while True:
TSH = int(input("请输入TSH值:"))
FT4 = int(input("请输入FT4值:"))
if TSH == 0:
if FT4 == 0:
print("疑难杂症")
else:
x = int(input("TPOAb阳性:"))
print("自身免疫甲状腺炎" if x == 0 else "原发性甲状腺功能衰退")
break
print("中枢性甲减" if FT4 != 0 else "甲亢")
break