POMC and hypopituitarism: Laboratory data on the 4th postoperative day revealed hypothyroidism (thyroid-stimulating hormone (TSH) 11.56 μIU/ml [reference value: 0.50–5.00 μIU/ml], Free-T3 0.94 pg/ml [reference value: 2.30–4.30 pg/ml], Free-T4 0.94 ng/dl [reference value: 0.90–1.70 ng/dl]) and hypopituitarism (adrenocorticotropic hormone (ACTH) < 1.5 pg/ml [reference value: 7.2–63.3 pg/ml]), Cortisol 2.75 μg/dl [reference value: 6.24–18.00 μg/dl]).