| MAIDS | mouse acquired immunodeficiency syndrome |
|---|---|
| PAIDS | paralyzed academic investigator's disease syndrome; pediatric acquired immunodeficiency syndrome |
| PIDS | primary immunodeficiency syn-drome |
| PIS | preinfarction syndrome; primary immunodeficiency syndrome; Provisional International Standard |
| SAIDS | sexually acquired immunodeficiency syndrome; simian acquired immune deficiency syndrome |