Seropositive rheumatoid arthritis, wide


Felty's syndrome: Felty syndrome (FS), also known as ''super rheumatoid'' disease, is a severe form of rheumatoid arthritis (RA), characterized by a triad of RA, splenomegaly and neutropenia, resulting in susceptibility to bacterial infections.

Data source
Hospital Discharge registry ICD-10: M05, ICD-9: 7140A
Cause of Death registry ICD-10: M05, ICD-9: 7140A
First defined in version DF3
DOID 11042
GWAS catalog 0007269
MESH D005258
SNOMED CT 57160007

Key figures

Sex All Female Male
Number of individuals 2687 1918 769
Unadjusted prevalence (%) 2.03 2.55 1.34
Mean age at first event (years) 54.91 54.07 57.0
Median number of events / individual 7 7 6

Clinical metrics

Sex All Female Male
Recurrence within 6 months (%) 74.77 74.97 74.25
Case fatality at 5-years (%) 3.24 2.55 4.94