日本未熟児新生児学会雑誌 19(1):76-80;2007  |
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日本未熟児新生児学会雑誌 第19巻 第1号 76~80頁(2007年) |
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受付日:平成18.03.08 |
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受理日:平成18.05.12 |
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Pulmonary Interstitial Emphysema に対する人工肺サーファクタント(サーファクテンR)の効果 |
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Effects of Artificial Lung Surfactant for Pulmonary Interstitial Emphysema |
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奈良県立医科大学附属病院 周産期医療センター 新生児集中治療部門 |
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Division of Neonatal Intensive Care, Nara Medical University Hospital, Center of Perinatal Medicine
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川口千晴・大村真曜子・土井政明・黒澤知子・新居育世・安原 肇・高橋幸博 |
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Chiharu KAWAGUCHI,Shoko OMURA,Masaaki DOI,Tomoko KUROSAWA,
Ikuyo ARAI,Hajime YASUHARA,Yukihiro TAKAHASHI
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Key Words:Pulmonary interstitial emphysema(PIE),Neonate,Artificial surfactant |
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Pulmonary Interstitial Emphysema(以下PIE)に対し人工肺サーファクタント投与が有効であった2症例を経験した。症例は呼吸窮迫症候群を合併した超低出生体重児と,新生児遷延性肺高血圧症を合併した成熟児で,人工肺サーファクタントの投与時期はそれぞれ日齢21,26と日齢8であった。人工肺サーファクタント投与後に胸部X線写真の著明な改善と,投与酸素濃度の低下,ventilatory indexおよびa/APO2の改善を得ることができた。PIEは進行すると気胸や気縦隔となり,新生児ではより治療が難渋し,死亡率も高くなる。PIEに対する人工肺サーファクタント投与は,その適応と投与量にはさらに検討を要するが,自験例では,PIEの重症化ならびに遷延化の予防に有効であったと思われた。 |
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Administration of an artificial lung surfactant was effective in two patients with pulmonary interstitial emphysema (PIE)complicated by respiratory distress syndrome in an extremely low birthweight infant and by neonatal persistent pulmonary hypertension in a term infant. In these patients, artificial lung surfactant was administered twice at 21 and 26 days and once at 8 days, respectively. After administration, chest X-ray imaging showed marked improvement, decreased oxygen concentration, and improved ventilatory index and a/APO2. PIE can advance to pneumothorax or pneumomediastinum. In neonates, PIE is difficult to treat, and mortality rate is high. While artificial lung surfactant administration to PIE patients requires further investigation with regard to indications and dosage, it was effective in preventing PIE from exacerbating and persisting in these two patients.
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