Displaying publications 141 - 160 of 2150 in total

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  1. Deshmukh RG, Lou KK, Neo CB, Yew KS, Rozman I, George J
    Injury, 1998 Apr;29(3):207-10.
    PMID: 9709422
    Closed intramedullary nailing is a successful method of treating adult femoral shaft fractures. In comminuted or segmental fractures, this operation is associated with an incidence of rotational malalignment and malunion. After locked nailing, this can only be corrected by further operation. A simple method of judging and obtaining rotational alignment in such cases intra-operatively is described. A comparison of two groups of patients with such fractures, one using this technique and the other using conventional methods of judging alignment, revealed statistically significant improvement in rotational alignment (p = 0.016).
    Matched MeSH terms: Prospective Studies
  2. Jamal R, Hoe TS, Ong LC, Afifah I, Khuzaiah R, Doraisamy G
    Malays J Pathol, 1998 Jun;20(1):35-40.
    PMID: 10879262
    Platelet transfusions are indicated in a wide variety of clinical conditions especially those with thrombocytopenia. However, without proper clinical practice guidelines, inappropriate transfusions are bound to happen. To ascertain the provision of a quality and appropriate practice of platelet transfusions, an audit study was carried out over a period of one month at the Paediatric Institute, Kuala Lumpur Hospital. A prospective audit was performed during that period whilst a retrospective collection of data was carried out for the previous month for comparison. Based on a set of criteria agreed upon by the audit committee, it was found that in 18.5% (22 of 119) of the cases, the indications for platelet transfusions were inappropriate. The audit committee concluded that there is a need for a more detailed clinical practice guideline for local use to reduce or lower the incidence of inappropriate transfusions of platelets.
    Matched MeSH terms: Prospective Studies
  3. Liam CK, Chen YC, Yap SF, Srinivas P, Poi PJ
    Respirology, 1998 Jun;3(2):125-9.
    PMID: 9692522
    The objective of this study was to evaluate the utility of a polymerase chain reaction (PCR) assay in detecting Mycobacterium tuberculosis in bronchoalveolar lavage (BAL) specimens of patients suspected of having active pulmonary tuberculosis (TB) but who were sputum smear-negative. Patients undergoing investigation for suspected pulmonary TB at the University Hospital, Kuala Lumpur, and who were sputum smear-negative underwent fibreoptic bronchoscopy and BAL. One portion of each lavage specimen was submitted for smear examination for acid-fast bacilli and mycobacterial culture and the other portion assayed by PCR for the presence of a 562-base pair DNA segment belonging to the insertion sequence IS986, unique to the M. tuberculosis complex. As controls, lavage specimens from patients with other lung lesions were also similarly tested. The PCR assay gave a positivity rate of 80.9% (55 of 68) compared with 8.8% of smear examination and 7.4% of culture for detecting M. tuberculosis in BAL specimens. The assay was positive in two of 45 BAL specimens from 35 control subjects. The PCR assay was more sensitive than smear and culture in detecting M. tuberculosis in BAL specimens of patients with sputum smear-negative pulmonary TB.
    Matched MeSH terms: Prospective Studies
  4. Chua KB, Ngeow YF, Ng KB, Chye JK, Lim CT
    Singapore Med J, 1998 Jul;39(7):300-2.
    PMID: 9885690
    A prospective study was carried out at the University Hospital, Kuala Lumpur to determine the cervical carriage rate of Ureaplasma urealyticum and Mycoplasma hominis among healthy pregnant women at delivery and the incidence of nasopharyngeal colonisation among their infants.
    Matched MeSH terms: Prospective Studies
  5. Ong LC, Chandran V, Zasmani S, Lye MS
    J Paediatr Child Health, 1998 Aug;34(4):363-8.
    PMID: 9727180
    OBJECTIVES: To compare the neurobehavioural outcome of children aged 6-12 years with severe closed head injury [sCHI] (coma > 24 h), mild-to-moderate head injury [mCHI] (coma < 6 h) and orthopaedic controls.

    METHODS: Twenty-nine children in each group, matched for age, sex and ethnicity, were assessed using the Glasgow outcome Scale (GOS), Weschler Intelligence Scale for Children (WISC-III), Movement Assessment Battery for Children (Movement ABC), Wide Range Assessment of Learning and Memory (WRAML) and a standardised neurological examination 6 months post-injury. Parental reporting of pre- and post-injury behaviour was documented using the Child Behaviour Checklist (CBCL).

    RESULTS: Seven (24.1%) children with sCHI and three (10.3%) orthopaedic controls had residual motor deficits. Three (10.3%) children with sCHI and none in the other groups faced problems with independent ambulation. Twenty-seven (93.1%) of those with sCHI and all children in the other groups had GOS scores of good recovery or moderate disability. Twenty-two (81.5%) sCHI, five (18.5%) mCHI and one (3.7%) orthopaedic control reported a deterioration in school performance. MANOVAS identified a significant injury group effect for performance skills (P = 0.007), verbal skills (P = 0.002), memory and learning (P = 0.001) and motor skills (P = 0.001). Repeated measures ANOVA for pre- and post-injury CBCL scores showed significant differences related to somatic complaints (P = 0.004), problems of socialising (P = 0.003), delinquency (P = 0.004), aggressiveness (P = 0.010), thought (P < 0.001) and attention (P < 0.001). Post-hoc univariate analysis showed the significant differences were between that of the sCHI children and the other two groups.

    CONCLUSION: Although most sCHI children seemed to have made good physical recovery, there were cognitive, motor, memory and learning difficulties and behavioural problems concomitant with a deterioration in school performance compared with those with lesser or no head injury. This highlights the need for better integrated rehabilitation services to enable a gradual return into mainstream school.

    Matched MeSH terms: Prospective Studies
  6. Bajaj HN, Choong LT
    Med J Malaysia, 1998 Sep;53 Suppl A:95-8.
    PMID: 10968189
    The presentation and management of psoas abscess was studied prospectively in 5 patients and retrospectively in 4. 3 patients had bilateral abscesses. All patients had back pain and a mass in loin or iliac fossa. 7 patients had no hip findings. One patient had a perinephric abscess and another had radiological features of tuberculosis of the spine. In the other seven no cause for the abscess could be identified. Ultrasonography demonstrated the abscess in all patients; CT scanning done in 5 patients was confirmatory. Drainage was done by an extraperitoneal route. Biopsy of the abscess wall in 2 patients demonstrated tuberculosis. They, the patient with TB spine and 3 others put empirically on anti-tuberculosis chemotherapy responded well. The perinephric abscess grew Pseudomonas sensitive to gentamycin, but she and two other patients died due to multiorgan failure.
    Matched MeSH terms: Prospective Studies
  7. Rohana J, Ong LC, Abu Hassan AA
    Med J Malaysia, 1998 Sep;53(3):217-22.
    PMID: 10968156
    A prospective observational study was carried out at the Emergency Department, Hospital Kuala Lumpur to determine the proportion of accidental head injury among children and the circumstances of injury. The study was carried out from November 1993 to January 1994 on all children below 14 years who presented to the Emergency Department with accidental head injury. Accidental head injury made up (4.75%) of all cases seen at the Casualty Department. The ratio of boys to girls was 2:1. The mean age of head injured children was 5.2 (S.D. 3.63) years. The leading cause of head injury was fall (63%) followed by road traffic accidents (RTA) in (30.7%) while the rest were due to 'impact' (injury caused by flying object or missiles) injuries. More than half (54.4%) of those injured in RTA were pedestrians. Pedestrian injury was particularly important in the 5-< 14 years age group, where adult supervision was lacking in two thirds of the children. None of the patients who were involved in vehicle-related injuries had used a suitable protective or restraining device. All three patients who died were from this group. This study emphasises the need for stricter enforcement of laws related to the use of protective devices and measures to decrease child pedestrian injury. The issues of lack of adult supervision, both in and outside the home need to be addressed.
    Matched MeSH terms: Prospective Studies
  8. Krahl W, Hashim A
    Med J Malaysia, 1998 Sep;53(3):232-8.
    PMID: 10968159
    Malaysia's workforce presently includes 13% foreigners most coming from the neighboring ASEAN-countries. No data of the prevalence of psychiatric disorders amongst this population is currently available.
    Matched MeSH terms: Prospective Studies
  9. Goh AY, Chan PW, Lum LC, Roziah M
    Arch Dis Child, 1998 Sep;79(3):256-9.
    PMID: 9875023
    OBJECTIVES: To determine the incidence and outcome of acute respiratory distress syndrome (ARDS) in children by comparing two commonly used definitions: the lung injury score and the American-European Consensus Conference definition. The causes and risk for developing ARDS were also studied.

