<prompt> TRH stimulation testing is useful in diagnosis of disorders of following hormones :InsulinACTHGrowth hormoneGrowth hormone  <response>: C i.e. Growth hormoneAbout 60 of patients with GH - secreting tumours may exhibit paradoxical GH response to TRH stimulation. TRH induced GH stimulation may occur in acromegalyQ, renal failure depression. 