Ultrasound criteria found to be indicative of malignant lymph nodes were hyperechoic punctuations and a cystic appearance; all lymph nodes with either of these characteristics were found to be ...

with fine scattered hyperechoic spots and, occasionally, duct-like structures with regular borders. Figure 5. TNM staging of esophageal carcinoma. M=metastasis; N=lymph node; T1-T4=depth of ...

For adequate interpretation of breast ultrasound, the normal breast ultrasonographic anatomy must be clearly understood. The skin of the breast, usually 1 to 3mm thick, is imaged as 2 hyperechoic ...