1. Some 12 babies with an underactive thyroid and 35 with metabolic disorders were identified.

2. If a medical examination suggests an underactive thyroid, tests for antibodies that attack the gland are usually ordered.

3. Cretinism - severe hypothyroidism resulting in physical and mental stunting hypothyroidism - an underactive thyroid gland; a glandular disorder resulting from insufficient production of thyroid hormones Based on WordNet 3.0, Farlex clipart collection