Endoanal ultrasound

Endoanal ultrasound is a type of medical investigation which images the structures of the anal canal.[1]

Endoanal ultrasound
Purpose	images structures of anal canal

It is used in the investigation of some anorectal symptoms, e.g. fecal incontinence or obstructed defecation.[2]

References

Santoro, Giulio A.; Falco, Giuseppe Di (2012). Atlas of Endoanal and Endorectal Ultrasonography: Staging and Treatment Options for Anorectal Cancer. Springer Science & Business Media. ISBN 9788847021297. Retrieved 23 November 2017.
Zimmern, Philippe E.; Haab, Francois; Chapple, Christopher R. (2007). Vaginal Surgery for Incontinence and Prolapse. Springer Science & Business Media. p. 160. ISBN 9781846283468. Retrieved 23 November 2017.

Tests and procedures involving the digestive system

SGs / Esophagus	Esophagectomy Heller myotomy Sialography Impedance–pH monitoring Esophageal pH monitoring Esophageal motility study Functional Lumen Imaging Probe
Stomach	Sengstaken–Blakemore tube) Nasogastric tube Gastric lavage Bariatric surgery Adjustable gastric band Endoscopic sleeve gastroplasty Gastric bypass surgery Sleeve gastrectomy Vertical banded gastroplasty surgery Collis gastroplasty Gastrectomy Billroth I Billroth II Roux-en-Y Gastroenterostomy Gastropexy Gastrostomy Percutaneous endoscopic gastrostomy Esophagogastric dissociation Hill repair Nissen fundoplication Pyloromyotomy Schilling test
Medical imaging	Endoscopy Esophagogastroduodenoscopy Barium swallow Upper gastrointestinal series

Small bowel	Bariatric surgery Duodenal switch Jejunoileal bypass Bowel resection Ileostomy Intestine transplantation Jejunostomy Partial ileal bypass surgery Strictureplasty
Large bowel	Appendectomy Colectomy Colonic polypectomy Colostomy Hartmann's operation
Rectum	Abdominoperineal resection Lower anterior resection Total mesorectal excision
Anal canal	Anal sphincterotomy Anorectal manometry Lateral internal sphincterotomy Rubber band ligation Transanal hemorrhoidal dearterialization
Medical imaging	Endoscopy: Colonoscopy Anoscopy Capsule endoscopy Enteroscopy Proctoscopy Sigmoidoscopy Abdominal ultrasonography Defecography Double-contrast barium enema Endoanal ultrasound Enteroclysis Lower gastrointestinal series Small-bowel follow-through Transrectal ultrasonography Virtual colonoscopy
Stool tests	Fecal fat test Fecal pH test Stool guaiac test

Liver	Artificial extracorporeal liver support Bioartificial liver devices Liver dialysis Hepatectomy Liver biopsy Liver transplantation Portal hypertension Transjugular intrahepatic portosystemic shunt [TIPS] Distal splenorenal shunt procedure
Gallbladder, bile duct	Cholecystectomy Cholecystostomy ERCP Hepatoportoenterostomy Medical imaging: Cholangiography IV MRCP PTC Cholecystography Cholescintigraphy
Pancreas	Frey's procedure Pancreas transplantation Pancreatectomy Pancreaticoduodenectomy Puestow procedure

Peritoneum	Diagnostic peritoneal lavage Intraperitoneal injection Laparoscopy Omentopexy Paracentesis Peritoneal dialysis
Hernia	Hernia repair Inguinal hernia surgery Femoral hernia repair

Other

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