There are Multiple artists with this name:
1) Pathology is a brutal death metal band from San Diego California. The band was started in the beginning of 2006 by drummer Dave Astor (ex-The Locust and Cattle Decapitation). 2) Pathology was a deathgrind band from The Netherlands. They formed in 1990 by Job (Bass) and Mol (Drums). They released two demos and a split EP in the years 1992 to 1994. They officially split in late 1995 after Mol moved to the USA.

Read more about Pathology on Last.fm.