Clinical Features
Unlike MEN 2a, it is associated with Marfan’s syndrome and ganglioneuromas:
- Phaeochromocytoma
- Medullary thyroid cancer
- Marfan’s syndrome
- Neuromas around lips and tongue
- Ganglioneuromas of the bowel

Image Source: Wikimedia Commons (2019). Licensed under a creative commons licence. Available for free at: https://commons.wikimedia.org/wiki/File:Mucosal_Neuromas.png (Accessed 23 May 2025).
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