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Anti Yo Antibody Positivity C5574857

Published: July 22, 2026Updated: August 25, 2026

An antibody linked to paraneoplastic syndromes, often associated with ovarian and breast cancers affecting the nervous system.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 25, 2026Editorial policy

Key facts at a glance

ICD-10
G43.909
ICD-11
8A00.0
Body system
neurologic
Severity
severe
Chronic
true

Medication Comparisons

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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

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Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy