Examination of the mouth.
D000293:Adolescent; D000328:Adult; D000368:Aged; D003581:Cytodiagnosis; D003937:Diagnosis, Differential; D003945:Diagnosis, Oral; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009059:Mouth Diseases / Q000175:diagnosis*; D009062:Mouth Neoplasms / Q000175:diagnosis*; D009912:Oral Manifestations