Infections in which aPL have been detected
| 1. Viral | |
| Hepatitis C | Varicella |
| EBV | Vaccinia |
| HIV | Mumps |
| CMV | Rubella |
| Parvovirus B19 | HTLV-1 |
| Adenovirus | |
| 2. Bacterial | |
| Leprosy | Staphylococci, streptococci |
| Tuberculosis | Coxiella burnetii (Q fever) |
| M pneumoniae, M penetrans | Bacterial endocarditis |
| Salmonella | |
| 3. Spirochaetal | |
| Syphilis Leptospirosis | Lyme disease (Borrelia burgdorferi) |
| 4. Parasitic | |
| Malaria | Toxoplasmosis |
| Kala azar | |