How Do You Treat A Perianal Fistula On A German Shepherd?

How Do You Treat A Perianal Fistula On A German Shepherd? Perianal fistulas are a complex immune-mediated disease that primarily affects German Shepherds. The mainstay of therapy is cyclosporine, which might be required longterm to prevent recurrence. Surgery is no longer recommended except in cases refractory to medical therapy. Is perianal fistula painful for dogs?