A Case of Chronic Lymphocytic Leukemia Coinciding With COVID-19

Comorbidities including leukemia are risk factors in coronavirus disease 2019 (COVID-19) patients for high morbidity and mortality. The severity of the is usually correlated with lymphopenia. On other hand, we came across a case marked absolute lymphocytosis COVID-19 patient, which further escalated five-fold during his hospital stay. Subsequently, diagnosis chronic lymphocytic (CLL) was made following positive cell surface markers CD19+, CD5+, CD20+ (dim), presence restricted immunoglobulin light chain lambda type on flow cytometry. Numerous cases available literature among established CLL patients. However, mentioning here second where accidentally work-up infection.