Labels:text | screenshot | black | black and white | font OCR: and Hypercortisolism accounts for most sign he symptoms of ectopic ACTH syndrome, T syndrome hyperpigmentation of the ectopic ACTH ry high is due to the pigmentary action of the ve levels of ACTH, although occasionally a one (MSH)additional melanocyte-stimulating horn ule derived from its ACTH precursor molec (pro-opiocortin) is produced. See also: . Clinical Features of Cushing's Syndrom mdrome . Aetiology of Spontaneous Cushing's S ............