Brief Answer: Breast lump or Liver enlargement. Detailed Answer: Dear XXXXXXX It seems you have a lump in right breast or a Tender painful organomegaly in right upper quadrant of your abdomen that is the area where liver is situated. At your age , i would highly recommend its evaluation by physical examination followed by mamography and FNAC. See, the lump might be a benign fibroadenoma (however, age of presentation is usually in young age), it might be an abscess if you have fever associated, or it might be a malignancy since its painful. In case, i m assuming it wrong that its in your breast, but it underneath your breast, it might be your liver or gall bladder, that can be easily ruled out by a physical examination and ultrasound of abdomen. So, its always better to be sure, get the above , mentioned tests under guidance of your doctor. I hope i am able to solve your query, still you want to know anything, ask me. Stay Healthy.

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