Pyorrhoea is a Polish deathgrind band. PYORRHOEA was founded in the middle of 2001 in Warsaw by Cyprian and Andy Blakk. After a couple of months Daray and Analripper joined the band. In June of 2002 Pyorrhoea entered Hertz studio and recorded promo, which contains near 15 minutes of intense death/grind. New guitarist A.D.Gore joined the band in November 2002. On the turn of November 2003 Pyorrhoea entered Hertz studio again and recorded "Desire for Torment" album.