Which is an example of type-III hypersensitivity: (A) Contact dermatitis, (B) Hemolytic anemia, (C) Serum sickness, (D) Good pasture syndrome
Answer is C. Serum sickness is type III hypersensitivity reaction. Type III hypersensitivity reaction is immune complex diseases. Damage is caused by antigen- antibody complexes. These may precipitate in and around small blood vessels causing damage to cells secondarily or on membranes, interfering with their function. Reference : Anathanarayan & paniker's 9th edition, pg no:162 <\p>