Fig. 4From: Use of Immunostaining for the diagnosis of Lymphovascular invasion in superficial Barrett’s esophageal adenocarcinomaA case where immunostaining was useful for evaluating the presence of lymphovascular invasion (patient with SM3, in whom the tumor volume was large, making the assessment of lymphovascular invasion at the site of tumor infiltration impossible. Lymphovascular invasion was detected on immunostaining with D2–40). Abbreviations: submucosa (SM)Back to article page