What is the most common presentation of MEN1?: (A) Entero-pancreatic tumour, (B) Angio-fibroma, (C) Pituitary adenoma, (D) Parathyroid Adenoma
Answer is D. MEN 1 (11q13) Parathyroid adenoma 90% Entero-pancreatic tumour 30-70% Pituitary adenoma 15-50% Associated tumours Angiofibromas Collagenoma 85% 70%