Sumatriptan

Abstract

A 53-year-old man started receiving IM thyrotropin α [Thyrogen] 0.9mg twice daily for radioablation of metastatic papillary thyroid cancer. About 3 hours after his second dose, haemoptysis, fever, hypoxia, progressive hip pain, and widespread respiratory crackles developed [time to reaction onset not stated]. His TSH level peaked at 111.79 µU/mL. A thoracic CT scan showed new nodules, and enlargement of his existing lesions, compared to 7 weeks earlier. Thyrotropin α-induced intratumoural oedema and haemorrhag…