羊の超排卵治療の成功を制御する: 腹腔鏡検査と経直腸および経陰道超音波検査を比較する
Anna Csepreghy1, Boglárka Vincze1, Lea Lénárt1
11Department of Obstetrics and Production Animal Clinic, University of Veterinary Medicine, Budapest, 1078 Budapest, István Street 2, Hungary.
Acta veterinaria Hungarica
|September 2, 2025
まとめ
小型の反性動物における超排卵治療の成功の評価は難しい. トランスヴァギナルの超音波検査は,雌羊の卵巣構造を評価するための従来の方法の信頼性の高い代替手段として有望である.
科学分野:
- 獣医学
- 生殖生物学
- 動物科学
背景:
- 小型の反性動物における超排卵治療の成功は,個々の動物の多様性のために評価することが困難である.
- ラパロスコピーは 超排卵性卵巣を評価する現行のゴールドスタンダードですが 侵襲的です
- Bモードの超音波検査は 卵巣の構造を特定するための 侵襲性の少ない代替手段です
研究 の 目的:
- メリノ羊の超排卵治療結果を評価するために,腹腔鏡検査と比較して,経直腸および経陰性超音波検査の有効性を比較する.
- 卵巣の局所化と卵巣構造の定量化における異なる超音波学的方法の信頼性を決定する.
主な方法:
- 23匹のメリノ羊はプロゲステロンとeCGで超排卵治療を受けた.
- 経超音波検査,経超音波検査,および腹腔鏡検査を用いて卵巣検査を行った.
- 卵巣の構造 (葉と黄体) の数は定量化され,方法の比較が行われました.
主要な成果:
- 経超音波検査は,陰経超音波検査と比較して卵巣の局所化に有意に高い成功率を示した (P > 0. 05).
- 卵巣を視覚化すると,経直腸超音波検査では,腹腔鏡検査と有意に異なる数の卵巣構造が検出されました (P < 0. 01).
- 卵巣構造の定量化において,陰道内検査と腹腔鏡検査の間に有意な差異は認められなかった.
結論:
- 陰道超音波検査は,雌羊の超排卵治療の成功率を評価するために,直腸間超音波検査の有効な代替品となる可能性がある.
- 超排卵治療の結果を評価するために,直腸経と経の超音波技術の両方の完全な信頼性を確立するには,さらなる研究が必要です.
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