<prompt> What is true regarding byssinosisDyspnea resolves after cessation of exposureSimilar to chronic bronchitis and emphysemaPresent as mediastinal fibroEosinophils are prominent in BAL  <response>: Answer- A. Dyspnea resolves after cessation of exposureSymptoms of Byssinosis may improve on cessation of fuher exposure. Therefore symPtoms are worse at workPlace and improve away from workplace.Symptoms are similar to asthma not emphysema or chronic bronchitis -- Typical monday chest tightness.Byssinosis does not usually cause mediastinal fibrosis 