Observatory of Patients With Chronic Lymphocytic Leukemia / Lymphocytic Lymphoma or Waldenstrom Disease Infected With COVID-19

Inclusion Criteria: * Diagnosis of chronic lymphocytic leukemia / lymphocytic lymphoma or Waldenstrom disease according to the criteria of the WHO 2016 with a proven or probable infection by COVID-19 according to the following criteria: * Proven infection: PCR positive regardless of the radio-clinical picture (Other tests made available later and having good diagnostic performance will be accepted) * Probable infection: the diagnosis of probable infection is retained in case of negative PCR or not made if presence of at least 2 major criteria or of a major criterion associated with at least 2 minor criteria among the following, in the absence other documented cause. * Major criteria: * Fever * Loss of smell / taste * At least one respiratory sign among cough, dyspnea, chest pain * Radiological signs suggestive of the scanner (areas or diffuse appearance of frosted glass, condensations including pseudonodular condensations, association of frosted glass and condensation within the same lesion, nodules and micronodules, thickening of the interlobular septa) or on an X-ray of the thorax ( interstitial, alveolo-interstitial or alveolar syndrome, unilateral or bilateral) * Notion of storytelling with a person whose SARS-CoV-2 infection has been formally documented * Minor criteria * Aches * Sore throat * Rhinorrhea * Headache * Diarrhea * Abdominal pain * Frank asthenia * Conjunctivitis Exclusion Criteria: * Patient opposition