LYell SYndrome MEsenchymal Stromal Cells Treatment

Exclusion Criteria

• •Pregnant or breastfeeding women
• •History of malignant disease within the past ten years and or presence of metastasis
• •Positive serology for HIV
• •Active infection for hepatitis B or C
• •Detection of Coronavirus SARS CoV-2 RNA on admission (positive RT-PCR), if performed in the usual care
• •Decompensated cardiac failure
• •Uncontrolled epilepsia
• •Previous history of allogenic bone marrow transplantation
• •Participation in other interventional drug research Patient deprived of liberty by a judicial or administrative decision or under the protection of justice
• •Any psychological, familial, sociological or geographical condition potentially hampering compliance with the research protocol and follow-up schedule
• •Patient under tutorship or curatorship
• •Patient under psychiatric care according to art. L1121-6 CSP