{"id":27806,"date":"2023-04-24T10:52:51","date_gmt":"2023-04-24T03:52:51","guid":{"rendered":"http:\/\/noithathoaphat.in\/ctv\/?p=27806"},"modified":"2023-05-02T09:33:24","modified_gmt":"2023-05-02T02:33:24","slug":"giai-phau-he-thong-ong-tuy-tong-quan","status":"publish","type":"post","link":"http:\/\/noithathoaphat.in\/ctv\/index.php\/2023\/04\/24\/giai-phau-he-thong-ong-tuy-tong-quan\/","title":{"rendered":"Gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng tu\u1ef7 – T\u1ed5ng quan."},"content":{"rendered":"

S\u1ef1 hi\u1ec3u bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng t\u1ee7y ch\u00e2n r\u0103ng l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong vi\u1ec7c \u0111i\u1ec1u tr\u1ecb t\u1ed1i \u01b0u cho b\u1ec7nh nh\u00e2n n\u1ed9i nha. V\u00ec th\u1ebf, m\u1ed7i Nha s\u0129 khi ti\u1ebfn h\u00e0nh \u0111i\u1ec1u tr\u1ecb N\u1ed9i nha tr\u00ean b\u1ec7nh nh\u00e2n c\u1ea7n n\u1eafm v\u1eefng gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng tu\u1ef7, c\u0169ng nh\u01b0 hi\u1ec3u r\u00f5 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1eb7c tr\u01b0ng trong \u1ed1ng tu\u1ef7 \u0111\u1ec3 h\u1ed7 tr\u1ee3 qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n. C\u00f9ng t\u00ecm hi\u1ec3u.<\/strong><\/p>\n

1. T\u1ed5ng quan chung<\/h2>\n

S\u1ef1 hi\u1ec3u bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng t\u1ee7y ch\u00e2n r\u0103ng l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong vi\u1ec7c \u0111i\u1ec1u tr\u1ecb t\u1ed1i \u01b0u cho b\u1ec7nh nh\u00e2n n\u1ed9i nha. Tr\u00ean th\u1ef1c t\u1ebf, m\u1ed7i b\u01b0\u1edbc ti\u1ebfp theo trong quy tr\u00ecnh l\u00e2m s\u00e0ng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean ch\u1ea5t l\u01b0\u1ee3ng k\u0129 thu\u1eadt c\u1ee7a b\u01b0\u1edbc tr\u01b0\u1edbc \u0111\u00f3. Tuy nhi\u00ean, thay \u0111\u1ed5i vi\u1ec7c s\u1eeda so\u1ea1n xoang t\u1ee7y v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 chi\u1ec1u d\u00e0i l\u00e0m vi\u1ec7c n\u00ean \u0111\u01b0\u1ee3c ki\u1ec3m tra l\u1ea1i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh t\u00f9y theo t\u00ecnh hu\u1ed1ng l\u00e2m s\u00e0ng. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p c\u00e1c ki\u1ebfn th\u1ee9c li\u00ean quan \u0111\u1ebfn gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng tu\u1ef7 m\u1ed9t c\u00e1ch s\u01a1 l\u01b0\u1ee3c nh\u1ea5t. C\u00f9ng t\u00ecm hi\u1ec3u<\/p>\n

2. Gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng tu\u1ef7<\/h2>\n

C\u00f3 \u0111\u1ea7y \u0111\u1ee7 ki\u1ebfn th\u1ee9c v\u1ec1 h\u00ecnh th\u00e1i \u1ed1ng t\u1ee7y v\u00e0 kh\u1ea3 n\u0103ng t\u00ecm ra t\u1ea5t c\u1ea3 c\u00e1c \u1ed1ng t\u1ee7y c\u1ee7a r\u0103ng \u0111ang \u0111i\u1ec1u tr\u1ecb \u0111\u01b0\u1ee3c xem l\u00e0 c\u00f3 \u00fd ngh\u0129a quan tr\u1ecdng trong vi\u1ec7c c\u1ea3i thi\u1ec7n k\u1ebft qu\u1ea3 \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha. S\u1ef1 th\u1ea5t b\u1ea1i trong vi\u1ec7c t\u00ecm ki\u1ebfm \u1ed1ng t\u1ee7y v\u00e0 do \u0111\u00f3 kh\u00f4ng \u0111i\u1ec1u tr\u1ecb h\u1ebft t\u1ea5t c\u1ea3 c\u00e1c \u1ed1ng t\u1ee7y c\u00f3 th\u1ec3 l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra b\u1ec7nh l\u00fd n\u1ed9i nha sau \u0111i\u1ec1u tr\u1ecb. Ngay t\u1eeb n\u0103m 1921, ng\u01b0\u1eddi ta \u0111\u00e3 bi\u1ebft r\u1eb1ng h\u1ec7 th\u1ed1ng \u1ed1ng t\u1ee7y c\u00f3 nhi\u1ec1u bi\u1ebfn th\u1ec3 ph\u1ee9c t\u1ea1p v\u00e0 ng\u01b0\u1eddi ta tin r\u1eb1ng m\u1ed9t ch\u00e2n r\u0103ng ch\u1ee9a m\u1ed9t \u1ed1ng t\u1ee7y thu\u00f4n \u0111\u1ec1u v\u1edbi m\u1ed9t l\u1ed7 ch\u00f3p duy nh\u1ea5t th\u00ec \u0111\u01b0\u1ee3c xem l\u00e0 ngo\u1ea1i l\u1ec7 h\u01a1n l\u00e0 quy lu\u1eadt.<\/p>\n

Trong nh\u1eefng th\u1eadp k\u1ef7 qua, \u0111\u00e3 c\u00f3 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p nghi\u00ean c\u1ee9u v\u1ec1 gi\u1ea3i ph\u1eabu r\u0103ng v\u00e0 gi\u1ea3i ph\u1eabu \u1ed1ng t\u1ee7y; nh\u01b0 m\u00f4 h\u1ecdc, X quang, l\u1ecdc r\u0103ng (tooth clearing), ch\u1ee5p c\u1eaft l\u1edbp vi t\u00ednh hi\u1ec3n vi (micro – CT). Tooth clearing (l\u1ecdc r\u0103ng, l\u00e0m trong r\u0103ng) cho
\nph\u00e9p quan s\u00e1t gi\u1ea3i ph\u1eabu \u1ed1ng t\u1ee7y theo 3 chi\u1ec1u, v\u00e0 tr\u00ean th\u1ef1c t\u1ebf n\u00f3 cung c\u1ea5p th\u00f4ng tin ch\u00ednh x\u00e1c h\u01a1n phim c\u1eadn ch\u00f3p.<\/p>\n

