Pain in the Butt
Even though "pain in the butt" is an expression, one shouldn't take this lightly. One still needs to rule out the presence of organic disease before attributing it to a colloquialism.
Differential Diagnosis for a Pain in the Butt
- Anal fissure
- Eggplant stuck in there
- Inflammatory bowel disease such as ulcerative colitis or Crohns' disease