まとめ
細菌と白血球のための尿の顕微鏡検査は,小児腎臓クリニックで培養のための標本を予選するための信頼できる方法です. このアプローチは,培養結果を正確に予測し,診断効率を改善するのに役立ちます.
科学分野:
- 小児腎臓病理学について
- クリニカル・マイクロバイオロジー
- 診断病理学的病理学について
背景:
- 尿路感染症 (UTI) は子供に多く見られ,正確で効率的な診断方法が必要である.
- 顕微鏡尿分析は,バクテリウリアとピウリアを検出するための迅速で予備的な検査です.
- 定量細菌培養はUTI診断の黄金基準であり続けていますが,時間がかかります.
研究 の 目的:
- 子どもの尿サンプルにおけるバクテリアウリアの検出のための顕微鏡尿分析の診断精度を評価する.
- 顕微鏡での発見 (細菌と白血球) を定量的細菌培養と比較する.
- 小児腎臓クリニックの環境における尿培養の予選方法としての顕微鏡尿分析の有用性を決定する.
主な方法:
- 腎臓診療所の子供たちの新鮮で離心分離されていない尿サンプルを分析した.
- 白血球とバクテリアの顕微鏡検査が行われました.
- 結果は,定量的細菌培養 (コロニー数) と比較した.
主要な成果:
- 感染した51個の標本 (≥10^5 CFU/ml) のうち,12%は顕微鏡細菌尿がなく,43%は白血球10個/mm3.3未満でした.
- 感染していない186個の標本のうち,17%が微小な細菌,15%が過剰な白血球を示した.
- バクテリアと白血球の両方の顕微鏡検査は,培養結果の高い予測価値を示しました.
結論:
- 白血球数計だけでは,小児における尿路感染症の診断には信頼できない方法である.
- 細菌と白血球の両方の顕微鏡検査は,培養のための尿サンプルを予選するためのシンプルで迅速で効果的な方法です.
- この方法は,病院の病棟や一般診療所などの臨床環境に非常に適していますが,人口のスクリーニングには適していません.
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