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Paraneoplastic Leucine Zipper 4 IgG Associated Motor-Predominant Polyradiculoneuropathy
Alex Panrudkevich1, Duaa Jabari2, Brendan Putko3
1Mayo Clinic Alix School of Medicine, Rochester, Minnesota, USA.
Journal of the Peripheral Nervous System : JPNS
|March 18, 2025
Summary
Leucine Zipper 4 (LUZP4)-immunoglobulin G (IgG) antibody is linked to paraneoplastic neurologic syndrome. Early detection and aggressive immunotherapy targeting LUZP4-IgG in seminoma patients improve outcomes.
Area of Science:
- Neurology
- Immunology
- Oncology
Background:
- Leucine Zipper 4 (LUZP4)-immunoglobulin G (IgG) is a novel antibody associated with paraneoplastic neurologic syndromes.
- Paraneoplastic neurologic syndromes can manifest with severe neurological deficits.
- Germ cell tumors are a known cause of paraneoplastic syndromes.

