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[Autoimmune paraneoplastic cerebellar degeneration]
K O Lövblad1, C Henny, J Boucraut
1Service de Neurologie, CHUV, Lausanne, Suisse.
Revue Neurologique
|January 1, 1994
Summary
Paraneoplastic cerebellar degeneration, linked to ovarian cancer, involves anti-Yo antibodies targeting Purkinje cells. This case confirms classical anti-Yo antibodies in a patient with ovarian adenocarcinoma and cerebellar dysfunction.
Area of Science:
- Neuroscience
- Oncology
- Immunology
Background:
- Paraneoplastic cerebellar degeneration (PCD) is a rare neurological disorder.
- It is frequently associated with gynecological and breast malignancies.
- Autoantibodies, such as anti-Yo, are key diagnostic markers.
Observation:
- A 67-year-old woman presented with subacute cerebellar dysfunction.
- Ovarian adenocarcinoma was diagnosed.
- Her serum exhibited reactivity with Purkinje cells and HeLa cells.
Findings:
- Western blot analysis revealed a 60-70 kD antibody target.
- The antibody profile is consistent with classical anti-Yo antibodies.
- This confirms the association between ovarian cancer and anti-Yo antibody-mediated PCD.
Implications:
- Highlights the importance of neurological monitoring in ovarian cancer patients.
- Reinforces anti-Yo antibodies as crucial biomarkers for PCD diagnosis.
- Suggests potential targets for future immunotherapeutic strategies in PCD.