Nelson Textbook of Pediatrics 22nd Edition | Etiology: exogenous glucocorticoids (most common), pituitary adenoma (Cushing disease), adrenal tumor, ectopic ACTH. Clinical features: growth failure (key sign in children), moon facies, striae, hypertension. Diagnosis: midnight salivary cortisol, 24h UFC, low-dose dexamethasone suppression test. Treatment: transsphenoidal surgery, adrenalectomy, mitotane.
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