| Antistreptolysin-O-Titer | Zentrallabor LKH | |
| Antithrombin III | Zentrallabor LKH | |
| APC-Resistenz | Zentrallabor LKH | |
| Apixaban (Eliquis) - Monitoring | Zentrallabor LKH | |
| Apo-E-Polymorphismen | Zentrallabor LKH | |
| Apo-Lipoprotein A-1 | Zentrallabor LKH | |
| Apo-Lipoprotein B | Zentrallabor LKH | |
| Aripiprazol & Metabolit Dehydroaripiprazol | Zentrallabor LKH | |
| Atomoxetin | Zentrallabor LKH | |