Structure [edit]. The gluteus maximus is the largest of the gluteal muscles and one of the strongest muscles in the human body. It inserts at the iliotibial band and the gluteal tuberosity of the femur.
Causes. Toxic megacolon occurs as a complication of inflammatory bowel disease, such as. and, and infections of the colon. The term toxic means that this complication occurs with infection or inflammation, and is very dangerous.1  ulcerative colitis.2  Crohn's disease.oxic megacolon occurs as a complication of inflammatory bowel disease, such as. and, and infections of the colon. The term toxic means that this complication occurs with infection or inflammation, and is very dangerous. 1  ulcerative colitis.
Causes of non-megaloblastic macrocytosis. 1  Alcohol abuse is a common cause. 2  Liver disease. 3  Severe hypothyroidism. 4  Reticulocytosis. 5  Other blood disorders including aplastic anaemia, red-cell aplasia, myelodysplastic syndromes, myeloid leukaemia. 6  Drugs that affect DNA synthesis, such as azathioprine.