This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Medicine
Wermer's syndrome (multiple endocrine neoplasia type I) is characterised by all of the following except- 
Select and explain. 
A. Tumours of anterior pituitary, B. Tumours of parathyroids, C. Pancreatic adenomas, D. Phaeochromocytoma
D: Phaeochromocytoma
Answer: D: Phaeochromocytoma 
Explanation: MEN type 1 (MEN 1), which is also referred to as Wermer's syndrome, is characterized by the triad of tumors involving the parathyroids, pancreatic islets (gastrinomas, insulinomas, nonfunctioning and PPoma, glucagonoma, VIPoma) and anterior pituitary (prolactinoma, somatotrophinoma, coicotropinoma, nonfunctioning). Reference : page 2335-36 Harrison's Principles of Internal Medicine 19th edition