Clinical significance of anti-transcriptional intermediary factor 1-γ antibody in patients with dermatomyositis: a monocentric cross-sectional study.

Anti-TIF1-γ-Ab positivity was identified as a specific serological indicator of dermatomyositis with malignancy. Men with anti-TIF1-γ-Ab positivity were more likely to have malignancy than women. Increasing types of rashes were associated with greater likelihood of developing malignancy. Key Points • The clinical features of anti-TIF1-γ-Ab in patients with dermatomyositis.