squamous cell carcinoma, pseudoglandular type histopathology - Loma Linda DermatopathologyEpithelial proliferation as lobules of atypical keratinocytes extending into the dermisPseudotubular formation with 'lumina' lined by acantholytic dyskeratotic keratinocytesExtensive acantholysis involving large portions of the squamous lobulesA chronic inflammatory infiltrate at the base
