MD Consult states that the most common reason people experience thickening of the colon wall is diverticulitis. However, edema, congestive heart failure, cirrhosis of the liver, infections, parasitic infestations and inf... More »

The sigmoid colon is located at the end of the large intestine immediately before the rectum, according to Memorial Sloan Kettering Cancer Center. It is the final section of the large intestine and follows the ascending ... More » Science Human Anatomy Organs

The sigmoid colon is the last section of the large intestine, right before the rectum, states WebMD. A perforation is a hole in the gastrointestinal system. Thus, a perforated sigmoid colon is a hole that develops in thi... More »

Bladder wall thickening is sometimes caused by a condition called interstitial cystitis. Interstitial cystitis produces inflammation and scarring in the bladder, which causes the lining of the bladder to thicken, explain... More »

The varicella-zoster virus triggers shingles in people who previously had chickenpox, Medical News Today states. After a chickenpox infection, the virus stays in the central nervous system in a dormant state for years. I... More »

Acute diverticulitis is the sudden inflammation or infection of diverticula, which are small pouches that can develop inside a person's intestinal wall, states WebMD. While the formation of diverticula is common and rare... More »

A perforated viscus is caused by perforated peptic ulcers, colon ischamia, colon diverticulitis, colon cancer, stomach perforations and possibly injuries beneath the nipples, states Dr. Jason Smith, who is a colorectal s... More »