Displaying publications 61 - 80 of 345 in total

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  1. LOMAZ J
    Med J Malaya, 1954 Dec;9(2):169-71.
    PMID: 14355280
    Matched MeSH terms: Anesthesia, Endotracheal*
  2. Irfan Mohamad, Yusri Musa, M.
    MyJurnal
    Tracheocutaneous fistula (TCF) is a known complication of tracheostomy. It can cause problems such as saliva leak, predispose to infection from external skin into respiratory tract and cosmetically not acceptable. Treatment of the underlying infection is paramount important. Persistence of tract after sufficient duration of observation period should be surgically treated. Cases reported in the literature are mainly regarding paediatric TCF and the procedures are usually done under general anesthesia. We describe a case of surgical treatment of an adult TCF which was done under local anaesthesia.
    Matched MeSH terms: Anesthesia, General; Anesthesia, Local
  3. Ahmad AA, Ikram MA
    Trauma Case Rep, 2017 Dec;12:40-44.
    PMID: 29644283 DOI: 10.1016/j.tcr.2017.10.016
    Isolated fractures of shaft of ulna are common. Plate fixation with anatomic reduction is thought to produce the best functional results in closed or open fractures. Surgery can be done under general and various types of regional anaesthesia. We report a case of fracture shaft of ulna treated by plating under a combination of WALANT (wide awake, local anaesthesia, no tourniquet) using tumescent anaesthesia and periosteal nerve block as a day care procedure.
    Matched MeSH terms: Anesthesia, Conduction; Anesthesia, Local
  4. Vohra SB, Kumar CM
    Eye (Lond), 2023 Feb;37(3):548-553.
    PMID: 35220400 DOI: 10.1038/s41433-022-01979-7
    AIMS: This international survey was conducted to study the impact of Covid-19 pandemic on the provision and practices of ophthalmic anaesthesia, evaluate the methods employed by parent ophthalmic units for safeguarding their anaesthesia providers and patients during lockdown, and to assess pandemic's effect on anaesthesia providers as individuals. The study was done with the hope that the results will help in protecting patients and safeguarding precious human resource by better management if this pandemic was to continue or there was to be another pandemic.

    METHODS: An anonymous questionnaire survey was distributed electronically between December 2020-January 2021 to the practicing ophthalmic anaesthesia providers in different parts of the world.

    RESULTS: The survey identified that apart from reducing elective operating services, the ophthalmic units were ill prepared for the pandemic and the overall management was lacklustre. There was a definite lack of effective peri-operative patient screening, and, streaming processes. Measures for personal protection of staff were not optimal especially during regional/local ophthalmic anaesthesia. Severity of the pandemic, sudden job plan changes, and redeployment to intensive care units/acute covid wards had an adverse psychological impact on the affected staff.

    CONCLUSION: Ophthalmic anaesthesia services worldwide have had poor attentiveness to the life-threatening menace and reality of Covid-19 pandemic. A review of the institutional practices to address correctible deficiencies is urgently required. Robust, mandatory, elective, timely preventative strategies need to be implemented to protect patients, and, the precious ophthalmic workforce from potential adverse physical and psychological injuries.

    Matched MeSH terms: Anesthesia*
  5. Nagendrababu V, Pulikkotil SJ, Veettil SK, Teerawattanapong N, Setzer FC
    J Endod, 2018 Jun;44(6):914-922.e2.
    PMID: 29709297 DOI: 10.1016/j.joen.2018.02.017
    INTRODUCTION: Successful anesthesia with an inferior alveolar nerve block (IANB) is imperative for treating patients with irreversible pulpitis in mandibular teeth. This systematic review assessed the efficacy of nonsteroidal anti-inflammatory drugs (NSAIDs) as oral premedications on the success of IANBs in irreversible pulpitis.

