<s>[INST] I Have a hard lump to the left of my right leg shin bone found it about 3 months ago seems to be getting bigger and with that recently my leg started hurting real bad along the shin same area as the lump.  I found a huge indention in my shin bone very painful [/INST] HI, Dear. Very Good Morning from India. Thanks for your query. I understand your concerns. I studied your query in depth.-I would advise you not to worry. In my opinion its -mostly a-Acute on Chronic Abscess with boil on the shin. Indentation in the shin lump, indicates the reopening infection-with indicated surrounding of the shin lump.-Treatment- a-I would advise-ER Surgeons consultation--Who would first treat it with-Tb-Antibiotic for 5 days time with Tb-NSAIDs, The pain would go and swelling would reduce in 5 days time.-b- If it persists and does not regress with Antibiotic treats-then -INCISION and Chat Doctor. -Hope this reliefs your worry-some query. Welcome for any more queries in time to come. Have a Good Day. </s>