Surgical Endoscopy
Oesophagus
Oesophageal Varices


Oesophageal Varix Oesophageal Varix Close-up View
Stomach
Normal

Gastric Pylorus
Small Intestine
Crohn's Disease of the Terminal Ileum

Coble-stone Appearance
Colon
Ulcerative Colitis

Severe ulcerative colitis with excess mucous. There was bleeding on touch.
Rectum
Carcinoma


Malignant Transformation In A Rectal Polyp Cauliflower Carcinoma Of The Rectum