\"giai-phau-he-thong-1\"
(a) Phim c\u1eadn ch\u00f3p r\u0103ng c\u1ed1i l\u1edbn th\u1ee9 nh\u1ea5t h\u00e0m d\u01b0\u1edbi tr\u01b0\u1edbc khi nh\u1ed5. (b) H\u00ecnh \u1ea3nh r\u0103ng sau khi \u0111\u01b0\u1ee3c l\u00e0m trong su\u1ed1t. Gi\u1ea3i ph\u1eabu ph\u1ee9c t\u1ea1p \u0111\u01b0\u1ee3c quan s\u00e1t m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng.<\/figcaption><\/figure>\n
\"giai-phau-he-thong-2\"
(a) Phim c\u1eadn ch\u00f3p r\u0103ng c\u1ed1i nh\u1ecf th\u1ee9 hai h\u00e0m d\u01b0\u1edbi tr\u01b0\u1edbc khi nh\u1ed5. (b) H\u00ecnh \u1ea3nh r\u0103ng sau khi l\u00e0m trong su\u1ed1t. Gi\u1ea3i ph\u1eabu ph\u1ee9c t\u1ea1p v\u00f9ng quanh ch\u00f3p \u0111\u01b0\u1ee3c quan s\u00e1t m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng.<\/figcaption><\/figure>\n
\"giai-phau-he-thong-3\"
H\u00ecnh ch\u1ee5p r\u0103ng c\u1ed1i nh\u1ecf th\u1ee9 hai h\u00e0m tr\u00ean sau khi l\u00e0m trong su\u1ed1t. Gi\u1ea3i ph\u1eabu v\u00f9ng quanh ch\u00f3p ph\u1ee9c t\u1ea1p \u0111\u1ebfn kh\u00f4ng ng\u1edd \u0111\u01b0\u1ee3c quan s\u00e1t th\u1ea5y m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng.<\/figcaption><\/figure>\n
\"giai-phau-he-thong-4\"
H\u00ecnh \u1ea3nh ch\u00e2n g\u1ea7n ngo\u00e0i r\u0103ng c\u1ed1i l\u1edbn th\u1ee9 nh\u1ea5t h\u00e0m tr\u00ean sau khi \u0111\u01b0\u1ee3c l\u00e0m trong su\u1ed1t.<\/figcaption><\/figure>\n
\"giai-phau-he-thong-5\"
H\u00ecnh \u1ea3nh ch\u00e2n xa ngo\u00e0i c\u1ee7a r\u0103ng c\u1ed1i l\u1edbn th\u1ee9 nh\u1ea5t h\u00e0m tr\u00ean sau khi l\u00e0m trong su\u1ed1t. Gi\u1ea3i ph\u1eabu \u1ed1ng t\u1ee7y c\u1ef1c k\u1ef3 ph\u1ee9c t\u1ea1p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 nh\u01b0 m\u1ed9t h\u1ec7 th\u1ed1ng 1-2-1-2.<\/figcaption><\/figure>\n

Ch\u1ee5p c\u1eaft l\u1edbp vi t\u00ednh hi\u1ec3n vi (micro-CT) l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ch\u1ee5p h\u00ecnh \u1ea3nh kh\u00f4ng b\u1ecb ph\u00e1 h\u1ee7y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nghi\u00ean c\u1ee9u gi\u1ea3i ph\u1eabu r\u0103ng ngo\u00e0i \u1ed1ng nghi\u1ec7m, v\u00ec n\u00f3 c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 \u0111\u1ecbnh l\u01b0\u1ee3ng v\u00e0 \u0111\u1ecbnh t\u00ednh c\u1ee7a gi\u1ea3i ph\u1eabu b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i r\u0103ng.<\/p>\n

\"\"
(a) Phim X quang c\u1ee7a m\u1ed9t r\u0103ng c\u1ed1i nh\u1ecf h\u00e0m d\u01b0\u1edbi \u0111\u00e3 nh\u1ed5 c\u00f3 hai ch\u00e2n. (b) T\u00e1i t\u1ea1o h\u00ecnh \u1ea3nh micro-CT cho th\u1ea5y h\u1ec7 th\u1ed1ng \u1ed1ng t\u1ee7y ph\u1ee9c t\u1ea1p m\u00e0u xanh l\u00e1. (c) H\u00ecnh \u1ea3nh micro-CT c\u1eaft theo m\u1eb7t ph\u1eb3ng axial, \u1edf m\u1ed9t ph\u1ea7n ba th\u00e2n r\u0103ng. Ch\u1ec9 th\u1ea5y m\u1ed9t \u1ed1ng t\u1ee7y duy nh\u1ea5t. (d) Micro-CT c\u1eaft theo m\u1eb7t ph\u1eb3ng axial, \u1edf m\u1ed9t ph\u1ea7n ba gi\u1eefa. Quan s\u00e1t th\u1ea5y nhi\u1ec1u \u1ed1ng t\u1ee7y. (e) Micro-CT c\u1eaft theo m\u1eb7t ph\u1eb3ng axial, m\u1ed9t ph\u1ea7n ba ch\u00f3p. Quan s\u00e1t th\u1ea5y d\u1ea1ng gi\u1ea3i ph\u1eabu h\u00ecnh ch\u1eef C v\u1edbi nhi\u1ec1u \u1ed1ng t\u1ee7y ri\u00eang bi\u1ec7t.<\/figcaption><\/figure>\n
\"\"
(a) H\u00ecnh \u1ea3nh t\u00e1i t\u1ea1o micro \u2013 CT r\u0103ng c\u1ed1i l\u1edbn th\u1ee9 nh\u1ea5t h\u00e0m tr\u00ean. H\u1ec7 th\u1ed1ng \u1ed1ng t\u1ee7y c\u1ee7a ch\u00e2n g\u1ea7n ngo\u00e0i (MB) hi\u1ec7n di\u1ec7n d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p 2-1-2-2. (b) H\u00ecnh \u1ea3nh micro \u2013 CT c\u1eaft theo m\u1eb7t ph\u1eb3ng axial c\u1ee7a r\u0103ng c\u1ed1i l\u1edbn th\u1ee9 nh\u1ea5t h\u00e0m tr\u00ean, \u1edf \u0111o\u1ea1n gi\u1eefa ch\u00e2n r\u0103ng. H\u1ec7 th\u1ed1ng \u1ed1ng t\u1ee7y MB \u1edf m\u1ee9c n\u00e0y d\u01b0\u1eddng nh\u01b0 c\u00f3 2 \u1ed1ng t\u1ee7y.<\/figcaption><\/figure>\n

