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limit of viability
(redirected from Limits of Viability)

   Also found in: Wikipedia 0.01 sec.
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%


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Smalling, "I think she does open the debate again that we're constantly reassessing those limits of viability.
Consultant neonatologist Alan Fenton said: "The very small number of babies born at the limits of viability need to be assessed on a case by case basis by senior experienced staff.
In newborn medicine, the limits of viability of the premature infant have been significantly lowered over the past 3 decades with improved perinatal care, advances in neonatal intensive care management, and the development of surfactant replacement therapies.
 
 
 
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