MONITORING OF I-EXCRETIONS AND USED MATERIALS OF PATIENTS TREATED WITH I-131
MONITORING OF I-EXCRETIONS AND USED MATERIALS OF PATIENTS TREATED WITH I-131
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DOI:
10.1097/00004032-198004000-00002
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发表时间:
1980-01-01
期刊:
影响因子:
2.2
通讯作者:
WATANABE, T
中科院分区:
文献类型:
--
作者:
NISHIZAWA, K;OHARA, K;WATANABE, T
The maximum excretion rates of I in exhalation, perspiration and salivation were measured in patients treated with 131I for thyroid carcinoma and hyperthyroidism. The contamination of dishes, chopsticks, toothbrushes, linens (coversheets, sheets and towels) and underwear (shirts and drawers) were monitored and evaluated along with the air contamination level arising from these items. The maximum excretion rate of the administered dose on an average was 3.2 .times. 10-6/h in exhalation, 2.45 .times. 10-6/h in perspiration and 6.3 .times. 10-3/ml in salivation. The maximum contamination rate of items ranged from 1.1 .times. 10-3 to 10-5 of the administered dose. The predominant radioactivity of the skin surface resulted from perspiration with a maximum of 1.8% evaporation into the air as water vapor. The air contamination level ranged 1.4 .times. 10-5 to 1.2 .times. 10-7/h of the administered dose.