Fingers of a male patient with longitudinal (lengthwise) melanonychia of the nails. Melanonychia is a nail discolouration caused by the pigment melanin. It may be the equivalent of a mole on the skin, be due to infection or injury, or a sign of disease such as skin cancer. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 5496 px × 5276 px |
Model Release : | Disponible |
Property Release : | Non requis |
Restrictions : |
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