Part VII

Question 1

241Am-Americium

Answer 1

432.7y

Encapsulated
Dx: External radiation source for bone mineral analyzer
Tx: Antineoplastic (intracavitary radiation
source)

Question 2

Calcium
47Ca

Answer 2

4.53d
Calcium chloride
Dx: Calcium metabolism studies

Question 3

Cesium
137Cs

Answer 3

30.0y
Cesium chloride or cesium sulfate (encased in needles or applicator cells)
Tx: Antineoplastic (teletherapy source, in-tracavitary or interstitial radiation source)

Question 4

Daughter
137mBa

Answer 4

2.552min
Cesium chloride or cesium sulfate (encased in needles or applicator cells)
Tx: Antineoplastic (teletherapy source, in-tracavitary or interstitial radiation source)

Question 5

Californium
252Cf

Answer 5

2.645y
Sealed source
Tx: Antineoplastic (intracavitary or intersti-
tial radiation source)

Question 6

Chromium
51Cr

Answer 6

27.704d

Chromic chloride
Chromium disodium edetate
Labeled human serum albumin
Sodium chromate labeled RBC

Dx: Determn of serum protein loss into the
gastrointestinal tract