Progesterone
Pro BNP-NT
PSA
Procalcitonin
PAPP-A
P-ANCA (MPO)
Pap Smear
PTH
Paraneoplastic
Platelet
Parvovirus PCR
Parvovirus (B19)Ab (IgM)
Parvovirus (B19)Ab (IgG)
PDGFR-A
Pb (Lead)
Paul Bunnell
Phenobarbital
Phenylalanine
Phenylketonuria (PKU)
Primidone
PRL 2hr pp
PRL Fasting
Protein C
Protein S