Y HQC_VI|T NAM THANG 5 - s 6 1/2011 the 1 st year of life" Inserm U. 192, Hospital
Necker-Enfant Malades, Paris, France . Hogg RJ, Furth S, Lemley KV, et al."National Kidney Foundation's Kidney Disease Outcomes Quality Initiative clinical practice guidelines for chronic kidney disease in children and adolescents: evaluation, classification, and stratification." Pediatric.
2000, vol 111 (No 6): 1416-21.
Schwartz GJ, Brion LP, Spitzer A. The
use of plasma creatinine concentration for estimating glomerular filtration rate in infants, children, and adolescents. Pediatr Clin North Am. 1987, vol 34(3):571-90.
Le N a m Tra ( 1 9 8 3 ) / "Hpi chiTng than hU", giao trinh Nhi khoa tap I I , nha xuat ban y hpc, tr. 15-30.
Le N a m Tra ( 1 9 8 6 ) , "HCTH tien phat", tap chi Y hoe thUc hanh, sd 3, tr.15-20.
HIEU QUA CUA LASER HUYNH QUANG
TRONG VIEC PHAT HIEN SAU RANG SQA CUA HOC SINH 7-8 TUOI
TOM TAT
Tinh trang sau rang sija phai quan tam, xac dinh dUDc ty le mac trenh, phuong phap phat hien mifc do ton thutJng sau r§ng phai chuan hoa trong cpng dong
Myc 6eu nghien cOu:
- Xac dmh ty le sau rang sita b hoc sinh 7- 8 tuoi ciia TnjGng Tieu hpc E)6ng ngac A TU Liem - Ha Ngi
- So sanh ket qua sau rang sua dutJc Icham bang laser huynh quang Diagnodent 2910 vdi phuang phap thong thuSng cua nhom do! tupng tren.
Ket qua: Ty le sau rang sda cua hoc sinh 7- 8 tuoi duQc kham bang thiet b; Laser co ty le tuung dUdng kht kham bing phuong phap thoig thudng (79,5%- 79,8%) Laser huynh Diagnodent co hieu qua tnang viec phat hen tdn thUdng sau rang sua hOn phuong phap thong thudng 6 nhom 7 tuoi
SUMMARY:
Effectiveness of the laser fluorescence for detection of caries primary of 7-11 year
Dental canes pnmary status should care,before incidence and prevalence can be recorded, a quantitative measurement is required that will required accurately the extent of the disease in a Population The aim of this study:
- To dentemiine the rate of dental caries pnmary of 7- 8 year DONG NGAC A School children.
To companson laser fluorescence performance with visual examination for detection of caries pnmary.
Methodology: The study war performed on 263children from 7 to 8 years in Dong ngac A
Nguyin Quoc Tmng * school. Childen were examined by two examined using Who cnteria and two examiner using DIAGNOdent device
Results The rate caries pnmarywere 79,8%
and The rate canes primary when usingthe visual method has a rate less than the DIAGNOdent device method(79,5% - 79,8%)
Keywords: canes pnmary, DIAGNOdent device
I. £>AT V A N o f
Giai doan hinh thanh va phat trien cung rang khi tre d lii^ tuoi 7- 8 tuol.la giai doan rat quan trpng ddi vdl sU phat trien cua ham r§ng, viec kham djnh ky rang la rat can thiet Dd' cd ca sd khoa hoc trong viec chSm sdc site khoe rang mieng cho hpc sinh Tardng Tieu hpc Odng ngac A, TU Liem - Ha Ndi dat dutJc hieu qua cao, chiing tdi tien hanh nghien cdu de tai (Danh gia hieu qua ciia Laser huynh quang trong vide phat hien sau rang sO:a cua hoc sinh 7-8 tuoi). Vdi myc tidu nghien cifu la:
- Xac dinh ty le sau rang sda d hpc sinh 7- 8 tudi cCia Trudng Tieu hoc Ddng ngac A, TU Liem - Ha Ndi So sanh ket qua sau rang suia dutic kham bang laser huynh quang Diagnodent 2910 vdi phuOng phap thdng thudng cua nhdm ddi tuOng tren.
II. o 6 l TUpNG VA PHUONG PHAP NGHIEN CCfU 1. 06'i tut^ng n g h i e n ciiru: 263 hoc sinh ' Vien Dao tao RSng l-iam fi/ISt- Trudng Dai hoc Y Hd N6i
Phan bien kiioa hgc: PGS.TS. Tru-cng Uyen Thai
Y HQC VlgT NAM THAHG 5 - S6 1/2011
lira tuoi 7-8 dang hoc tai Truflng Tilu hoc
Dong ngac AJir Liem - HS Noi (2009-2010).
