Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Phaeohyphomycosis ?
    ### Response:
    Phaeohyphomycosis refers to fungal infections caused by dematiaceous (darkly, pigmented fungi). It can be associated with a variety of clinical syndromes including invasive sinusitis; nodules or abscesses beneath the skin; keratitis; lung masses; osteomyelitis; mycotic arthritis; endocarditis; brain abscess; and wide-spread infection.
    