Ch\u1eb3ng h\u1ea1n nh\u01b0, ch\u00e2n g\u1ea7n ngo\u00e0i (MB) c\u1ee7a r\u0103ng c\u1ed1i l\u1edbn th\u1ee9 nh\u1ea5t h\u00e0m tr\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u r\u1ed9ng r\u00e3i qua nhi\u1ec1u n\u0103m, b\u1edfi n\u00f3 th\u01b0\u1eddng g\u00e2y nhi\u1ec1u kh\u00f3 kh\u0103n cho c\u00e1c b\u00e1c s\u0129 l\u00e2m s\u00e0ng. M\u1ed9t nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y \u0111\u00e3 s\u1eed d\u1ee5ng micro-CT \u0111\u1ec3 nghi\u00ean c\u1ee9u gi\u1ea3i ph\u1eabu r\u0103ng ng\u01b0\u1eddi, c\u1ee5 th\u1ec3 l\u00e0 ch\u00e2n g\u1ea7n ngo\u00e0i c\u1ee7a c\u00e1c r\u0103ng c\u1ed1i l\u1edbn th\u1ee9 nh\u1ea5t h\u00e0m tr\u00ean, \u0111\u00e3 r\u00fat ra nh\u1eefng \u0111i\u1ec1u sau:<\/p>\n

    \n
  1. . \u00d4ng t\u1ee7y g\u1ea7n ngo\u00e0i th\u1ee9 hai (MB2) hi\u1ec7n di\u1ec7n trong 90% c\u00e1c ch\u00e2n r\u0103ng<\/li>\n
  2. . Eo t\u1ee7y (ph\u1ea7n n\u1ed1i gi\u1eefa c\u00e1c \u1ed1ng t\u1ee7y \u2013 intercanal communications) \u0111\u01b0\u1ee3c quan s\u00e1t th\u1ea5y trong 55% c\u00e1c ch\u00e2n r\u0103ng.<\/li>\n
  3. . M\u1ed9t l\u1ed7 ch\u00f3p \u0111\u01a1n \u0111\u1ed9c \u0111\u01b0\u1ee3c quan s\u00e1t th\u1ea5y trong 15% c\u00e1c ch\u00e2n r\u0103ng, hai l\u1ed7 ch\u00f3p trong 20% v\u00e0 ba l\u1ed7 ch\u00f3p ho\u1eb7c nhi\u1ec1u h\u01a1n ba hi\u1ec7n di\u1ec7n trong 65% c\u00e1c ch\u00e2n r\u0103ng.<\/li>\n
  4. . \u1ede v\u00f9ng chia ch\u00e2n, 50% ch\u00e2n r\u0103ng c\u00f3 2 mi\u1ec7ng \u1ed1ng t\u1ee7y, 40% c\u00f3 1 mi\u1ec7ng \u1ed1ng v\u00e0 10% c\u00f3 3 mi\u1ec7ng \u1ed1ng.<\/li>\n
  5. . C\u00e1c \u1ed1ng t\u1ee7y ph\u1ee5 hi\u1ec7n di\u1ec7n trong 85% c\u00e1c ch\u00e2n r\u0103ng.<\/li>\n<\/ol>\n

