CLINICAL RESEARCH. Cushing’s syndrome is an unusual endocrine disorder caused by a tumor in the adrenal glands or pituitary gland. Even after surgical removal of the tumors and normalization of the cortisol levels, many patients still do not recover. Oskar Ragnarsson, Associate Professor (Docent) and Senior Consultant Endocrinologist, seeks to find out why. As well as being an associate professor (docent) at Sahlgrenska Academy and a senior physician at Sahlgrenska…