This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
Which one of the following types of intestinal lipomas lead to intussuscepions? 
Select and explain. 
A. Submucous, B. Subserous, C. Intramuscular, D. None
A: Submucous
Answer: A: Submucous 
Explanation: .Aetiology of intussuception * Idiopathic ISS is common in children, occurs in terminal 50 cm of ileum. * During weaning, change in diet causes inflammation and oedema of Peyer's patches--may stimulate ISS. * Upper respiratory tract viral infection which causes oedema of Peyer's patches is also thought as an aetiology for intussusception in children. * Other causes in adolescents and adults are submucus lipoma, leiomyoma, polyps in jejunum (Peutz-Jegher syndrome), other polyps and carcinomas with papillary projections. ref:SRB&;s manual of surgery ,ed 3,pg no 863