The ancient schwannoma is a rare variant of a neurilemoma with a course typ
ical of a slow-growing benign neoplasm, Histologically, it can be confused
with a malignant mesenchymal tumor because of increased cellularity, nuclea
r pleomorphism, and hyperchromatism. Despite the degree of nuclear atypia,
mitotic figures are absent, We describe the clinical and histopathologic fe
atures of an ancient schwannoma of the orbit.