Paraneoplastic orbital myositis in a patient with natural killer/T-cell lymphoma

Paraneoplastic orbital myositis can occur in patients with natural killer/T-cell lymphoma (NKTL). A discrepancy between ocular motility examinations and imaging findings may suggest paraneoplastic orbital myositis in patients with malignancy. Extraocular muscle biopsy should be performed for definite diagnosis and appropriate treatment, especially in patients with atypical clinical...