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.
For the phase in child development, see Food neophobia. Avoidant/restrictive food intake disorder (ARFID), also known as selective eating disorder (SED), is an eating disorder that prevents the consumption of certain foods.It is often viewed as a phase of childhood that is generally overcome with age.Some people may not grow out of the disorder, however, and may continue to be afflicted with ARFID throughout their adult lives.t is often viewed as a phase of childhood that is generally overcome with age. Some people may not grow out of the disorder, however, and may continue to be afflicted with ARFID throughout their adult lives.