タラセミアメジャー患者における輸血の必要性と効果 クーリーケア・プログラム
1Centro Trasfusionale e de Immunologia dei Trapianti, Ospedale Policlinico, Milano, Italy.
Lancet (London, England)
|February 2, 1991
まとめ
タラセミアの治療は進化し,を切除や輸血を遅らせることが少なくなりました. 脊髄切除手術を受けていない患者では,血液の必要性が高く,輸血が遅れた場合,アル・免疫化のリスクが増加します.
科学分野:
- 血液学 ヘマトロジ
- 小児医学は,小児科の医学である.
- 公衆衛生は公衆衛生である.
背景:
- タラセミア治療は,過去20年間で大きな変化を遂げました.
- 国際的な品質評価プログラムであるCooleycareは,治療の提供に関するデータを提供しています.
- 現在の治療の傾向とその影響を理解することは,タラセミアの管理に不可欠です.
研究 の 目的:
- 1985年のデータに基づいて,タラセミア患者の治療の必要性と結果を分析する.
- 脊髄外科手術率,脊髄外科手術時の年齢,そして最初の輸血時の年齢の傾向を評価する.
- 患者の身長,血液需要,および免疫への治療の影響を評価する.
主な方法:
- Cooleycareプログラムに登録された3468人のイタリア人とギリシャ人の患者のデータを分析した.
- 切除率と20歳以上の年齢における傾向の調査.
- 血液の必要性の関連性は,切除の状態,輸血間隔,およびヘモグロビン値と関係しています.
主要な成果:
- 脊髄摘出手術の頻度が低下し,脊髄摘出手術の年齢が増加することが,時間の経過とともに観察されました.
- 軽度のタラセミア形態の患者のサブセットでは,最初の輸血が遅れた (>4年) 状態を示します.
- 現代の治療を受けている子どもは11歳までほぼ正常な身長を示し,その後は衰え傾向にあります.
- 脊髄摘出手術を受けていない患者は,脊髄摘出手術を受けた患者よりも35%以上の血液を必要とします.
- 輸血間隔 (2~4週間) が血液需要に有意な影響を与えない.
- 血液の必要性は,ヘモグロビン濃度とともに増加し,潜在的に非線形になります.
- 輸血開始の遅延は,赤血球併免疫化のより高い罹患率と相関しています.
- 輸血反応は,輸血の1% (主に白血球減少) で発生し,患者の17%に影響しました.
結論:
- タラセミアの治療戦略は変化し,患者の管理と治療結果に影響を及ぼしています.
- 早期の輸血開始は,アルオイムニゼーションを予防するために非常に重要です.
- 成長パターンと血液の必要性は,継続的なモニタリングとカスタマイズされた治療方法を必要とします.
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