milligamma毫微克，纳克：同millimicrogram micromilligram或nanogram- Patrick's test(sign)
- patrilineal
- patroclinous
- patrogenesis
- patter
- patulin
- patulous
- pauci-
- pauciarticular
- paucine
- paucisynaptic
- Paul-Bunnell-Davidsohn test
- Paul-Bunnell test(reaction)
- Paul-Mixter tube
- paunch
- pause
- Pautrier's microabscess(abscess)
- pavementing
- pavilion
- Pavlov
- Pavlov's pouch, stomach
- pavor
- Pavulon
- pavè
- Pawlik's triangle (trigone)