    METHODS: Three databases were searched to identify randomized clinical trials (RCTs) published up until September 2017. Retrieved RCTs were evaluated using the revised Cochrane Risk of Bias Tool. The primary efficacy outcome of interest was the success rate of IANB anesthesia. Meta-analytic estimates (risk ratio [RR] with 95% confidence intervals [CIs]) performed using a random effects model and publication bias determined using funnel plot analysis were assessed. Random errors were evaluated with trial sequential analyses, and the quality of evidence was appraised using a Grading of Recommendations, Assessment, Development and Evaluation approach.

    RESULTS: Thirteen RCTs (N = 1034) were included. Eight studies had low risk of bias. Statistical analysis of good-quality RCTs showed a significant beneficial effect of any NSAID in increasing the anesthetic success of IANBs compared with placebo (RR = 1.92; 95% CI, 1.55-2.38). Subgroup analyses showed a similar beneficial effect for ibuprofen, diclofenac, and ketorolac (RR = 1.83 [95% CI, 1.43-2.35], RR = 2.56 [95% CI, 1.46-4.50], and RR = 2.07 [95% CI, 1.47-2.90], respectively). Dose-dependent ibuprofen >400 mg/d (RR = 1.85; 95% CI, 1.39-2.45) was shown to be effective; however, ibuprofen ≤400 mg/d showed no association (RR = 1.78; 95% CI, 0.90-3.55). TSA confirmed conclusive evidence for a beneficial effect of NSAIDs for IANB premedication. The Grading of Recommendations, Assessment, Development and Evaluation approach did not reveal any concerns regarding the quality of the results.

    CONCLUSIONS: Oral premedication with NSAIDs and ibuprofen (>400 mg/d) increased the anesthetic success of IANBs in patients with irreversible pulpitis.

    Matched MeSH terms: Anesthesia, Dental/methods*
  6. Chua AW, Chua MJ, Harrisberg BP, Kumar CM
    Anaesth Intensive Care, 2024 Mar;52(2):82-90.
    PMID: 38041616 DOI: 10.1177/0310057X231215826
    Two recent cases of central retinal artery occlusion under otherwise uncomplicated sub-Tenon's block that resulted in significant visual loss after cataract surgery prompted us to undertake a literature review of such cases. We identified 97 cases of retinal artery occlusion after ophthalmic surgery under regional anaesthesia that had no immediate signs of block-related complications. These occurred after various intraocular (87%) and extraocular (13%) operations, across a wide range of ages (19-89 years) on patients with (59%) or without (39%) known risk factors. The anaesthetic techniques included 40 retrobulbar blocks, 36 peribulbar blocks, 19 sub-Tenon's blocks, one topical anaesthetic and one unspecified local anaesthetic. Different strengths of lidocaine, bupivacaine, mepivacaine and ropivacaine, either alone or in various combinations, were used. The details of the anaesthetic techniques were often incomplete in the reports, which made comparison and analysis difficult. Only nine cases had their cause (optic nerve sheath injury) identified, while the mechanism of injury was unclear in the remaining patients. Various mechanisms were postulated; however, the cause was likely to be multifactorial due to patient, surgical and anaesthetic risk factors, especially in those with compromised retinal circulation. As there were no definite risk factors identified, no specific recommendations could be made to avoid this devastating outcome. We have provided rationales for some general considerations, which may reduce this risk, and propose anaesthetic options for ophthalmic surgery on the fellow eye if required, based both on our literature review and our personal experience.
    Matched MeSH terms: Anesthesia, Local/adverse effects
  7. Sari D, Widyastuti Y, Hendy HH, Dharma IA, Pancarani A, Krislee A
    Med J Malaysia, 2024 Mar;79(2):151-156.
    PMID: 38553919
    INTRODUCTION: Emergence delirium (ED) is a transient irritative and dissociative state that arises after the cessation of anaesthesia in patients who do not respond to calming measures. There are many risk factors for ED, but the exact cause and underlying mechanism have not been determined because the definition of ED is still unclear in consensus. This study aims to determine ED incidence, identify ED risk factors and external validation of Watcha, Cravero and expert assessment to Pediatric Anesthesia Emergence Delirium (PAED) scoring system in ED prediction.

