Sarcoma, Avian

**Definition:** Connective tissue tumors, affecting primarily fowl, that are usually caused by avian sarcoma viruses.

**Tree numbers:** - C01.925.782.815.800 - C01.925.928.800 - C04.557.450.795.830.800 - C04.619.857.800 - C22.131.800

**Synonyms:** - Avian Sarcoma