Endocrine Abstracts

Resistance to thyroid hormone (THR) is a rare genetic condition affecting the nuclear thyroid hormone receptor, and inherited in a dominant negative pattern. It is often diagnosed in patients with discordant thyroid function. Patients have a ‘pituitary resistance’ to the elevated circulating levels of thyroid hormone, resulting in the failure of TSH suppression. While this consequent TSH drive has been associated with follicular thyroid cancer, it is thought that coe...

Case History: A 71-year-old man with well controlled hypertension and left eye blindness due to congenital toxoplasma chorioretinitis presented to his GP with worsening headache. Initial CT head revealed a massive left parasellar lesion (32*25*36 mm) with suprasellar extension. Gadolinium-enhanced MRI revealed large cystic sellar mass, marked chiasmal compression and total encasement of Left carotid artery. 48 hours after MRI he was admitted acute severe right abdominal pain. ...