A 28-year-old female teacher visits a GP with complaints of persistent cough for the last three months. The cough had led to disruptions of sleep, which led to her being tired during the day. The Amoxicillin medication had not provided any relief. The patient also faced troubles while jogging and during sports activities. Medical History The patient had undergone an appendectomy three years ago, and also a tonsillectomy during her childhood.

Between the age of three to six years, she had recurrent episodes of bronchitis. She was a non-smoker and used to take only oral contraceptives. Family History One of the patient’s brothers was suffering from hay fever. Laboratory investigations Respiratory rate: 18/min Clear chest with no abnormalities in nose, pharynx, cardiovascular, respiratory, and nervous systems. Spirometer results showed Forced Expiratory Volume (FEV) of 3.9 L, Forced Vital…