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Start free with EleplanMalignant granulosa cell tumor of the ovary
ORPHA:99915Disease
Also called Granulosa cell cancer · Granulosa cell malignant tumor
What it is
A rare malignant sex cord stromal tumor of ovary arising from the granulosa cells of the ovary, which occurs in peri and post menopausal women, and that presents with abnormal vaginal bleeding, abdominal pain and distension. The tumor is frequently unilateral, estrogen secreting, and has a slow natural history and a tendency to relapse long after the initial diagnosis.
Key facts
- Prevalence
- 1-9 / 1 000 000 (annual incidence, Europe)
- Age of onset
- Adolescent, Adult, Elderly
- Inheritance
- Multigenic/multifactorial
- Classified as
- Disease
Prevalence figures describe populations, not individuals, and are often estimates from a single study. Where the figure is an incidence or a birth prevalence, it says so.
Genes
ICD-10 codes
ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.
Related health topics
Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.
Cross-references
Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.
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