    MATERIALS AND METHODS: This study is a prospective cohort study on 79 paediatrics who underwent elective surgery with general anaesthesia. Parameter measures include the incidence of ED, ED risk factors, and the relationship between PAED, Watcha, Cravero score and expert assessment. The ED risk factor was analysed using univariate and multivariate analysis. The relationship between PAED, Watcha, Cravero score, and expert assessment was determined using Receiver Operating Characteristic (ROC) curve analysis.

    RESULTS: The incidence of ED was 22.8%. All parameters examined in this study showed p < 0.05. Watcha's scoring correlates with the PAED scoring and shows the highest discrimination ability with AUC 0.741 and p < 0.05.

    CONCLUSION: The incidence of ED in paediatrics is relatively high. Compared to others, Watcha score are more reliable for ED prediction. However, some demographic and perioperative factors are not the risk factor of ED.

    Matched MeSH terms: Anesthesia, General/adverse effects
  8. Suresh V, Magoon R
    J Anesth, 2024 Aug;38(4):565-566.
    PMID: 37889341 DOI: 10.1007/s00540-023-03274-5
    Matched MeSH terms: Anesthesia/methods
  9. Muzlifah KB, Choy YC
    Med J Malaysia, 2009 Jun;64(2):114-7.
    PMID: 20058569 MyJurnal
    This prospective, randomized, study was designed to compare the effect of two different preloading volumes of Ringer's lactate for prevention of maternal hypotension induced by spinal anaesthesia for Caesarean section. Eighty ASA I or II obstetric patients were randomized to two groups. Group 1 (n = 40) received 20 ml/kg of Ringer's lactate and Group 2 (n = 40) 10 ml/kg of Ringer's lactate over 20 minutes before spinal anaesthesia. The lowest mean arterial pressure (MAP) for both groups were recorded at 15 minutes after giving spinal anaesthesia, This difference in the drop of MAP from base-line at 15 minutes (mean decrease of 12.5 mmHg from baseline), between preloading with 10 ml/kg and 20 ml/kg of Ringer's was statistically significant. Twelve patients from Group 1 required bolus doses of ephedrine and 15% of these needed additional crystalloid whereas two patients from Group 2 needed ephedrine boluses and 22% of these required additional crystalloid. The difference in frequency of requirement for treatment of hypotension was not statistically significant. There were five patients in Group 1 and six patients in Group 2 who experienced nausea and vomiting, the frequency of occurrence did not show any statistically significant difference between the two groups. In conclusion, for prevention of hypotension during spinal anaesthesia for Caesarean section, infusing 20 ml/kg or 10 ml/kg of Ringer's Lactate gave similar results and we do not recommend the use of a larger volume of crystalloid for preloading before spinal anaesthesia.
    Matched MeSH terms: Anesthesia, Obstetrical/adverse effects*; Anesthesia, Spinal/adverse effects*
  10. Ortolani O, Conti A, Chan YK, Sie MY, Ong GS
    Anaesth Intensive Care, 2004 Apr;32(2):250-5.
    PMID: 15957725
    Differences in sensitivity to anaesthetic drugs may exist among different ethnic groups. Allelic variants for drug metabolizing isoenzymes and pharmacokinetic differences may account for a variable response to some anaesthetic drugs. This study was designed to compare propofol consumption and recovery characteristics in four ethnic groups: Chinese, Malays, and Indians in Malaysia and Caucasians in Italy. Patients undergoing total intravenous anaesthesia with propofol and fentanyl were evaluated for propofol consumption and recovery time. The Bispectral Index (BIS) was used to maintain the same anaesthesia depth in all patients. The BIS value, the response to verbal stimuli and eye-opening time were used to assess recovery. After propofol discontinuation the BIS values returned to baseline in 11+/-4.2 min for Caucasians, in 12.5+/-5.1 min for Chinese, 15.9+/-6.3 min for Malays and 22.1+/-8.1 for Indians. Time to eye-opening was 11.63+/-4.2 min in Caucasians, 13.23+/-4.9 min in Chinese, 16.97+/-5.2 min in Malays and 22.3+/-6.6 min in Indians. The propofol consumption was significantly lower in Indians compared to the other three groups (P<0.01). The recovery of Indians was much slower compared to Chinese, Malays and Caucasians. The recovery time of Malays is significantly slower compared to Chinese and Caucasians. Differences in propofol consumption and recovery time were not significant between Chinese and Caucasians, but the ratio recovery time/propofol consumption was significantly lower in Caucasians compared to all the other groups.
    Matched MeSH terms: Anesthesia Recovery Period*; Anesthesia, Intravenous*
  11. Chan YK, Gopinathan R, Rajendram R
    Br J Anaesth, 2000 Sep;85(3):474-6.
    PMID: 11103195
