Of these, 28 were classed as benign and 28 as malignant by pathological examination. Ultrasound criteria found to be indicative of malignant lymph nodes were hyperechoic punctuations and a cystic ...
Recently, a group of endosonographers evaluated the most useful criteria in differentiating benign from malignant ... M=metastasis; N=lymph node; T1-T4=depth of esophageal wall invasion.
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