    Nh\u01b0 v\u1eady, r\u00f5 r\u00e0ng l\u00e0 r\u0103ng c\u1ed1i l\u1edbn th\u1ee9 nh\u1ea5t h\u00e0m tr\u00ean c\u00f3 gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng t\u1ee7y r\u1ea5t ph\u1ee9c t\u1ea1p, n\u00ean c\u00e1c b\u00e1c s\u0129 l\u00e2m s\u00e0ng c\u1ea7n ph\u1ea3i chu\u1ea9n b\u1ecb \u0111\u1ec3 kh\u00f4ng b\u1ecb b\u1ed1i r\u1ed1i tr\u01b0\u1edbc s\u1ef1 ph\u1ee9c t\u1ea1p n\u00e0y.<\/p>\n

    V\u1ec1 m\u1eb7t l\u00e2m s\u00e0ng, n\u00ean ch\u1ee5p phim c\u1eadn ch\u00f3p \u1edf hai hay nhi\u1ec1u g\u00f3c \u0111\u1ed9 c\u0169ng nh\u01b0 ch\u1ee5p m\u1ed9t phim c\u00e1nh c\u1eafn trong su\u1ed1t qu\u00e1 tr\u00ecnh th\u0103m kh\u00e1m l\u00e2m s\u00e0ng. Nh\u1eefng h\u00ecnh \u1ea3nh \u1edf nhi\u1ec1u g\u00f3c \u0111\u1ed9 c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c th\u00f4ng tin c\u1ea7n thi\u1ebft v\u1ec1 gi\u1ea3i ph\u1eabu r\u0103ng c\u0169ng nh\u01b0 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a s\u00e2u r\u0103ng ngang m\u1ee9c x\u01b0\u01a1ng m\u00e0 \u0111\u00f4i khi kh\u00f4ng th\u1ec3 nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c ch\u1ec9 b\u1eb1ng m\u1ed9t phim c\u1eadn ch\u00f3p \u0111\u01a1n \u0111\u1ed9c. B\u1eb1ng c\u00e1ch thay \u0111\u1ed5i g\u00f3c \u0111\u1ed9 ngang c\u1ee7a phim quanh ch\u00f3p kho\u1ea3ng 20 \u2013 40, ng\u01b0\u1eddi ta th\u1ea5y c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c s\u1ed1 l\u01b0\u1ee3ng ch\u00e2n r\u0103ng c\u1ee7a r\u0103ng c\u1ed1i l\u1edbn h\u00e0m tr\u00ean v\u00e0 h\u00e0m d\u01b0\u1edbi. Tuy nhi\u00ean, h\u00ecnh \u1ea3nh 2 chi\u1ec1u th\u01b0\u1eddng kh\u00f4ng cung c\u1ea5p th\u00f4ng tin ch\u00ednh x\u00e1c v\u1ec1 gi\u1ea3i ph\u1eabu r\u0103ng v\u00e0 \u1ed1ng t\u1ee7y ch\u00e2n r\u0103ng khi so s\u00e1nh v\u1edbi ph\u01b0\u01a1ng ph\u00e1p ch\u1ee5p c\u1eaft l\u1edbp h\u00ecnh n\u00f3n (CBCT).<\/p>\n