2. Tliai gian va dja diem nghien ciJu - Thdi gian nghiSn ciru: TCr thang 3 dS'n thang 10-2010.
- Dia diem nghien cCru: Trirdng Tieu hoc Ddng ngac A TCr Liem - HS N6i (2009-2010),
3. Phi/dng phap nghien ciru
Thiet l(e nghien oXi: Sit dung phuong phip nghien ciru md ta c^t ngang ; tdng s6' hpc sinh l<ham la 263 hoc sinh cl 2 nh6m tuoi (7 v4 8), danh gia tdn thuang s^u rang sita bang phutJng phap tnjc quan
thdng thuSng vS bSng thiet bi iaser huynh quanh Diagnodent 2190 theo Mu chuIn cua nha san xuat i^huySfn cao si!r dgng.
4. Xur iy so iieu: So ii$u dirac thu thap va phSn tich bSng phirong phap thong i(§ y hpc, sCrdung phan mem SPSS 13.0 va mpt so thuat toSn thpng kS l<hac.
5. Oao dure nghien ciJu: Ivluc tieu nham tang cudng sCfc l^hp^ rang mieng cho hpc sinh 6. Bdi tifOng nghien cOru duoc giai thich va tir nguyen tham gia nghien ciru.
III. KET Q u A NGHIEN COU
Bang 1. PhSn b d hoc sinh theo tud'i v& gidi
Tuoi 7 Tong so
Chung n 64 199 263
%
24.3 76.7 100
Gidi N:
n 44 79 123
m 16,8
%
30.0 46,8
NCr n 20 120 140
7,6
%
45,6 53,2
Nhan xet: Ty le hpc sinh d nhdm 8 tuoi (76.7%) chiem tif le cao hdn nhdm 7 tudi (24,3%,) va ty ie hoc sinh nCr (53,2%) chiem ty le cao hdn nam (46,8%)
Bang 2. Thirc tranq
^ — l l i n j i trang rang 1 Tuoi —^—^
1 7(n=64) [ e(n=199)
Denh s a u ranc sua l<ham bang phirong phap thong thirdng Sau rang
n 49 161
! Tdng so (n = 263) 210 76,6
%
80,9 79,8
Khong sau rang n
15 38 63
23,4
%
19,1 20 2
P
<0,05
Whan jfef; Ty le sau rang sCra chiem ty le (79,8%), nhdm 8 tuoi cd ty le (80.3%). cao hdn nhdm 7 tudi (76,6%). Su khac bidt cd ^ nghTa thdng ke (p<0,05).
Bang 3. Phan tich chi so dmft rang sura kham bang phUdng phap thong thudng.
^ ^ ^ Chi so dmft Tuoi ' ^ — ^ 7(n=64)
8(n=199) Tdng so (n= 263 )
dt dt 4,6 4,2 4,4
dt/dmft 95,2 88,0 91,6
mt+ft mt 0,2 0,6 0,4
ft 0,2 0,2 0.2
(mt+ft);
dmft (%) 9,3 16,7 13,0
dmft (X+SD) 4,9±4,9 4,7+4,1
4.e±4.5
P
<0,05
Whan xet: Ty le hoc sinh cd rang stifa sau khdng dUdc chCfa rat cao chid'm 91.6%. nhdm 7 tudi chid'm 95.2%. cao hdn nhdm 8 tuoi chiem t^ le (88,0%). Su khac biet cd y nghTa thdng ke (p<0,05).
Bang 4. Ty le sau rang sUa kham bing laser theo tuoi
~~'-~~—liiihtrang rang
Tuoi — . _ _ 7 (n=64)
8 jn=199) Tong so (n = 263 )
Sau n 51 158 209
rang 79,7
%
79,4 79,5
Khong n 13 41 54
sau rang 20,3
%
20.6 20.5
P
>0,05
Nhan xet: TJ le sau rSng sC/a kham bang laser cd tiy' le (79.5%). Trong do, nhdm 8 tudi chi^m
79,4% tUdng dUdng nhom 7 tudi chiem 79.7%. SU khac biet cd y nghTa thdng ke (p<0,05).
Y Hgc VlgT NAM THAHG 5 • s 6 1/2011
Bang S. Phan tich chl so dmft rang siTa i<ham bSng iaser
Chl so dmft
dt/dmft (mt+ft)/
dmft (%) dmft (X±SD) 7 (n=64)
8(n=199) Tong sd
Nh$n xet: T^ ie hpc sinh c6 rang siTa i<hong dupe chiJa rat cao chid'm (90,3%), nhdm 7 tudi chiem 93,9%, cao hon nhom 8 tudi 86,8%. Sir i<hac biet c6 J nghTa thdng i<e (p<0,01).
