Multicentric Registry of Patients With Acute Leukemia Infected by COVID-19

Inclusion Criteria:

- Diagnosis of acute leukemia according to WHO criteria 2016 ≤ 5 years

- Diagnosis of a proven or probable SARS-CoV-2 infection according to the following
criteria:

1. Proven infection: positive Polymerase Chain Reaction (PCR) regardless of the
radio-clinical picture (other tests made available later and having good
diagnostic performance will be accepted)

2. Probable infection: negative PCR but association of

1. Evocative clinical signs, of recent installation: fever, respiratory signs
(cough, dyspnea, chest pain), body aches, sore throat, rhinorrhea, headache,
diarrhea / abdominal pain, frank asthenia, loss of taste / smell,
conjunctivitis, type of frostbite AND

2. evocative radiological signs, on CT: diffuse or diffuse aspect of frosted
glass, condensations including pseudo-nodular condensations, association of
frosted glass and condensation within the same lesion, nodules and
micronodules, thickening of the interlobular septa) or on chest radiography:
interstitial, alveolo-interstitial or alveolar syndrome, single or bilateral
AND

3. absence of differential diagnosis

Exclusion Criteria:

- None