Malignant Presentation of Benign Tumour of the Rectum

Abstract

Schwannoma is an abnormal growth that originates from Schwann cells, which originally form the neural sheet and encompass the nerve of myenteric plexus. Review of literature has suggested that gastrointestinal schwannoma accounts for 2-8% of all mesenchymal tumours frequently found in stomach and small intestine, while its location in colon and rectum is scarce. 1 Rectal schwannomas are exceptional with only a few cases have been reported. 2 Mostly are asymptomatic and only discovered dur-265 265 265