Children with Cushing syndrome -- a metabolic disorder caused by high levels of the stress hormone hormone cortisol -- may be at higher risk for suicide as well as for depression anxiety and other mental health conditions long after their disease has been successfully treated says a study. Cushing's syndrome may be caused by tumours of the adrenal glands or other parts of the body that produce excess cortisol. It also may be caused by a pituitary tumour that stimulates the adrenal glands to produce high cortisol levels. Treatment usually involves stopping excess cortisol production by removing the tumour. Long-term