we conclude that ( a ) criteria for evaluating results of the thyroliberin stimulation test should be revised , ( b ) this test is still useful in evaluating suspected cases of hyperthyroidism , for which results of current , improved methods for thyrotropin determination are equivocal , and ( c ) improved diagnostic methods should be used to characterize the relative importance of hyperthyroidism as a causal factor for atrial fibrillation .
C0022885
test
C0430022
diagnostic methods