Hyperkeratosis. Close-up of a dilated hair follicle on the nose of a 72-year-old male patient, showing hyperkeratosis (thickening) and underlying chronic inflammation. Hyperkeratosis is a thickening of the skin caused by an overproduction of keratin proteins in the skin. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Marazzi, Dr. P. |
Taille de l’image : | 5500 px × 3671 px |
Model Release : | Disponible |
Property Release : | Non requis |
Restrictions : |
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