What can be a cause of a small lump on the left breast of a 15-year-old boy? He also complains it's painful when touched.
  • Best Answer
Please take the child to the hospital for the cause of the lump to be evaluated.
Dr Aina Johnson

Paediatrician

Most boys may have breast lump as a sign of puberty as well or it may be a side effect of medication they are exposed to. If concerned, see a doctor as advised.