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Rectal Blood

Blood on the Glove

    • Look For

    • Bright red blood on the glove of the examining finger after digital rectal examination.
    • Causes of Rectal Blood

    • Perianal

    • Haemorrhoids
    • Anal tumour - squamous cell carcinoma, basal cell carcinoma, Paget’s disease
    • Fistula in ano
    • Fissure in ano
    • Colorectal

    • Colorectal cancer
    • Colorectal polyp
    • Colitis - IBD, infection, diverticulitis
    • Radiation proctitis / colitis
    • Angiodysplasia
    • Trauma

Extra Credit

    • Rare Causes of Gastrointestinal Bleeding

    • Cameron lesions: linear erosions / ulcerations found at the subdiaphragmatic end of a hiatus hernia
    • Dieulafoy leisons: congenitally superficial arteries within the mucosa / submucosa that erode and bleed with minor trauma
    • Cancer of the small intestine
    • Varices - small intestine, colon, rectum, peristomal, gallbladder, bile duct, pancreasPortal hypertension
    • Haemosuccus pancreaticus: bleeding from the pancreas into the ampulla of VaterPancreatitis, malignancy, trauma, arteriovenous malformation
    • Haemobilia: bleeding from the biliary systemIatrogenic, trauma, malignancy, hepatic abscess / cyst, arteriovenous malformation
    • Aortoenteric fistula
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Associated Diseases
BETA

Inflammatory Bowel Disease
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