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Teaching

Biomedical Sciences - PRINCIPLES OF DISEASE





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Week 8

Lecture outline

The remaining three weeks are devoted to neoplasia which accounts for 25% of deaths in the population. The principles of benign and malignant tumours are described and their classification explained.

Tumour Classification 2

Created by Prof. Mike Dixon

Male age 54

Tissue: Large intestine

Presented with bleeding per rectum. Otherwise in good health. On sigmoidoscopy an ulcerated neoplasm was seen on the anterior wall at 15cm from the anal verge. Biopsies were taken. The patient subsequently underwent surgery.

The specimen is the rectum removed with its mesorectum by an anterior resection with a low pelvic anastomosis. It contains a small but deeply excavated tumour that was fixed to underlying muscle.


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1485


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