close-up of a man black tongue. clinical manifestations of lingua villosa. bacterial infection of the mouth. the consequences of

antibiotics bacterial black body boy care clinical cloacae close closeup closeups consequences damage darkening disease enterobacter examination female fungal glass gums health hiv hygiene illness infection kidney latent lingua lips liver magnifying male man manifestations mouth mouthed mucosal open openmouthed oral parts person sickness sore spots strong symptoms taking teeth thrush tongue unwell villosa virus xerostomia