Cryoglobulinemia
出自KMU Wiki
- Cryoglobulins are cold-precipitable monoclonal or polyclonal immunoglobulins
- May be associated with vasculitis
- Palpable purpura, arthralgias, weakness, neuropathy, MPGN, RPGN (rare)
- Rheumatoid factor (may be a surrogate for cryoglobulin), complement ↓, ESR ↑, anemia
- Idiopathic
- Also called "essential mixed cryoglobulinemia"
- Mostly due to HCV infection
- 5% of ~HCV-infected p'ts have "essential mixed cryoglobulinemia"
- MPGN
- ESRD (15%)
- 40% later experiencing fatal cardiovascular disease, infection, or liver failure
- Treatment for HCV (α-interferon)
- Secondary
- Multiple myeloma, lymphoproliferative disorders, connective tissue diseases, infection, liver disease