Rectal mass
Overview
Rectal masses may be intra-luminal, mural or palpable through the rectum but arising from outside of it.
Causes
Rectal
Mural origin
- rectal carcinoma
- rectal polyp
- hypertrophied anal papilla
- diverticula phlegmon
- Prostate or cervical malignancy (direct extension)
- amebic granuloma
Intra-luminal origin
- sigmoid colon carcinoma (prolapse into pouch of Douglas)
- foreign body
- feces
Extra-rectal origin
- endometriosis
- pelvic abscess or sarcoma
- metastatic deposits in pelvis (Blumer’s shelf)
- Uterine or ovarian malignancy
- Prostate or cervical malignancy (direct extension)
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Critical Care
Compendium
Chris is an Intensivist and ECMO specialist at The Alfred ICU, where he is Deputy Director (Education). He is a Clinical Adjunct Associate Professor at Monash University, the Lead for the Clinician Educator Incubator programme, and a CICM First Part Examiner.
He is an internationally recognised Clinician Educator with a passion for helping clinicians learn and for improving the clinical performance of individuals and collectives. He was one of the founders of the FOAM movement (Free Open-Access Medical education) has been recognised for his contributions to education with awards from ANZICS, ANZAHPE, and ACEM.
His one great achievement is being the father of three amazing children.
On Bluesky, he is @precordialthump.bsky.social and on the site that Elon has screwed up, he is @precordialthump.
| INTENSIVE | RAGE | Resuscitology | SMACC