PMC6039883_01
Photomicrographs of synchronous triple esophageal squamous cell carcinoma (SCC).. A - Invasive SCC associated with chronic inflammatory infiltration. Carcinoma invasion into the upper third of esophageal wall, observe nuclear atypia (arrows). (HE, 100x).. B - Panoramic view of the invasive SCC into the middle thoracic esophagus. The infiltrating tumor into the esophageal corion is indicated by arrows. (HE, 40x).. C - Invasive SCC into the lower third of the esophageal muscle layer. Observe tumor atypical cells inside fibromuscular tissue (arrows). (HE, 100x).
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The biopsies of the three tumors confirmed the endoscopic impression of squamous cell carcinomas (Fig. 1).