How Long For A Perianal Hematoma To Go Away?

How Long For A Perianal Hematoma To Go Away? Most perianal hematomas resolve on their own within five to seven days. In the meantime, however, they can still cause pain. Can a perianal hematoma last for years? How Long Does Perianal Hematoma Last? Perianal hematomas can take time to resolve, especially if they are larger.