How to judge hypothyroidism

summary

Hypothyroidism is hypothyroidism, after the onset of the need for timely diagnosis, make clear the disease after targeted treatment. Let's see how to judge hypothyroidism.

How to judge hypothyroidism

First, serum TT4, TT3, FT4 and FT3 were lower than the normal value.

Second, the serum TSH value (1) in primary hypothyroidism, TSH increased significantly, accompanied by T4 decreased. The serum TT4 and TT3 levels of subclinical hypothyroidism were normal, but the serum TSH level was slightly increased. After TRH stimulant test, the serum TSH level was higher than that of normal people. (2) The serum TSH level of pituitary hypothyroidism was low or normal or higher than normal, and there was no response to TRH. Serum TT4 level increased after TSH administration. (3) The serum TSH level of hypothyroidism was low or normal, and the response to TRH was good. (4) In peripheral hypothyroidism (thyroid hormone resistance syndrome), TSH is increased in patients with central resistance, decreased in patients with peripheral tissue resistance, and has different manifestations in patients with systemic resistance.

Finally, X-ray examination showed that the heart was enlarged, the heart beat was slowed down, pericardial effusion and skull plain film showed that the sella turcica could be enlarged.

matters needing attention

If Hashimoto's thyroiditis leads to hypothyroidism, we need to give a low iodine diet, limit kelp, laver, shrimp, iodized salt and other food, if it is caused by surgery, we do not need a low iodine diet. In addition, regular review of thyroid function, according to the situation of drug treatment.