limit of viability


limit of viability

Pediatrics The minimum weight or age of a fetus that is compatible with extrauterine life; the LoV has been lowered by improved obstetric and neonatal interventions and aggressive resuscitation Limits of Viability Weeks of Gestation 22 23 24 25 Average birthweight (g) 490 592 695 761 Number stillbirths 7/29 4/40 0/34 0/39 Number 6-month survival/total 0/29 6/40 19/34 31/39 Days of hospital stay NA 120±23 107±37 76±23 Survival w/o cerebral defects 0% 12% 21% 69%