    A healthy parturient under spinal anaesthesia for Caesarean section lost consciousness for an hour, 20 min after the intrathecal injection of 2 ml of 0.5% heavy bupivacaine. The patient was haemodynamically stable before losing consciousness. The differential diagnosis is discussed.
    Matched MeSH terms: Anesthesia, Obstetrical/adverse effects*; Anesthesia, Spinal/adverse effects*
  12. Wang CY, Ong GS, Delilkan AE
    Med J Malaysia, 1994 Sep;49(3):269-74.
    PMID: 7845278
    Thirty-one healthy women who underwent Caesarean section were studied in a double-blind trial to compare the effectiveness of epidural 0.5% bupivacaine plain, 0.5% bupivacaine plus 100 micrograms fentanyl and 0.5% bupivacaine plus 50 micrograms fentanyl in the prevention of intraoperative pain. There was no difference in the quality of analgesia between the three groups. The incidence of complications was significantly higher in the 0.5% bupivacaine plus 100 micrograms fentanyl group compared with the other two groups.
    Matched MeSH terms: Anesthesia, Epidural*; Anesthesia, Obstetrical*
  13. Miranda AF, Kyi W, Sivalingam N
    Med J Malaysia, 1992 Dec;47(4):280-6.
    PMID: 1303480
    Two identical groups of females underwent caesarean operations. One group was induced with propofol 2.04 (SD 0.023) mg per kilogram and the other group induced with methohexitone 1.05 (SD 0.15) mg per kilogram body weight. Maintenance of anaesthesia was identical in both groups. Post-intubation blood pressure in the methohexitone group was significantly raised whereas with propofol the changes were not significant. There were no significant differences in the Apgar scores, uterine contractility and umbilical venous or arterial blood gases. There was a significant difference in the analgesic requirement in the first hour of the post-operative period; in the propofol group, patients needed less analgesia compared to the methohexitone group. There was no maternal awareness in both groups.
    Matched MeSH terms: Anesthesia, General*; Anesthesia, Obstetrical*
  14. Thavarasah AS, Lobo RM
    Biol Res Pregnancy Perinatol, 1987;8(2 2D Half):76-83.
    PMID: 3427139
    Maternal and fetal blood gas values were studied in 90 selected mothers of comparable age, weight, duration of pregnancy and hematocrit values undergoing cesarean section under balanced general anesthesia in four differing clinical situations: elective with and without placental dysfunction, and emergency with and without fetal distress in apparently normal mothers. Pre-induction (Fi O2 0.21) and pre-delivery (Fi O2 0.60) maternal blood gas analysis, along with umbilical cord blood gas analysis were performed in all cases. Apgar scoring was carried out at one minute and three minutes and correlated with the blood gas values. Out of the 90 cases studied, 36 neonates (40%) showed good apgar scores of greater than seven at one minute and three minutes and correlated well with maternal blood gas values which were within normal ranges. Of the remaining 54 cases (60%) with similar mean maternal gas values the neonates showed an apgar score of less than seven in the first minute. The score improved in three minutes in 35 of them (66%), and umbilical cord blood gas values showed a low pH (umbilical vein 7.22 +/- 0.02 units, umbilical arterial 7.21 +/- 0.01 units) but satisfactory pO2 (umbilical vein 39.4 +/- 1.9 torr, umbilical arterial 2.5 +/- 1.3 torr).(ABSTRACT TRUNCATED AT 250 WORDS)
    Matched MeSH terms: Anesthesia, General*; Anesthesia, Obstetrical*
  15. Yaacob HB, M Nor G, Malek SN, Mahfuz MA
    Med J Malaysia, 1983 Mar;38(1):59-61.
    PMID: 6633339
    The efficacy of xylocaine topical anaesthetic and a placebo in reducing intraoral injection pain were tested in 72 patients. The topical agent was found to be very effective in reducing such pain and the authors recommend its use prior to intraoral injections for the benefit of the patient.
    Matched MeSH terms: Anesthesia, Dental*; Anesthesia, Local*
  16. Hayati F, Che Ani MF, Syed Abdul Rahim SS, Andee Dzulkarnaen Zakaria, D' Souza UJA
    ANZ J Surg, 2020 06;90(6):1217.
    PMID: 32592306 DOI: 10.1111/ans.15920
    Matched MeSH terms: Anesthesia, Local
  17. Lee ZX, Ng KT, Ang E, Wang CY, Binti Shariffuddin II
    Int J Surg, 2020 Oct;82:192-199.
    PMID: 32871271 DOI: 10.1016/j.ijsu.2020.08.034
    BACKGROUND: Studies have reported that general anesthesia (GA), especially volatile agents were associated with higher cancer recurrence rate after cancer resection surgery. However, the effect of supplementary regional anesthesia (RA) in reducing the use of anesthetic agents on oncological outcomes remains unclear. The primary aim of this meta-analysis was to examine the effect of adjunctive use of RA on the cancer recurrence rate in adults undergoing cancer resection surgery.