    METHODS: Part prospective and retrospective analysis of 8100 consecutive hospital admissions from 1 June 1995 to 1 April 1997.

    RESULTS: Twenty one patients fulfilled the criteria for ARDS. Both definitions identified the same group of patients. The incidence was 2.8/1000 hospital admissions or 4.2% of paediatric intensive care unit admissions. The main causes were sepsis and pneumonia. Mortality was 13 of 21. Factors predicting death were a high admission paediatric risk of mortality (PRISM) score (30.38 v 18.75) and the presence of multiple organ dysfunction syndrome (92% v 25%).

    CONCLUSION: Both definitions identified similar groups of patients. The incidence in this population was higher than that reported elsewhere, but mortality and cause were similar to those in developed countries. Poor outcome was associated with sepsis, a high admission PRISM score, and simultaneous occurrence of other organ dysfunction.

    Matched MeSH terms: Prospective Studies
  10. Liam CK, Lim KH, Srinivas P, Poi PJ
    Int J Tuberc Lung Dis, 1998 Oct;2(10):818-23.
    PMID: 9783529
    University Hospital, Kuala Lumpur, Malaysia.
    Matched MeSH terms: Prospective Studies
  11. Zainal AA, Yusha AW
    Med J Malaysia, 1998 Dec;53(4):423-7.
    PMID: 10971988
    A prospective collection of patients referred with a diagnosis of abdominal aortic aneurysm (AAA) to the Vascular Unit, Hospital Kuala Lumpur (HKL) between February 1993 to July 1995 were analysed. There were a total of 124 patients, with a 85 per cent (%) male preponderance. Malays formed the largest ethnic group contributing about 60%. The median age of the patients was 69 years (range 49-84). Emergency referrals and admission accounted for 46.8% of patients. Hypertension and ischaemic heart disease were the two most common co-morbid medical conditions. The number of patients who underwent surgery was only 56 (45.2%). Of this total, 34 were done electively with an operative mortality of 8.8% (3 pts). The operative mortality for emergency surgery was 59.1%. AAA is relatively common in the older age group, especially in men and it should be actively looked for, as elective surgery can be offered with acceptable morbidity and mortality.
    Matched MeSH terms: Prospective Studies
  12. Boo NY, Chan BH
    Med J Malaysia, 1998 Dec;53(4):358-64.
    PMID: 10971978
    A prospective observational study was carried out over a seven month period in the neonatal intensive care unit (NICU) of a large Malaysian maternity hospital to determine the rate of blood transfusion and the incidence of transfusion reactions in newborn infants. During the study period, the rates of blood transfusion was 6.1% (n = 117) of NICU admission or 8.2 per 1,000 live births. The median birth weight of the infants who had received blood transfusion was 1,740 grams (range: 725-4,350), and their mean gestational age was 33.6 weeks (sd = 5.1, range = 24-41 weeks). The median age of infants when they first received blood transfusion was 4.0 days (range: 1-27 days). When compared with infants of birth weight between 3,000 and 3,499 grams, infants of birth weight less than 1,500 grams received significantly higher median number of transfusions per infant, (p < 0.001). The incidence of transfusion reaction was 2.7% (3/110) of all transfused infants or 1.3% (3/223) of all blood transfusions. Febrile nonhemolytic reaction was the only type of transfusion reaction detected during the study period. This study showed that transfusion reactions in newborn infants were not common.
    Matched MeSH terms: Prospective Studies
  13. Reddy SC, Menon BS
    Acta Ophthalmol Scand, 1998 Dec;76(6):700-3.
    PMID: 9881556
    PURPOSE: To determine the prevalence of ocular manifestations in childhood acute leukaemia at the time of presentation.

    METHODS: Eighty-two children with acute leukaemia were examined for ocular lesions within two days of diagnosis before starting chemotherapy. The detailed ocular examination of both eyes was carried out by the ophthalmologist irrespective of the presence or absence of eye symptoms in all cases.

