Follicular lymphoma

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Follicular lymphoma

ORPHA:545Disease

What it is

Follicular lymphoma is a form of non-Hodgkin lymphoma characterized by a proliferation of B cells whose nodular structure of follicular architecture is preserved.

Key facts

Prevalence
1-5 / 10 000 (Europe)
Age of onset
Adult
Inheritance
Multigenic/multifactorial, Not applicable
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.

Signs and symptoms

These ranges are how often a sign appears across everyone diagnosed, not a prediction for one person — most people have some of these and not others. Orphanet also records findings that are specifically absent in this disease; those are in the data but not listed here.

Genes

HLA-DRB1Major susceptibility factor
BCL2Part of a fusion gene
BCL6Part of a fusion gene
IGHPart of a fusion gene

ICD-10 codes

C82.0ICD-10 uses a narrower term
C82.1ICD-10 uses a narrower term
C82.2ICD-10 uses a narrower term
C82.3ICD-10 uses a narrower term
C82.4ICD-10 uses a narrower term
C82.5ICD-10 uses a narrower term
C82.6ICD-10 uses a narrower term — shared with 1 other rare disease
C82.7ICD-10 uses a narrower term — shared with 1 other rare disease
C82.9ICD-10 uses a narrower term

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

GARD 2356MEDDRA 10085128MESH D008224MONDO 0018906OMIM 613024UMLS C0024301

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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