|  | 
| Albumin/microalbuminuria (24-hour urine) | 
| Albuminuria | 
|  | 
| Alder-Reilly anomaly | 
| Aldolase, drug effects on | 
|  | 
|  | 
|  | 
|  | 
| Alkaline phosphatase isoenzymes | 
|  | 
| Alkali-resistant hemoglobin | 
|  | 
|  | 
|  | 
|  | 
| Allergy Testing | 
|  | 
| ALP | 
|  | 
| Alpha-fetoprotein (AFP), amniotic fluid | 
|  | 
| Alpha-fetoprotein 3 (AFP3) | 
|  | 
| ALT | 
|  | 
| Alveolar-to-arterial oxygen gradient (A-aDo(2)) | 
| AMA | 
|  |