In a child with exercise induced asthma, which is done ?: (A) Prophylaxis with steroids, (B) Prophylaxis with mast cell stabilizers, (C) Prophylaxis with theophyline, (D) Breathing excercise
Answer is B. Exercise induced asthma occurs in genetially susceptible indivduals with hyperactive airways because of loss of water and heat from the respiratory tract following exercise.Water loss induces mucosal hyperosmolarity and stimulates mediator release from mast cells. Ref : Essential paediatrics,O.P.Ghai,7 th edition pg no:359,361