Lymphopenia as a marker for disease severity in COVID-19 patients: A meta-analysis

COVID-19 has become the global focus since December 2019[1].Patients usually experience cough,fever and flu-like symptoms.Most patients also experience dyspnoea.Elevated procalcitonin,lymphopenia are observed in COVID-19 patients.Recently,a case series analysis has predicted that lymphopenia may be a very good prognostic marker for disease progression in COVID-19[2].