BRYO - What does BRYO stand for? The Free Dictionary
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Although several studies have indicated that cryopreservation of all em bryos reduced the risk of OHSS while achieving acceptable pregnancy rates (9, 16, 17), Cochrane review concluded that there was insufficient prospective evidence to conclude that cryopreservation prevented OHSS, compared with albumin administration or no cryopreservation (18).
bryos developing inside the mothers' bodies are supplied with maternal nutrients (viviparous), or rely entirely on their yolk sacs (ovoviviparous).