I have some faint black lines on my index and ring finger. what does this mean?

SEE DOCTOR: faint black lines on the fingers need to be examined by doctor as they can be simple mole or melanoma Other causes include hemorrhages, trauma, or other skin inflammatory conditions Less common causes include hormonal abnormalities, iron deposition conditions, or side effect of medication

Pic please?: Can you send a pic of what these lines look like? It is almost impossible to diagnose something of this sort without actually examining it.

Black lined finger: I have black lines on fingers, what does this mean. Never heard of this. Suspect you mean in your nails? If nails send pictures. Well no Matter what send pictures.