Active support tmt necessary.

36
Q

KPS 10

A

Moribund

Rapid progression of fatal processes.

37
Q

Frequency of RadioFrequency waves in Linac

A

2856 MHz

38
Q

Dose limit of NEW

A

50mSv/yr
150mSv for lens of eye.
500mSv for all other tissues

39
Q

Dose limits for public

A

1mSv for continuously exposed.

5mSv for infrequently exposed.

40
Q

Dose limit for fetus

A

5mSv total

0.5mSv or less/month

41
Q

Pixel dimension

A

0.5*0.5mm

42
Q

Voxel dimension

A

0.50.510 mm

43
Q

Oropharynx vert lvl

A

C2-3

44
Q

Epiglottis vert lvl

A

C3

45
Q

True vocal cords vert lvl

A

C4