What are the symptoms of male breast cancer?

Painless lump. Breast cancer appear in men as silent painless lump, often ignored then as fixed ulcerated mass. 1% of breast cancers are in men, as diagnosis is done in late stages, prognosis is poor, due to lack awareness in men cause delayed treatment. Early diagnosis, is the key for cure.
Breast mass. Usually a breast mass, but it may be none.