Diagnosis and treatment of acute graft-versus-host disease after liver transplantation: Report of six cases

Figure 4 The right forearm skin biopsy showed that skin involvement with acute graft-versus-host disease in case 6 (Haematoxylin-eosin staining, HE × 200 times). The right forearm skin tissue, the base layer of squamous epithelium is liquefied and degeneration. The localized area of the spinous cell layer was edema, focal necrosis and a few dyskeratosis cells were observed, and a few lymphocytes and other inflammatory cells were infiltrated in the superficial dermis.