Aim: To study the severity of symptoms, rates of mortality and morbidity in COVID patients with and without previous pulmonary pathology.

Methodology: The cohort study consisted of 244 patients and nearly all the individuals had underlying diseases. Data collection forms included demographic data, medical history, history of exposure to infection, symptoms, signs, laboratory findings, HRCT results, treatment measures especially history of corticosteroid use, and duration of illness.

Results: In 244 patients, 180 patients were having the pulmonary pathology and other 64 were having no pulmonary pathology. 77.2% (139/180) of the patients showed severe symptoms in the previous pulmonary pathology while 21.8% (10/64) showed severe symptoms in the group with no pulmonary pathology. 16.1% (29/180) patients died because of COVID and were also having pulmonary pathology. While 10.9% (7/64) patients died in the group having no pulmonary pathology.

Conclusion: In this study, 16.1% patients died of COVID with pulmonary pathology. While 10.9% patients died having no pulmonary pathology. 77.2% of the patients showed severe symptoms with previous pulmonary pathology while 21.8% showed severe symptoms with no pulmonary pathology.

Keywords: Covid-19, Mortality, morbidity