| NIPTS | noise-induced permanent threshold shift |
|---|---|
| NSCS | night shift call system |
| PDS | pain-dysfunction syndrome; paroxysmal depolarizing shift; patient data system; Patient-Doctor Societ... |
| PSVER | pattern shift visual evoked response |
| SDS | same day surgery; school dental services; self-rating depression scale; sensory deprivation syndrome... |
| ym-shift | <microbiology> The change in shape by dimorphic fungi when they shift from the yeast (Y) form in the animal body to the mould or mycelial form (M) in the environment. (09 Oct 1997) |
|---|---|
| luteoplacental shift | The change in site of production of the oestrogen and progesterone essential for human pregnancy from the corpus luteum to the placenta; ovariectomy always terminates pregnancy in most mammals because their placentas never produce enough oestrogen and progesterone, but, after the sixth week of pregnancy, a human placenta can produce enough of these hormones to prevent abortion despite ovariectomy. (05 Mar 2000) |