• Apr 5, 2026 surgical pathology of endocrine and neuroendocrin l assessment. Endocrine Tumors: Typically arise from well-defined endocrine glands such as the thyroid, adrenal cortex, or pituitary. Neuroendocrine Tumors (NETs): Originate from dispersed neuroendocrine cells found in various tissues, including the gastrointestinal tract, lungs, an By Torrey Hamill Sr.