Definitely need more details of the lump. Is it on both sides or only on one side.. or the left one is bigger than right . Duration. Pain variation with your menstrual cycle? Any history of fever ... How is the lump growing or same size and how long it has been there and so on
Next Steps
consult a general surgeon or a plastic surgeon for further evaluation
Health Tips
a lump can be a benign tumour or a more serious one.. don't neglect it and get consulted soon