A patient presents with decreased vital capacity and total lung volume. What is the most probably diagnosis?: (A) Bronchiectasis, (B) Sarcoidosis, (C) Cystic fibrosis, (D) Asthma
Answer is B. Decreased vital capacity and decreased total lung volume suggests a restrictive lung disease picture.amogst the options provided sarcoidosis is the only restrictive lung disease Ref Harrison 19th edition pg 2207