The black flesh spots on the penis hairy place may be caused by physiological factors, trauma, nevus, melanoma and other factors.
1. Physiological factors: if the underwear is too tight on the penis localized excessive friction, may make the local pigment metabolism is abnormal, resulting in hyperpigmentation, it is easy to make the penis hairy places appear black flesh spots, there is no other clinical symptoms, and do not need to be treated.
2. Trauma: the penile area suffered serious pressure or external blows, resulting in localized bruising, can make the local appearance of black flesh spots, accompanied by swelling, pain and other symptoms.
3. Nevus: a dark spot of flesh on the hairy part of the penis may be a nevus, which is a benign lesion without any clinical symptoms and generally does not need to be dealt with.
4. Melanoma: it may be related to heredity, trauma, irritation and other factors, which can localize raised black spots on the penis, which can increase in size and may bleed upon contact.
The above symptoms may also be caused by other factors, it is recommended that patients go to the regular hospital in time to see a doctor for examination, to clarify whether there is a disease, after diagnosis and timely treatment.