Symptoms include a dull ache more often to the left 2 inches above the anus or higher in the rectum and a feeling of constant rectal pressure or burning. The pain may last for 30 minutes or longer, and is usually described as chronic or intermittent with prolonged periods, in contrast to the brief pain of the related disorder proctalgia fugax. Pain may be worse when sitting than when standing or lying. Precipitating factors include extended sitting, defecation, stress, sexual intercourse, childbirth, and surgery. Palpation of the<unk> <unk>  muscle may find tenderness.
Levator ani syndrome
Summer penile syndrome
Urethral syndrome
Shone's syndrome
Descending perineum syndrome
Horner's syndrome
Median arcuate ligament syndrome
Obturator hernia