title: Gray-scale ultrasonography, an integral part of diagnostic radiology.
mesh_terms: D000328:Adult; D001943:Breast Neoplasms / Q000175:diagnosis; D006528:Carcinoma, Hepatocellular / Q000175:diagnosis; D003937:Diagnosis, Differential; D004067:Digestive System Neoplasms / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008113:Liver Neoplasms / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D014463:Ultrasonography; D014571:Urologic Neoplasms / Q000175:diagnosis