| Protein level or expression | |||||
---|---|---|---|---|---|---|
 | C4 | C3 | CFH | CFI | CFB | MCP |
CFH mutation | N | Normal (decreased) | Normal (decreased) | Normal | Normal (decreased) | Normal |
CFI mutation | N | Normal (decreased) | Normal | Normal (decreased) | Normal (decreased) | Normal |
MCP mutation | N | Normal (decreased) | Normal | Normal | Normal | Decreased (normal) |
CFB mutation | N | Decreased | Normal | Normal | Normal (decreased) | Normal |
C3 mutation | N | Decreased | Normal | Normal | Normal (decreased) | Normal |
THBD mutation | N | Normal or decreased | ND | ND | ND | Normal |
Anti-CFH Ab | N | Decreased (normal) | Normal (decreased) | Normal | Normal (decreased) | Normal |