Squamous-Cell Carcinoma of the Tongue - Intraoral examination revealed a well-circumscribed superficial ulcer, with a homogeneous base, an indurated upper border, and an adjacent speckled red and white patch at the lower border (Panel A). Incisional biopsy of the indurated upper border revealed invasive squamous-cell carcinoma (Panel B) #Clinical #Pathology #Honc #SCCa #SCC #Tongue #Squamous #Microscopy #NEJM
