Fig. 3From: Malignant acanthosis nigricans: an early diagnostic clue for gastric adenocarcinomaHistopathologic examinations of the gastric tissue. A biopsy of the gastric tissue showed dilated branching tubules of varying diameter (HE × 200) (a); the malignant glands invade the fibrous stroma, and the degree of nuclear atypia varies from middle to high grade (HE × 400) (b)Back to article page