IV. BAN LUAN
Danh gia thut: tr^ng b$nh sSu rdng sOa:
Ket qua bang 2 cho th^y: T^ l§ s§u rSng siTa i(ham bang phirong phap thdng thirdng cd t^ le (79,8%). Trong do nhom 7 tudi cd 19 ie th^p hon nhdm 8 tudi (80,9%). Ket qua nay thap hdn i<et qua dieu tra sire i<hoe rSng mieng toan quoc nam 2001 (ty ie sau rang sQ'a d tre 6-8 tuoi ia 84,9%). Nong Bich ThOy (2010) dieu tra sCfc i<hoe cho hpc sinh tinh B^c Kan cd t^ le s4u rang sOa tren 92% b hpc sinh 7- 8 tudi.Kdt qua bang 3cho thay, t^ ie rang sOa duoc dieu trj ia (15,4%). So sanh vdi dieu tra sCrc khoe rang mieng toan qudc (6%), nghien ciru cfia chung tdi cung cd t^ le rang sijra dirpc dieu tn cao hon cac nghien cijru khac. Deu dd cung phan nao iy giai difcjc hieu qua cua cdng tac nha hoc dudng cCiaTnJdng tieu hpc Ddng ngac A
Hieu qua cua Laser huynh quang trong viec ptiat hien ton thuong sau rang sua: Ket qua ban 2, bang 3, da cho thay mdt each day dii ve tinh trang rang siira kham bing phi/dng phap thdng thi/dng va tham chieu vdi ket qua cOa bang 4, bang 5 cung cho thay mdt each day dO ve tinh trang rang siJa kham bang phi/ong phap Laser. ChCing tdi phan tich ve hieu qua cda Laser huynh quang tron viec phat hidn sau rang si/a nhi/ sau: TJ le sau rang sQa kham bang mat thi/dng chiem 79,8%. Trong khi dd ket qua cOa bang 4 cho thay: TJ le sau rang sOa kham bSng iaser ia 79,5%. So sanli hai ket qua ve tJ ie sdu rang siJa khdng cd cd sir khac biet giiJa hai phi/ong, phap, nhimg phan tich tJ le tifng nhdm tudi cho thay phi/ong phap kham liang Laser c6 ket qua s&u rang sOa d nhdm 7 tudi cao hon ket q u i kharn bang phi/ong phap thdng thi/dng. po v$y, kha nang phat hien sau rang sO'a tdt hon phirong phap thdng thi/dng trong viec phat hien nhumg ton
thi/ong sdu rang sCra d nhdm tudi 7 va 6 nhdm 8 tudi vd kdt qua chung hai nhdm Id khdng cd sir khac biet 6 nhung tdn thirong idn tren rang sja. Tren thirc td, kham bang phi/ong phap Laser hujnh quang chi cd hidu qua ct nhDng rang hdm si/a d nhdm hpc sinh 7 tudi hon kham bang phi/ong phap thong thirdng.
V. KET LUAN
- T} /# sau rang sQa cCia hpc sinh 7- 8 tudi duBc kham bang thie't bi Laser cd tJ le tuong duOng khi kham bang phiiang phap thdng thudng (79,5%-79,8%).
Laser hujnh quang (Diagnodent) cd hieu qua trong viec phat hen tdn thirong sau rang sCra hon phuong phap thdng thirdng d' nhdm 7 tudi
TAI LIEU T H A M KHAO
1. Tran Thj My Hanh (2006), Nhan xet llnh hinh sau rSng va viem ioi 5 hoc sinh Ida tuoi 7-11 tai tnidng tiSu hoc Thanh Liet, luan vSn thac sy y hoc, tr34-52.'
2. Nong Thj Bich Thuy (2010) "Nghien cCli thuctrang sau rang, viem ldi va mdt sd yeu td nguy cd cl hoc sinh tieu hoc Tinii Bac l4n"Luan van thac sy y hgc, Tnjtlng Dai hoc Y Ha Ndi, tr. 63-77
3. T r i n Van Tri/dng, Lam Ngpc an (2000), "Dieu tra sljfc khde rang mieng 6 Viet Nam", Tap chi Y hoc Vi$t Nam, tr. 1-10.
4. Jonas A. Rodrigues, iVIichele B, Diniz, et al:
In vitro companson of laser fluorescence peiformance with visual examination for detection of occtusai canes in permanent and primary molars. Laser Med Sci (2009) 24:pp.501-506
.J. Pretty iA (2006), "Review caries detection and diagnosis: Novel technologies". Journal o/
Dentistry. 34, pp. 727-739.
6. WHO (1997), Oral health surveys basis methods, Geneva, pp. 25-28.
