<human>: I have a small reoccurring lump under the skin at my tailbone. When it first comes on it is extremely itchy, then a few days it will become kind of slimy and smell really bad and then disappear. When it opens and becomes come what slimy it hurts. What could this be?
<bot>: HI, Dear, Thanks for the query from you for your painful lump in rt inner-thigh .1-I am happy that you are serious to know why this leg -lump is having painful spasms?2-In my opinion this lump at the tail bone with repeated cropping up with slimy discharge with bad smell and with itching, is -Colonial sinus.3-Though you have not told the duration, and how long it is recurring,4- In my opinion-possibility of infecting and re-infecting Colonial sinus-with slimy abscess is very strong, as from the facts provided by your query.5-I would advise Surgeons opinion.6-Hence You should be panicky and worried, and go Ugly go to ER -Surgeon doctor.7-You should haveX-ray of the area and the sinogram-to arrive at the cause of the recurring painful lump at the tail bone.8-Hope this would solve your worry of the painful rec curing tailbone lump.9-So ugly take -the advice from the ER Surgeon.10-Wellcome to Chat Doctor for any more query.