From 2000 to 2002 in Phu vang District, Thua Thien – Hue Province, 203 subjects had been given contraceptive infunctions in 99.6% subjects, after 2 years of use, high efficacy is reached. At the age of 25-44, with various occupations, most contraceptive injections are used. Side effects are menorrhagia (40%), but most common with good counsel, the use will be accepted continuing 79.6% clients, 138 cases get the weight increased by 3 kg after 2 years
Reproductive Control Agents ; Contraception ; Women

Laser surgery and medicine were considered as one of the topic of mordern medical technologies and has been widely applied in the various medical fields. We have been using CO2 laser in maxillofacial surgery for 506 patients at Khanh Hoa provincial general hospital, since Feb 1994. Result: good: 93.08%, medium: 5.33%. Poor: 1.58%.
Laser Surgery ; Maxillary Diseases ; therapeutics ; surgery ; Lasers

An investigation aimed to evaluate the rate of defective children, classify the defects and implement the operations and rehabilitation for 55162 children with ages of 0-15 in Thõa Thiªn HuÕ province during 1998-2001. The results have shown that the rate of defective children was about 4%. Of which 37.3% received operation with good results, and 28.6% received the rehabilitation in the centers, many children returned to normal life. Some of them equipped the tools, and supported the money for early integrating in the community
abnormalities ; Weights and Measures ; child

The study was carried out at Thua Thien Hue between 1998 and 2001 and involved 55,162 children between 0 to 15 years old. The children with malformation were examined and identified the malformation by ICD 10. It was found that about 4% of participated children have malformation, in which 37.3% have undergone corrective operation, 28.6% have received rehabilitation in centers or community. Some children have been supported with devices or finance so they can integrate to their community.
abnormalities ; Intervention Studies ; child

A study aimed to find frequent of hypertension, the risk factors and the efficacy of the anti-hypertensive agents. Subjectives and methods: medical records of inpatients with hypertension in Viet Tiep hospital, Hai Phong city during 1998. The results have shown that the morbidity rate of hypertension: 8.99% (male: 54.14 and female: 45.86), ages of 41-80: 92.8%, under 40: 3.36%. hypertensive classification according to the WHO: phase I: 13.53%, phase II: 46.38%; phase III: 40.09%. The electrocardiogram: sinal rhythm: 95.41%, arrhythmia: 41.1%, patients admitted to hospital in status of very high blood pressure, systolic pressure: 182+/- 31.04 mmHg, diastolic blood pressure: 103.64 +/- 16.36 mmHg. The blood pressure were reduced significantly after 10.4 days of treatment. Single therapy: 40% patients, double therapy (2 drugs): 37.84% triple therapy: 19.31% and quadrle. therapy (4 drug): 2.85%.
Hypertension ; Antihypertensive Agents ; Risk Factors

Quantitation of Metronidazole by reversed phase liquid chromatography using Supelco LC-ABZ column and a mobile phase containing an acid aqueous phase (pH Metronidazole ; Tablets

Plication of horizontal recti with many advantages in the treatment of strabismus has been applied by many authors in the world, but not yet in Vietnam. Objectives: to evaluate the results of this surgery that applied in Vietnamese. Methods: Prescriptive, longitudinal prospective study that had been done in Hanoi National Institute of Ophthalmology from 9/2003 to 9/2004. Results: In postoperative period, 83.3% of cases with exotropia and 89.6% of cases with esotropia are well corrected after 6 months, 100% of operated eyes are well healed with a smooth conjunctive scars and 52.62 % of operated patients have got a full binocular vision after 3 months following up. The rate of the eyes with suspected amblyopia is reduced from 18.8% to 9.8%, with moderate amblyopia is also reduced from 8.8% to 2.4% by 6 months postoperatively, but the rate of the eyes with severe amblyopia is not significantly changed after surgery. Conclusion: Plication of horizontal recti is a safe, effective method for correction of strabismus, especially when it is necessary to do surgery on many extra-ocular muscles in the same eye.
Strabismus ; Therapeutics

The study was carried out on 34 patients (6 males and 28 females) aged more than 16 years old who suffered from primary dacryocystitis and underwent endoscopic procedure with silicone intubation. All patients were followed up for clinical symptoms, had Jone’s test, and underwent endoscopy after 1, 3, 6, 9 and 12 months. Results: success rate was 94.44% after 6 months, and 93.75% after 12 months. There were not statistically significant differences to other authors. This procedure can be applied broadly in Vietnam
Dacryocystorhinostomy ; Endoscopy ; Intubation

Direct interview 48 doctors and nurses working in 18 district hospitals of 3 provinces Nam Dinh, Hai Duong, Ha Tay. 78.4% of them had examined and prescribed following guidelines of acute respiratory infection (ARI) programme 99.2% of children were prescribed with only one kind of antibiotic. There were 44.5% cases using antibiotics with incorrect indication. 26.1% of antibiotic prescriptions were completely suitable. There were 81% cases to be used one kind of antibiotic. Conclusion: doctors working in district hospitals have high knowledge on guidelines of ARI programme, but they still do not believed the guidelines fully. Overuse of antibiotics and vitamins are common in practice in prescribing for ARI children
Respiratory Tract Infections ; Knowledge ; Attitude

Medicine in the Northern provinces on the laboratory biosafety, authors showed that in 82%of facilities, there are adequate ventilating space,in 92,8% there are ceilings and walls made by suitable materials,in 98%,there are proper laboratory coveralls, uniforms and gloves. However,in 83%, laboratory biosafety management and indoor regulations were not complied with strictly; there are not clearly biohazard warning signs, in 57% of facilities there is not any processing system for draining waste water flow. 75% of supervisors were not properly trained on biosafety
Safety ; Preventive Health Services ; epidemiology