Case Report: Reversible central hypothyroidism-like thyroid dysfunction revealing ACTH-independent cushing syndrome during pregnancy
Thyroid dysfunction is common during pregnancy, and a reduced free thyroxine (FT4) concentration is often attributed to gestational thyroid disease. However, low FT4 with an inappropriately non-elevated thyroid-stimulating hormone (TSH), particularly when the abnormality persists during levothyroxine treatment, should...