Toxic megacolon is a serious condition characterized by swelling and dilation of the large intestine due to inflammation of the intestinal wall and accumulation of excessive amounts of gas.It primarily occurs in association with a severe attack of inflammatory bowel diseaseâeither ulcerative colitis or Crohnâs disease.ymptoms of Toxic Megacolon. 1  Acute illness most often preceded by increased intensity of ulcerative colitis or Crohnâs disease symptoms, which include abdominal pain, diarrhea possibly leading to dehydration and blood in the stool. 2  Abdominal distension, pain and tenderness. 3  High fever.
fid. n. Nautical. 1. A square bar used as a support for a topmast.id. A wooden pin, usually only a few inches long, tapered to a point and used to separate the strands of small rope. A marlinespike is generally much heavier, often of metal, and used on steel cable and larger rope.
FID File Opener. Download Â». The fastest and easiest way to open your FID file is to double-click it. This allows the intelligence of Windows to decide the correct software application to open your FID file.nswer: FID files are Data Files primarily associated with Bruker Aspect NMR Data File. FID files are also associated with File Investigator (RobWare) and FileViewPro. Additional types of files may also be using the FID file extension.