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갑상선기능항진증에 있어서 T3RU 및 T4에 관한 임상적 연구
이종석,문언수,박요한,조창호,박인수,이학중 대한핵의학회 1978 핵의학 분자영상 Vol.12 No.2
1) 갑상선기능항진증환자의 연령 및 성별 분포를 보면 10대 4례(4.26%), 20대 27례(28.72%), 30대 28례(29.79%), 40대 17례(18.09%), 50대 13례(13.83%) 및 60대 5례(5.31%)로써 20대와 40대 사이에서 76.60%를 찾이하였다. 성별분포를 보면 남자 19례(20.2%), 여자 75례(79.79%)로써 여자에서 높은 빈도를 보였다. 2) 갑상선기능항진증환자에서 호소하는 중요증상을 열거하면 심계항진 77례(81.92%), 체중감소 60례(63.83%), 식욕항진 62례(65.96%), 내서성저하 54례(57.4%), 발한 64례(68.09%), 신경질 75례(79.79%) 등을 보였다. 3) 갑상선기능항진증환자에서 이학적소견을 보면 손떨림 54례(57.16%), 빈맥증 45례(47.63%), 넓은 맥압력 38례(40.17%), 수축기심잡음 29례(35.86%), 안구돌출 34례(35.86%), 따뜻한 피부 44례(46.33%) 등의 순이었다. 4) 갑상선기능항진증환자를 갑상선중독증, 선종양갑상선중독증 및 결절성갑상선종으로 분류하여 T3 resin 섭취율과 T4치의 성적을 보면, 갑상선중독증에서는 T3 RU 49.15±9.94%, T4 21.29±7.04μg/dι이고, 선종양갑상선중독증에서는 T3 RU 40.32±13.08%, T4 15.47±8.25μg/dι였고, 결절성갑상선종에서는 T3 RU 32.47±6.74%, T4 11.03±5.0μg/dι였다. 5) 갑상선크기를 중심으로 하여 갑상선중독증, 선종양갑상선중독증 및 결절성갑상선종을 비교하여 보면, 갑상선중독증에서 우엽의 장축과 폭은 6.91±1.85cm, 2.72±0.89cm, 우엽은 각각 6.51±1.5cm, 2.67±0.58cm였다. Hyperthyroidism may be defined as those clinical conditions which result from an increase in the circulating levels of one or both thyroid hormones. Hyperthyroidism in broad sense could be classified with toxic diffuse goiter, toxic adenomatous goiter, and toxic multinodular goiter on the basis of the circulating thyroid hormone levels. For this study, the subject included 94 cases with hyperthyroidism were presented in 77 with toxic diffuse goiter, 8 with toxic adenomatous goiter, and 9 with toxic multinodular goiter on the levels of 125IT3 resin uptake rate and serum thyroxine (T4). The observed results were as follows: 1) In the cases of hyperthyroidism including toxic diffuse goiter, toxic adenomatous goiter, and toxic multinodular goiter, 20.21% of the patients were male and 79.79% female. The majority of the patients were in 2nd to 4th decades of their lives. 2) There were objective signs clearly manifested in hyperthyroidism including toxic diffuse goiter and toxic adenomatous goiter which were rare in the multinodular goiter. The clinical signs in toxic diffuse and toxic adenomatous goiter included wide pulse pressure, tachycardia, systolic murmur, exophthalmos, tremor and warm skin etc. (Table 3.) 3) The most freauent complaints of the patients with hyperthyroidism were palpitation, weight loss, increased appetite, perspiration, heat intolerance, nervousness, exertional dyspnea, and menstrual disturbance etc. (Table 4.) There was no clear difference in the incidence of symptoms between toxic diffuse goiter and toxic adenomatous goiter, but there was clear difference between toxic multinodular goiter. 4) Considering of results of 125IT3 resin uptake rate and serum T4 level in toxic diffuse goiter, toxic adenomatous goiter and toxic multinodular goiter, 125I T3 regin uptake rate was 49.15±9.94% (mean) and serum T4 21.29±7.04 ug/dl (mean) in toxic diffuse goiter. In toxic multinodular goiter, 125I T3 resin uptake rate was 32.47±6.74% (mean) and serum T4 level 11.03±5.0 ug/dl, and then there was clear dience in the results of 125I T3 resin uptake rate and serum T4 between toxic diffuse goiter and toxic multinodular goiter. The levels of 125I T3 uptake rate and serum T4 in toxic adenomatous goiter were 40.32±13.08% (mean), 15.47±8.25 ug/dl (mean) respectively, so there was no clear difference between toxic diffuse goiter and toxic adenomatous goiter. 5) There was no significant differnece in length and width performed width thyroid scanning in toxic diffuse goiter, toxic adenomatous goiter, and toxic multinodular goiter.