The Bipolaris sp.fungus is associated with upper respiratory tract problems. It can produce mycotoxins that have been shown to produce liver and kidney damage when ingested by laboratory animals. It is another common mold often associated with decaying food, plant material, and soil. It is frequently found both inside and outdoors. A variety of infections have been recognized in immune compromised individuals as well as in normal hosts including sinusitis, keratitis, peritonitis, encocarditis, and cutaneous infections.