A high TSH level suggests an underactive thyroid gland ... there are exceptions to what the test results may mean and situations in which the test may be inaccurate. Your healthcare provider ...

Here's a look at what abnormal TSH levels can mean. A high TSH level is anything greater than 5.0 mIU/L and may suggest an underactive thyroid, aka hypothyroidism. "A significantly elevated TSH ...

In Sapporo city of Japan, neonatal screening for congenital hypothyroidism has used the measurement of free thyroxine (T4) and thyroid-stimulating hormone ... elevated free T4 levels during ...