ACTINOMYCOSIS Form indurated masses with fibrous Walls and central loculations with pus Pus contains Sulfur granules Gritty, yellow white Average diameter -2mm Composed of mineralized "mycelial"mass Chronic infection Form burrowing sinus tracts to skin or mucus membranes Discharge purulent materialACTINOMYCOSIS Form indurated masses with fibrous walls and central loculations with pus • Pus contains "Sulfur Granules" ◼ Gritty, yellow white ◼ Average diameter - 2mm ◼ Composed of mineralized “mycelial” mass Chronic infection • Form burrowing sinus tracts to skin or mucus membranes ◼ Discharge purulent material