The difficulty in breathing with exertion could and pain in the left chest upon inspiration could suggest a localized infection of the left lung such as lobar pneumonia. Dyspnea could be also associated with emphysema and pleural effusion.
(e) There is no exertional chest pain, palpitations, orthopnea or paroxysmal nocturnal dyspnea.
Answer:
Having no exertional Chest pain, palpitations, orthopnea, and paroxysmal nocturnal dyspnea can roll out cardiovascular pathologies such as heart failure, myocardial infarctions, and ventricular tachycardia.