Tatalaksana Anestesi Pasien Adenoma Hipofisis dengan Riwayat Hipotiroid

Pituitary adenoma is a brain tumor has clinical symptoms depending on hormones produced by tumor cells, size, and local invasion. A 50-year-old woman with pituitary adenoma with history of hypothyroidism. On preoperative, GCS E4M6V5, blood pressure was 114/76 mmHg, pulse was 81x/minute, respiration was 18x/minute, and saturation was 99%. On physical examination, body weight and the visual acuity in the right eye decreased. Examination of thyroid function suggests hypothyroidism before surgery, patient was treated with levothyroxine sodium 100 g per day tablets for 14 days until euthyroid. The next treatment was resection craniotomy of the pituitary adenoma. Premedicated with hydrocortisone 100 mg and midazolam 0.1 mg/kg body weight. Induction propofol 1 mg/kg body weight, fentanyl 2 µg/kg body weight, rocuronium 1 mg/kg body weight, lidocaine 1 mg/kg body weight and repeated doses of 0.5 mg/kg body weight propofol. Mannitol was given 0.5 mg/kgbw and dexamethasone 10 mg. Maintenance anesthesia with sevoflurane 0.5% and propofol 50-100 µg/kgbw/min. Postoperative the patient in the ICU was given dexmedetomidine 0.2 µg/kgbw/hour and steroid supplement day-1 was given 25 mg hydrocortisone every 12 hours. On day-2, 20 mg of hydrocortisone in the morning and 10 mg in the evening, then can be discontinued. The patient was admitted to the ICU for 3 days before moving to the ward. Perioperative management of pituitary adenoma with a history of hypothyroidism is optimizing preoperatively the patient reaches euthyroid, maintaining hemodynamics, optimizing cerebral oxygenation, preventing and treatment if there are complications.