Subject and method: 47 patients were diagnosed with invasive Aspergillus lung fungus by 1 or from 2 methods: Microbiology (microscopy, identification culture); Immunological (Galactomanna antigen, Aspergillus LFD rapid test, 1, 3-β-D-gluca antigen concentration); Indirect fungal identification test (IgG, IgE, IgM); molecular biology (real-time PCR), urlophysiology.