| pyocyanolysin | A haemolysin formed by Pseudomonas aeruginosa. (05 Mar 2000) |
|---|---|
| pyocynase | <chemical> Isolated from pseudomonas aeruginosa; used to treat infectious diseases particularly those of the pharynx and larynx; no other info avail 10/93 Synonym: pyocyaneoprotein, anginol tablets, tonsilan (26 Jun 1999) |
| pyocyst | A cyst with purulent contents. Origin: pyo-+ G. Kystis, bladder (05 Mar 2000) |
| pyocystis | Chronic development and retention of excessive amounts of purulent matter in a urinary bladder that has been defunctionalised by prior supravesical diversion. Origin: pyo-+ G. Kystis, bladder (05 Mar 2000) |
| pyocyte | Synonym: pus corpuscle. Origin: pyo-+ G. Kytos, cell (05 Mar 2000) |
| pyoderma | <dermatology> Any purulent skin disease. Synonym: pyodermia. (18 Nov 1997) |
| pyoderma gangrenosum | An ulcerating condition of skin resulting in heaped borders with a typical appearance. Pyoderma gangrenosum appears to be mediated by the immune system, but the exact cause is unknown. The lesion(s) usually begin as a soft nodule on the skin which proceeds to ulcerate. The ulcer enlarges and the skin at the edge is purple-red. Ulcers can become quite large. This condition is associated with several other diseases, some of which are ulcerative colitis, crohn's disease, rheumatoid arthritis, leukaemia, and cryoglobulinaemia. Pyoderma gangrenosum is usually responsive to corticosteroids. (12 Dec 1998) |
| pyoderma vegetans | A benign fungating granulomatous mass caused by chronic pyogenic infection. Synonym: pyoderma vegetans. (05 Mar 2000) |
| pyodermatitis | Synonym: pyoderma. Origin: pyo-+ G. Derma, skin, + -itis, inflammation (05 Mar 2000) |
| pyodermatosis | Synonym: pyoderma. Origin: pyo-+ G. Derma, skin, + -osis, condition (05 Mar 2000) |
| pyogen | An agent that causes pus formation. Origin: pyo-+ G. -gen, producing (05 Mar 2000) |
| pyogenesis | Synonym: suppuration. Origin: pyo-+ G. Genesis, production (05 Mar 2000) |
| pyogenic | <microbiology> Producing pus, pyopoietic which is the liquid inflammatory product made up of cells and a thin fluid called liquor puris Origin: Gr. Gennan = to produce (18 Nov 1997) |
| pyogenic arthritis | Acute inflammation of synovial membranes, with purulent effusion into a joint, due to bacterial infection; the usual route of infection is hemic to the synovial tissue, causing destruction of the articular cartilage, and may become chronic, with sinus formation, osteomyelitis, deformity, and disability. Synonym: purulent synovitis, pyarthrosis, pyogenic arthritis, suppurative synovitis. (05 Mar 2000) |
| pyogenic bacterium | A bacterium that causes a pyogenic infection, such as the pyogenic cocci (staphylococci, streptococci, pneumococci, meningococci) and Haemophilus influenzae. (05 Mar 2000) |