The purpose of this observational study is to describe the actual conditions of prescription of micafungin in antifungal prophylaxis in French haematological and onco-haematological units. The efficacy and the safety outcomes will be described.

Inclusion Criteria:

• Adult patient with haemopathy or paediatric patients with haemopathy or solid tumor.
• Patient hospitalized in haematology, onco-haematology or onco-paediatrics unit.
• Patient initiating antifungal prophylaxis with micafungin.

Exclusion Criteria:

• Patient presenting documented fungal infection.
• Patient already included in a biomedical study impacting the care management of invasive fungal infection at the time of inclusion.

Hospitalized, adult patients with haemopathy or paediatric patients with haemopathy or solid tumor, under antifungal prophylaxis with micafungin.

Access to anonymized individual participant level data will not be provided for this trial. Further details on Astellas' data sharing policy can be found at https://www.clinicaltrials.astellas.com/transparency/.