    METHODS: MEDLINE, EMBASE and CENTRAL were systematically searched for randomized control trials (RCTs) from its inception until April 2020.

    RESULTS: Six RCTs (n = 3139 patients) were included. In comparison to the GA alone, our meta-analysis demonstrated no significant difference in the cancer recurrence rate in patients who received the adjunctive use of RA in the routine care of GA (3 studies, n = 2380 patients; odds ratio 0.93, 95%CI 0.63-1.39, ρ = 0.73, certainty of evidence = very low). Our review also showed no significant difference in cancer-related mortality (2 studies, n = 545; odds ratio 1.20, 95%CI 0.83-1.74, ρ = 0.33, certainty of evidence = low), all-cause mortality (3 studies, n = 2653; odds ratio 0.98, 95%CI 0.69-1.39, ρ = 0.89, certainty of evidence = low) and duration of cancer-free survival (2 studies, n = 659; mean difference 0.00 years, 95%CI -0.25-0.25, ρ = 1.00, certainty of evidence = high).

    CONCLUSION: This meta-analysis concluded that the adjunctive use of RA in the routine care of GA did not reduce cancer recurrence rate in cancer resection surgery. However, this finding needs to be interpreted with caution due to low level of evidence, substantial heterogeneity and potential risk of bias across the included studies.

    STUDY REGISTRATION NUMBER: CRD42020171368.

    Matched MeSH terms: Anesthesia, Conduction*; Anesthesia, General/adverse effects*
  18. Delilkan AE
    Med J Malaya, 1970 Jun;24(4):273-7.
    PMID: 4248348
    Matched MeSH terms: Anesthesia, Dental*; Anesthesia, General*
  19. Hana, M., Chen, H.C., Radzi, R.
    Jurnal Veterinar Malaysia, 2017;29(1):28-29.
    MyJurnal
    An innovative assembly to maintain isoflurane anaesthesia in rats is described. This assembly was used successfully in laboratory rats for dental procedures that may last as long as sixty minutes. Repeated exposures to isoflurane anaesthesia, of up to eight times within a 30-day study period in healthy laboratory rats did not result in any observable adverse-effects.
    Matched MeSH terms: Anesthesia, Dental
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