    CBCT l\u00e0 m\u1ed9t d\u1ea1ng phim X quang ba chi\u1ec1u, \u0111em l\u1ea1i kh\u1ea3 n\u0103ng quan s\u00e1t t\u1eebng r\u0103ng ho\u1eb7c quan s\u00e1t c\u00e1c r\u0103ng \u1edf b\u1ea5t k\u00ec g\u00f3c \u0111\u1ed9 n\u00e0o, \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 h\u1eefu \u00edch gi\u00fap ch\u1ea9n \u0111o\u00e1n v\u00e0 l\u1eadp k\u1ebf ho\u1ea1ch \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha. \u0110\u00e3 c\u00f3 b\u00e1o c\u00e1o cho r\u1eb1ng phim X quang k\u1ef9 thu\u1eadt s\u1ed1, b\u1ea5t k\u1ec3 h\u1ec7 th\u1ed1ng n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, th\u00ec \u0111\u1ec1u kh\u00f4ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u00edt nh\u1ea5t m\u1ed9t \u1ed1ng t\u1ee7y trong 40% s\u1ed1 r\u0103ng khi so s\u00e1nh v\u1edbi CBCT. S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a \u1ed1ng t\u1ee7y MB2 c\u1ee7a r\u0103ng c\u1ed1i l\u1edbn h\u00e0m tr\u00ean \u0111\u01b0\u1ee3c quan s\u00e1t r\u00f5 n\u00e9t h\u01a1n nh\u1edd ch\u1ee5p CBCT so v\u1edbi phim ch\u1ee5p c\u1eadn ch\u00f3p th\u01b0\u1eddng quy. M\u1ed9t nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y cho bi\u1ebft, so v\u1edbi “ti\u00eau chu\u1ea9n v\u00e0ng” l\u00e0 micro \u2013 CT, th\u00ec h\u00ecnh \u1ea3nh CBCT c\u0169ng r\u1ea5t hi\u1ec7u qu\u1ea3 \u0111\u1ec3 ph\u00e1t hi\u1ec7n \u1ed1ng t\u1ee7y MB2 b\u1ecb b\u1ecf s\u00f3t \u1edf nh\u1eefng r\u0103ng \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u tr\u1ecb n\u1ed9i nha. H\u01a1n n\u1eefa, k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u c\u00f2n cho th\u1ea5y \u0111\u1ed9 nh\u1ea1y c\u1ee7a CBCT khi ph\u00e1t hi\u1ec7n \u1ed1ng t\u1ee7y MB2 l\u00e0 96%, \u0111\u1ed9 \u0111\u1eb7c hi\u1ec7u l\u00e0 100% v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c to\u00e0n b\u1ed9 l\u00e0 98%.<\/p>\n

    Ngu\u1ed3n: Clinical Guide for Optimal Treatment Outcome – Springer International Publishing Switzerland 2017<\/span><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

    S\u1ef1 hi\u1ec3u bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng t\u1ee7y ch\u00e2n r\u0103ng l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong vi\u1ec7c \u0111i\u1ec1u tr\u1ecb t\u1ed1i \u01b0u cho b\u1ec7nh nh\u00e2n n\u1ed9i nha. V\u00ec th\u1ebf, m\u1ed7i Nha s\u0129 khi ti\u1ebfn h\u00e0nh \u0111i\u1ec1u tr\u1ecb N\u1ed9i nha tr\u00ean b\u1ec7nh nh\u00e2n c\u1ea7n n\u1eafm v\u1eefng gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng tu\u1ef7, c\u0169ng nh\u01b0 […]<\/p>\n","protected":false},"author":21,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[28,33],"tags":[],"yoast_head":"\nGi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng tu\u1ef7 - T\u1ed5ng quan. - Vinmec<\/title>\n<meta name=\"description\" content=\"m\u1ed7i Nha s\u0129 khi ti\u1ebfn h\u00e0nh \u0111i\u1ec1u tr\u1ecb N\u1ed9i nha c\u1ea7n n\u1eafm v\u1eefng gi\u1ea3i ph\u1eabu h\u1ec7 th\u1ed1ng \u1ed1ng tu\u1ef7 \u0111\u1ec3 h\u1ed7 tr\u1ee3 \u0111i\u1ec1u tr\u1ecb tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n. 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