GI System-intestine

• Starts in the large intestine (colon) or the rectum (end of the Colon)
• AKA Colorectal cancer
• Colorectal Cancer is one fo the leading causes of cancer related deaths in US
• Early Diagnoissi often leads to complete cure
• Nearly all colon cancers begin as polyps (benign) That may slowly develop into cancer

• long-standing ulcerative colitis
• familial poluposis of the colon

• Grows slowly
• remains localized
• potentially curable with early diagnosis

• Changes in bowel habits
• Abdonomial discomfort and presure, blood in stools, and anemia as tumor grows

• Digital rectal examination
• Sigmoidoscopy or colonscopy with biopsy

Surgery and Chemo

• Organic intestinal obstructions
• Paralytic intetinal obstructions

• Small intestine - adhesions, hernias, tumors, inflamatory bowel disearse, telescoping of intesting (intussusception).
• large intestine - colon cancer, diverticulitis, twisitng of the colon, impacted feces, narrowing of the colon cause by inflamation and scarring (stricture)

Decreases in peristalisis due to muscle or nerve dysfuntion or movement of the inestine is greatly reducted or absent following: Abdominal surger, pelvic surgery, Infection, certain types of medications and neuromuscular disorders.

• Abdominoal distention, pain, and cramping
• bowel breath odor
• constipation
• diarrhea
• vomiting

• Bowel sounds
• High-pitched bowel sounds - mechanical intestional obstructions
• Decreased or absent -paralytic intestinal obstructions
• Abdominal CT scan and or abdominal x-ray
• Barium enema
• Barium swallow

• Electrolyte imbalence
• Infection
• Jaundice
• Intetinal perforation

Suction or Surgery