Dermatology Questions? Ask an Online Dermatologist.
This is Dr. David
this sounds like a subaceous cyst which can put out subaceous waxy material
you can ask a surgeon to have it cut out if it is irritating.
it might be infected. you might need a course of antibiotic therapy.
would you like to upload a clear jpg photo of the lump from a computer?
here are instructions
type a word in the textbox and highlight it
then select the "chain" icon above the textbox or the paper clip icon to upload a jpg
this opens a window where you can click next to the text box to select the jpg or pdf file on your computer to upload into JustAnswer