[Laboratory diagnosis of deep mycoses: generalities]

The mycological, immunological and histological laboratory techniques in deep mycoses are of variable interest according to the responsible fungus. If direct exam is generally possible anywhere, and very valuable in some affections, immunological diagnosis is quite often dependent of a highly specialized laboratory. As injured tissues can be transported at a long distance, with some cares and precautions, histological exams are of great interest, taken into consideration the difficulty of direct as well as indirect exams.