Is it worth a trip to the doctor for rectal pain?

Rectal pain. Rectal pain is a common problem. Causes of rectal pain include: hemorrhoids, anal fissure, proctalgia fugax, levator ani syndrome, and less common causes include: cancer, infection, inflammatory bowel disease and rectal prolapse. See your doctor for help with a diagnosis.
A Proctologist. Yes, your freindly proctologist is the ideal guy/gal to consult.