Finger Doses for Staff Handling Radiopharmaceuticals in Nuclear Medicine

Article Figures & Data

TABLE 1

Finger Doses for Group 1 Workers Involved in Handling ^99mTc-Labeled Compounds

	Activity handled/wk (GBq)		Dose (mSv) accumulated in 1 wk		Mean ± SD finger dose (mSv) accumulated in 1 wk for both hands
Workers	Activity handled/wk (GBq)	Hand	Index finger base	Ring finger base
Radiopharmacy laboratory
RW1	97.1	Right	2.2	0.8	1.2 ± 0.6
		Left	0.9	1.0
RW2	35.1	Right	0.6	0.5	0.6 ± 0.1
		Left	0.8	0.7
Physicians
RW3	83.3	Right	1.5	1.8	1.4 ± 0.4
		Left	0.9	1.3
RW4	24.1	Right		0.4	0.3 ± 0.1
		Left	0.3	0.3
Technologists
RW5		Right	0.1	0.1	0.1 ± 0.1
		Left	0.1	0.2
RW6	36.6 (in radiopharmacy)	Right	0.6	0.8	0.8 ± 0.1
		Left	0.8	0.9
RW7		Right	0.2	0.2	0.2 ± 0.1
		Left	0.2	0.1

TABLE 2

Finger Doses for Group 2 Workers Involved in Handling ¹³¹I

	Activity handled/wk (GBq)		Dose (mSv) accumulated in 1 wk		Mean ± SD finger dose (mSv) accumulated in 1 wk for both hands
Workers	Activity handled/wk (GBq)	Hand	Index finger base	Ring finger base
Physicians
RW8	22.2	Right	1.8	1.8	1.9 ± 0.2
		Left	1.7	2.1
RW9	22.6	Right		1.4	1.5 ± 0.7
		Left	1.7	1.4
RW10	21.6	Right	2.3	2.1	2.0 ± 0.3
		Left	1.7	1.9
Technologists
RW11		Right	0.3	0.4	0.3 ± 0.1
		Left	0.3	0.3
RW12		Right	0.2	0.2	0.2 ± 0.0
		Left	0.2	0.2
RW13		Right	0.1	0.1	0.1 ± 0.0
		Left	0.1	0.1

TABLE 3

Doses to Tips of Index and Ring Fingers of Both Hands of 3 Occupational Workers

	Activity handled/wk (GBq)		Dose (mSv) accumulated in 1 wk		Mean ± SD finger dose (mSv) accumulated in 1 wk for both hands
Workers	Activity handled/wk (GBq)	Hand	Tip of index finger	Tip of ring finger
Radiopharmacy laboratory
RW1	87.2 (^99mTc)	Right	8.7	5.1	6.5 ± 1.7
		Left	7.0	5.1
Physicians
RW4	34.6 (^99mTc)	Right	1.4	1.2	1.9 ± 0.6
		Left	2.9	1.9
RW10	21.6 (¹³¹I)	Right	18.4	9.7	10.2 ± 5.8
		Left	7.0	5.5

TABLE 4

Dose Range and Mean Doses to Fingers of Workers Involved in Handling Radiopharmaceuticals

	Radiopharmaceuticals handled		Dose range (μSv/GBq)		Mean ± SD finger dose (μSv/GBq)
Group	Radiopharmaceuticals handled	Workers	Base of fingers	Fingertips	Base of fingers	Fingertips
1	^99mTc-Labeled compounds	Radiopharmacy staff	8.2–28.5	58.5–99.8	17.0 ± 7.5	74.3 ± 19.8
		Physicians	10.8–21.6	34.7–83.8	13.4 ± 6.5	53.5 ± 21.9
2	¹³¹I	Physicians	61.9–106.5	254.6–851.8	82.0 ± 13.8	469.9 ± 267.0