WANG Changyin HONG Shufang CHENG Xiaoli WEN Bing ZHANG Xiangyuan. Exploration of the value of 99mTc thyroid/neck background rectified ratio in thyroid disease[J]. Nuclear techniques, 2001, (11): 903-907.
WANG Changyin HONG Shufang CHENG Xiaoli WEN Bing ZHANG Xiangyuan. Exploration of the value of 99mTc thyroid/neck background rectified ratio in thyroid disease[J]. Nuclear techniques, 2001, (11): 903-907.DOI:
Exploration of the value of 99mTc thyroid/neck background rectified ratio in thyroid disease
normal subjects and 250 patients with thyroid disease were performed thyroid imaging. The parameters reflecting the function of thyroid were calculated
including rectified ratio(RR)
uptake ratio(UR) and 99m Tc percentage uptake(PU).The identity between RR and PU was compared with the identify between UR and PU. The parameters in disease groups were also compared with that of normal group. The results showed that the real identify percentage (95.6%) between RR and PU was significantly higher than that of UR and PU (77.9%) ( χ 2=40.9
P <0.001). RR were significantly higher in groups of hyperthyroidism and recurrence after thyroidectomy than normal group ( P <0.05-0.005)
and significantly lower in subacute thyroiditis group ( P <0.001).RR may be normal or increased in simple goiter and may be normal
increased or decreased in hypothyroidism. Thereby
RR is obviously better than UR in determining the level of thyroid 99m Tc uptake. It is difficult in discriminating between hyperthyroidism and hypothyroidism by RR
but it still has important significance in correlation with clinical and other examination data for comprehansive judgement.
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Related Author
DIAO Yao
XING Fuqin
俞丹
蒯大禹
朱汇庆
张光明
林祥通
Yu Yongli 1 Cao Rongzhen 2 Zhang Desheng 3 Dong Mo 2 Zhang Zuchuan 3 Ma Jixiao 1 1
Related Institution
Research Centre of Isotope, China Medical University, Shengyang
Huashan Hospital, Shanghai Medical University, Shanghai 200040)AbStract:Using experimental phantom simulating thyroid nodules, investigation was made of the diagnostic value of ultrasound