Endocrine Abstracts

Introduction: The incidence of parathyroid carcinoma in primary hyperparathyroidism is less than 1% and the association with ACTH-independent Cushing syndrome is very rare.Case report: A 40-year-old female was admitted for weight gain and reddish-purple striae. One month earlier she had a ¾ parathyroidectomy for primary hyperparathyroidism with histopathological examination showing a parathyroid carcinoma and two parathyroid adenomas. She also had a...

Introduction: Pituitary apoplexy is a rare complication in 2%-12% of pituitary adenomas, due to sudden hemorrhage or infarction. Patients with signs of meningeal irritation, important visual field defects, ocular paresis, decreased unilateral or bilateral visual acuity or altered consciousness are treated by neurosurgical intervention, while patients without these signs could be managed conservatively.Aim: To present a series of 4 cases with pituitary ap...

Introduction: Medullary thyroid carcinoma (MTC) accounts for 3-9% of all thyroid cancers and only 0.7% develop paraneoplastic Cushing’s syndrome. However, incidence of endogenous Cushing’s syndrome is also low (1–3/million population/year), with a female preponderance, pituitary mediated ACTH production being responsible for up to 80% of these cases.Aim: To present the difficulties in the differential diagnosis of ACTH dependent hyperco...