Read the finding
Endocrine · Pattern recognition
Thyroid function tests
5 findings. Cover the answers and work down the list — then flip it and predict the finding from the diagnosis.
High TSH, low T4Primary hypothyroidism
High TSH, normal T4Subclinical hypothyroidism
Low TSH, high T4Hyperthyroidism
Low TSH, normal T4Subclinical hyperthyroidism
Low TSH, low T4Secondary (central) hypothyroidism