    RESULTS: Only 3 out of 82 children presented with eye symptoms (3.6%). However, ocular changes were found in 14 children (17%); ten with lymphoblastic and four with myeloid leukaemia. The ocular lesions observed were proptosis, intraretinal haemorrhages, white centered haemorrhages, cotton wool spots, macular haemorrhage, subhyaloid haemorrhage, vitreous haemorrhage, papilloedema, cortical blindness, sixth nerve palsy, and exudative retinal detachment with choroidal infiltration.

    CONCLUSION: In view of the high prevalence of asymptomatic ocular lesions in childhood acute leukaemia, routine ophthalmic examination should be included as a part of evaluation at the time of diagnosis.

    Matched MeSH terms: Prospective Studies
  14. Malays J Nutr, 1998;4(1):-.
    MyJurnal
    In the field of human energy expenditure, the measurement of basal metabolic rate (BMR) is an essential element to derive energy requirement estimates for any given population. Besides basic anthropometrics data, this paper reports the generation of predictive equation for basal metabolic rates of healthy Malaysian adult from prospective measurements on 307 male and 349 females aged 18-60 years, using the Douglas bag technique. These new equations based on body-weight reveal that the current FAO/WHO/UNU (1985) predictive equations overestimate BMR of adult Malaysian by an average of 13% in males and 9% in female subjects while differences of between 4-5% were observed when compared to Henry & Rees (1991) equations for tropical people. There is a good reason to believe that the capacity to slow down metabolism amidst the hot and humid climate experience throughout the year as a genuine phenomenon for Malaysians. Similarly, these findings suggest that at equal energy intake recommendation for similar body weight, the lower energy needs of Malaysian could put them at greater risk for developing obesity. These observed deviations must be taken into account in formulating energy requirements of the population.
    Matched MeSH terms: Prospective Studies
  15. Hassan, H., Quah, B.S., Haider, D., Rostenberghe, H.V.
    MyJurnal
    The aim of the study was to determine the effect of pro-phylactic low dose dopamine infusion on renal function in ventilated premature newborns with respiratory dis-tress syndrome (RDS). A prospective, randomised con-trolled trial was conducted, using low dose dopamine [2.5μg/kg/min] in the treatment of preterm babies with gestational age 28-36 weeks requiring mechanical ventilation for RDS within six hours of age. Thirty-six babies were enrolled and 19 babies were randomly assigned to the treatment groups. The renal function after 72 hours for the treatment and control groups respectively were: urine output (ml/kg/hour) 3.3±0.4 and 3.0±0.3 [p=0.55], urine specific gravity 1006±0.6 and 1006±1.0 [p=0.68], fractional excretion of sodium 4.1±0.8 and 2.6±0.4 [p=0.10], fractional excretion of potassium 37.44 ± 5.6 and 16.49 ± 2.2 [p=0.001], glomerular filtration rate (ml/day/1.72m2) 16±2.6 and 25.6±4.5 [p=0.06]. There were no significant differ-ences in the frequency of hypotension, oliguria and sep-sis between the two groups. There were seven deaths (36.8%) in the treatment group (six due to sepsis and one due to prematurity) and two deaths (11.8%) in the control group (both due to sepsis) (p = 0.13). In con-clusion prophylactic low-dose dopamine infusion did not improve the renal function in ventilated premature babies with respiratory distress syndrome. The results of this study do not support the routine use of prophylac-tic low-dose dopamine in ventilated preterm babies with respiratory distress syndrome.
    Matched MeSH terms: Prospective Studies
  16. Ravindran J, Kumaraguruparan M
    Med J Malaysia, 1998 Sep;53(3):263-71.
    PMID: 10968164
    A prospective cross-sectional study involving 14 government hospitals was undertaken for a period of 6 months in Malaysia to study the patterns of hysterectomy for gynaecological indications. A total of 707 patients were enrolled in the study consisting of 612 abdominal hysterectomies and 95 vaginal hysterectomies. Fibroids (47.6%) and uterovaginal prolapse (13.4%) formed the main indications for surgery. The initial preoperative diagnosis was accurate in 82.8% of cases. A different pathology from that initially suspected was noted in 118 cases. The overall complication rate was 7.9% but vaginal hysterectomies carried a statistically higher complication rate compared to abdominal hysterectomies. Urinary tract infection was significant in vaginal hysterectomies. Blood transfusion was required in 25.0% of abdominal and 6.3% of vaginal hysterectomies. There were no laparoscopic hysterectomies or mortality in this series.
