The most common cause of Cushing&;s syndrome is-
m/c cause of ACTH dependent cushings syndrome is PITUTATRY ADENOMA. M/C cause of ACTH independent cushings syndrome is IATROGENIC STEROIDS. OVER ALL M/C cause of cushings syndrome is IATROGENIC STEROIDS. Reference : page 2314 Harrison&;s Principles of Internal Medicine 19th edition
Pituitary adenoma
Adrenal adenoma
Ectopic ACTH
Iatrogenic steroids
Endocrinology