Ivalon (polyvinyl alcohol) sponge presenting as an extrarectal mass.
Hulman
G
G
Department of Histopathology, St George's Hospital Medical School, London, UK.
Kirkham
J S
JS
D000368:Aged; D005260:Female; D005549:Foreign-Body Reaction / Q000473:pathology; D006801:Humans; D011145:Polyvinyls / Q000009:adverse effects*; D011183:Postoperative Complications / Q000209:etiology / Q000473:pathology; D012005:Rectal Prolapse / Q000601:surgery*; D012007:Rectum / Q000473:pathology; D015503:Surgical Sponges / Q000009:adverse effects*
D011145:Polyvinyls; C026699:ivalon sponge