Mixed patterns are not limited just to the aforementioned patterns. Virtually any combination is possible.
Other combinations may include the following:
- Centromere and SS-A/Ro (HEp-2000®)
- Homogeneous, speckled, and SS-A/Ro (HEp-2000®)
- Homogeneous and nucleolar
- Both patterns possibly caused by antibodies to one antigen