Microscopic polyangiitis
ICD-10 Code
M31.7
Microscopic polyangiitis
Definition
Microscopic polyangiitis (MPA) is an inflammatory, necrotizing, systemic vasculitis that affects predominantly small vessels (i.e. small arteries, arterioles, capillaries, venules) in multiple organs.
Also known as Micropolyangiitis, microscopic polyarteritis, MPA — per MONDO
Also identified as
- ICD10CM M31.7 per MONDO
- MESH D055953 per MONDO
- NCIT C70549 per MONDO
- Orphanet 727 per MONDO
- SCTID 239928004 per MONDO
- UMLS C2347126 per MONDO
Affected Organs
| Organ | Involvement | Source |
|---|---|---|
| Artery | Disease Has Primary Anatomic Site | NCIT · CC BY 4.0 |
| Cardiovascular system | Disease Has Associated Anatomic Site | NCIT · CC BY 4.0 |
| Cardiovascular system | Disease Has Primary Anatomic Site | NCIT · CC BY 4.0 |
Drugs indicated
| Drug | Relation | Source |
|---|---|---|
| Rituximab | may treat | MEDRT · Public domain (U.S. Government work) |