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Abbreviation	Definition
PS	Pharmaceutical Services
PS	phosphatidyl serine
PS	photosensitive
PS	photosynthesis
PS	physiologic saline
PS	phytosterol
PS	pituitary stalk
PS	plastic surgery
PS	population spike
PS	Porter-Silber
PS	postmaturity syndrome
PS	presenting symptom
PS	pressure sore
PS	pressure support
PS	primitive streak
PS	prognostic score
PS	protamine sulphate
PS	protein S
PS	psychogenic seizure
PS	pubertal stage

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