i have 25 years old , i had an axillariy hair folice about 4 monthes ago ,,, i used nebacetin then it decreased in size but not disapear until i remove the ingrowing hair by a sterile neddle and use nebactin again ... now there is a subcutenous firm swelling remain after the follicle disappear ,,, nothing can't be seen but felt
what is this swelling ? what i can do with it?