Mechanical SBO
Gallstone Ileus
Intussusception
Small-bowel volvulus
Superior mesenteric artery syndrome (Wilkie syndrome)
Paralytic Ileus
Functional LBO
Colonic Pseudo-Obstruction (Ogilvie’s Syndrome)
Mechanical LBO
Large Bowel Volvulus
Anal Fissures
Anorectal Abscess
Fistula-In-Ano
Hemorrhoids
Rectal prolapse
Ischemic Colitis