Patients with acute or chronic renal failure, with a definitive diagnosis of Covid 19, over the age of 18 years, and lung involvement above 20% or hypoxia (oxygen saturation less than or equal to 93%) Definitive diagnosis of Covid 19 Over the age of 18 years Pulmonary involvement caused by Covid 19

Patients with acute or chronic renal failure, with a definitive diagnosis of Covid 19, over the age of 18 years, and lung involvement above 20% or hypoxia (oxygen saturation less than or equal to 93%) Definitive diagnosis of Covid 19 Over the age of 18 years Pulmonary involvement caused by Covid 19