    Comment in: Soh EB, Ng KB. A survey of hysterectomy patterns in Malaysia. Med J Malaysia. 1999 Mar;54(1):152-4; Teoh TG. Hysterectomies in Malaysia: why are we left behind? Med J Malaysia. 1999 Mar;54(1):151-2
    Matched MeSH terms: Prospective Studies
  17. Manonmani V, Tan CT
    Singapore Med J, 1999 Jan;40(1):32-5.
    PMID: 10361483
    To determine the characteristics of newly diagnosed epilepsy in the multiracial population of Malaysia.
    Matched MeSH terms: Prospective Studies
  18. Lim LC, Tan HH, Lee LH, Tien SL, Abdul Ghafar A
    Ann Acad Med Singap, 1999 Mar;28(2):252-5.
    PMID: 10497677
    Resistance to activated protein C (APC-R) is the commonest inherited cause of thrombosis among Caucasians. Few studies have been carried out on its prevalence in Asians. We conducted a prospective study on 60 patients with thromboembolism to determine its prevalence in our local population. The Factor V Leiden (VaQ506) mutation associated with this condition was detected by amplification of the Factor V gene by polymerase chain reaction (PCR) and digestion of the fragment with Mnl I. Three patients were found to be heterozygous for this mutation. None of the 3 patients had other concomitant hypercoagulable states. In addition, we studied the prevalence of this condition in Malays which was found to be 0.5%. Our study suggests that the incidence of APC-R is much lower here compared to the West.
    Matched MeSH terms: Prospective Studies
  19. Chua KB
    Med J Malaysia, 1999 Mar;54(1):58-64.
    PMID: 10972006
    A 10-year follow-up of children having exanthem subitum (ES) seen in an outpatient paediatric clinic, Kuala Lumpur, Malaysia shows that uvulo-palatoglossal junctional (UPJ) ulcer is a reliable early clinical sign of ES. During this period, 1,977 children (1,086 males, 891 females) had adequate follow-up from the age of 3 months to 24 months old. 897 children (478 males, 419 females) were noted to have UPJ ulcers. Of these 897 children, 855 (459 males, 396 females) presented with the classical clinical features of ES of maculopapular rash following 3 to 4 days of fever. The positive predictive value and the negative predictive value of UPJ ulcers in the clinical diagnosis of ES are 95.3% and 100% respectively. Among the 855 children with clinical features of ES, a provisional diagnosis of ES could be made in 781 children during the pre-eruptive phase by the presence of the UPJ ulcers. The other 74 children already had the rash at the time of consultation at the clinic. The peak age of occurrence of ES was 6 months old with 98.2% of the total cases of ES seen between the age of 4 and 12 months. There was no significant gender difference in the incidence of ES nor any seasonal variation. Mild to moderate diarrhoea was the other commonly associated clinical feature which usually presented from the third febrile day onwards.
    Study site: Paediatric clinic, Assunta Hospital, Petaling Jaya, Selangor, Malaysia
    Matched MeSH terms: Prospective Studies
  20. Wong AK, Sushila S, Thomas H, Tong JMG
    Med J Malaysia, 1999 Mar;54(1):102-9.
    PMID: 10972012
    A total of 155 consecutive anaesthetics in three public Malaysian hospitals were prospectively studied to assess preoxygenation practices by their anaesthesia providers. Preoxygenation was practised in 96.1% of patients. Specialist and non-specialist anaesthesiologist did not preoxygenate 8.8% and 2.3% of their patients, respectively. Overall incidence of arterial oxygen desaturation during induction was 15.5%. Arterial oxygen desaturation occurred more frequently with emergency surgery (30.2%) in comparison to elective surgery (9.8%). Arterial oxygen desaturation occurred more frequently with non-specialist (18.9%) than specialist anaesthesia providers (3.0%).
    Matched MeSH terms: Prospective Studies
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