Two types of ectopic Cushing syndrome or a continuum? Review

ConclusionAlthough there is no absolute differentiation between the two extremes of ECS, a classification could be established in two groups, guided by its clinical and biochemical characteristics, and mainly by the type and stage of the ACTH-secreting tumor. However, a small percentage of tumors do not fit in this simple grouping, and may present both phenotypes or an intermediate one.
Source: Pituitary - Category: Endocrinology Source Type: research