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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
| Source | Blood | |
| Mnemonic | PPF | |
| Specimen Requirements | 2 x 4 mL red top tubes, NOT SST 3.0 mL serum | |
| Specimen Handling | PSC & RRL: Centrifuge, pour off, and transport serum to DSC. Extra-regional: Centrifuge, pour off, and freeze serum prior to transport to DSC. DSC: Freeze specimens upon receipt in lab; ensure frozen specimens do not thaw. | |
| Additional Information | ||
| Testing Location | Mayo Clinic | |
| Testing Frequency | ||
| Alternate Name(s) | Rythmol | |
| Reference Interval |