Cite this article as: Çiçek S, Yıldırım M, Bektaş Ö, Teber S. The diagnostic dilemma: seronegative autoimmune encephalitis or isolated anti-Zic4 antibody-positive autoimmune encephalitis without an underlying malignancy. Turk Arch Pediatr. Published online December 29, 2025. doi:10.5152/ TurkArchPediatr.2025.25232.

