Gray scale ultrasonography in the diagnosis of thyroid swellings.
D000293:Adolescent; D000328:Adult; D000368:Aged; D003560:Cysts / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013959:Thyroid Diseases / Q000175:diagnosis*; D013964:Thyroid Neoplasms / Q000175:diagnosis; D014463:Ultrasonography