Casts of hollow organs are found in various diseases. Membraneous casts of the air passages are found in diphtheria and in one form of bronchitis, and are sometimes coughed up entire. Casts of the interior of the bowels are passed in cases of mucous colitis associated with constipation; and casts, passed in the urine, of the microscopic tubules in the kidneys form one of the surest signs of glomerulonephritis.
In dentistry, a positive copy of jaw tissues over which denture bases may be made.
An insoluble gel-like protein structure that adopts the shape of the renal tubule where it was deposited is known as a cast. These casts are eliminated from the body through the normal flow of urine.
A cast is a rigid enclosure utilized to immobilize a broken bone or dislocated joint during the healing process. Typically, casts are crafted from bandages that have been impregnated with resin or plaster of Paris. These materials are applied while moist and subsequently harden as they dry. To remove a cast, an electric saw is employed, which effectively cuts through the cast without causing harm to the underlying skin.