{"id":11110,"date":"2024-02-20T01:27:59","date_gmt":"2024-02-20T01:27:59","guid":{"rendered":"https:\/\/4pal.net\/?p=11110"},"modified":"2024-02-15T07:36:15","modified_gmt":"2024-02-15T07:36:15","slug":"bach-cau-trung-tinh-la-gi","status":"publish","type":"post","link":"https:\/\/4pal.net\/bach-cau-trung-tinh-la-gi\/","title":{"rendered":"B\u1ea0CH C\u1ea6U TRUNG T\u00cdNH L\u00c0 G\u00cc?"},"content":{"rendered":"
B\u1ea1ch c\u1ea7u l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n t\u1ebf b\u00e0o c\u1ee7a m\u00e1u c\u00f3 ch\u1ee9c n\u0103ng gi\u00fap c\u01a1 th\u1ec3 ch\u1ed1ng l\u1ea1i s\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a c\u00e1c t\u00e1c nh\u00e2n nh\u01b0 vi khu\u1ea9n, virus, k\u00fd sinh tr\u00f9ng,… Ch\u00fang l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 mi\u1ec5n d\u1ecbch. C\u00f3 r\u1ea5t nhi\u1ec1u lo\u1ea1i b\u1ea1ch c\u1ea7u nh\u01b0 b\u1ea1ch c\u1ea7u trung t\u00ednh, lympho, mono, \u00e1i toan, \u00e1i ki\u1ec1m \u0111\u00e1p \u1ee9ng v\u1edbi t\u1eebng lo\u1ea1i t\u00e1c nh\u00e2n kh\u00e1c nhau s\u1ebd c\u00f3 nh\u1eefng s\u1ef1 thay \u0111\u1ed5i kh\u00e1c nhau.<\/p>\n
B\u1ea1ch c\u1ea7u trung t\u00ednh (Neutrophil) l\u00e0 lo\u1ea1i chi\u1ebfm s\u1ed1 l\u01b0\u1ee3ng nhi\u1ec1u nh\u1ea5t (l\u00ean t\u1edbi 70%) trong t\u1ed5ng s\u1ed1 b\u1ea1ch c\u1ea7u c\u01a1, \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi t\u1ee7y x\u01b0\u01a1ng v\u00e0 c\u00f3 ch\u1ee9c n\u0103ng quan tr\u1ecdng l\u00e0 th\u1ef1c b\u00e0o gi\u00fap t\u1ea5n c\u00f4ng c\u00e1c vi khu\u1ea9n ngay khi nh\u1eefng sinh v\u1eadt n\u00e0y x\u00e2m nh\u1eadp v\u00e0o c\u01a1 th\u1ec3.<\/p>\n
Nh\u1eefng \u0111\u1eb7c tr\u01b0ng v\u1ec1 h\u00ecnh th\u00e1i c\u1ee7a b\u1ea1ch c\u1ea7u trung t\u00ednh:<\/strong><\/p>\n C\u00e1c h\u1ea1t \u0111\u1eb7c hi\u1ec7u b\u1eaft m\u00e0u kh\u00e1c nhau khi nhu\u1ed9m tr\u00ean ti\u00eau b\u1ea3n. H\u1ea1t trung t\u00ednh b\u1eaft m\u00e0u h\u1ed3ng t\u00edm, b\u1ea3n ch\u1ea5t gi\u00e0u c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 ho\u1ea1t t\u00ednh di\u1ec7t vi khu\u1ea9n, bao g\u1ed3m c\u00e1c enzyme hydrolase, lysozyme, v\u00e0 myeloperoxidase. M\u1ed9t s\u1ed1 h\u1ea1t ch\u00ednh l\u00e0 lysosome \u0111i\u1ec3n h\u00ecnh.<\/p>\n Ch\u1ee9c n\u0103ng c\u1ee7a b\u1ea1ch c\u1ea7u trung t\u00ednh<\/strong><\/p>\n Th\u1ef1c b\u00e0o l\u00e0 qu\u00e1 tr\u00ecnh \u201c\u0103n\u201d c\u00e1c v\u1eadt l\u1ea1 nh\u01b0 vi khu\u1ea9n, n\u1ea5m, hay c\u00e1c t\u1ebf b\u00e0o c\u1ee7a ch\u00ednh c\u01a1 th\u1ec3 b\u1ecb ch\u1ebft hay b\u1ecb t\u1ed5n th\u01b0\u01a1ng. Sau \u0111\u00f3 vi khu\u1ea9n b\u1ecb di\u1ec7t v\u00e0 ti\u00eau h\u00f3a qua con \u0111\u01b0\u1eddng ph\u1ee5 thu\u1ed9c oxy v\u00e0 kh\u00f4ng ph\u1ee5 thu\u1ed9c oxy.<\/p>\n M\u01b0ng m\u1ee7 l\u00e0 g\u00ec<\/strong><\/p>\n T\u00ecnh tr\u1ea1ng t\u00edch t\u1ee5 d\u1ecbch m\u00e0u v\u00e0ng (tr\u1eafng v\u00e0ng ho\u1eb7c n\u00e2u v\u00e0ng) t\u1ea1i v\u1ecb tr\u00ed nhi\u1ec5m tr\u00f9ng, th\u01b0\u1eddng x\u1ea3y ra khi c\u00e1c b\u1ea1ch c\u1ea7u trung t\u00ednh t\u1eadp trung t\u1ea1i n\u01a1i vi khu\u1ea9n x\u00e2m nh\u1eadp ch\u1ed1ng l\u1ea1i s\u1ef1 t\u1ea5n c\u00f4ng c\u1ee7a vi sinh v\u1eadt g\u00e2y b\u1ec7nh. D\u1ecbch m\u1ee7 ch\u1ee7 y\u1ebfu h\u00ecnh th\u00e0nh trong \u00e1p xe, kho\u1ea3ng tr\u1ed1ng do m\u00f4 ph\u00e2n h\u1ee7y t\u1ea1o ra.<\/p>\n T\u0103ng s\u1ed1 l\u01b0\u1ee3ng b\u1ea1ch c\u1ea7u trung t\u00ednh trong m\u00e1u<\/strong><\/p>\n X\u00e9t nghi\u1ec7m c\u00f4ng th\u1ee9c m\u00e1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem c\u00f3 vi\u00eam m\u1ee7 hay kh\u00f4ng<\/p>\n\n
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