MODEL RELEASED. Black tongue. Black coating on a man's tongue. The cause of this harmless disorder is often not known. However,it may be caused by a fungal infection,especially after taking antibiotics,smoking,by taking anti-diarrhoea preparations containing bismuth,or uraemia,a build-up of nitrogenous waste in the blood due to kidney failure | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 2702 px × 4064 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |