Displaying publications 1 - 20 of 35 in total

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  1. Chang P
    Med J Malaya, 1970 Jun;24(4):287-9.
    PMID: 4248349
    Matched MeSH terms: Epinephrine/administration & dosage*; Epinephrine/pharmacology; Epinephrine/standards; Epinephrine/therapeutic use
  2. Bousquet J, Agache I, Blain H, Jutel M, Ventura MT, Worm M, et al.
    Allergy, 2021 10;76(10):2952-2964.
    PMID: 33811358 DOI: 10.1111/all.14838
    Older adults, especially men and/or those with diabetes, hypertension, and/or obesity, are prone to severe COVID-19. In some countries, older adults, particularly those residing in nursing homes, have been prioritized to receive COVID-19 vaccines due to high risk of death. In very rare instances, the COVID-19 vaccines can induce anaphylaxis, and the management of anaphylaxis in older people should be considered carefully. An ARIA-EAACI-EuGMS (Allergic Rhinitis and its Impact on Asthma, European Academy of Allergy and Clinical Immunology, and European Geriatric Medicine Society) Working Group has proposed some recommendations for older adults receiving the COVID-19 vaccines. Anaphylaxis to COVID-19 vaccines is extremely rare (from 1 per 100,000 to 5 per million injections). Symptoms are similar in younger and older adults but they tend to be more severe in the older patients. Adrenaline is the mainstay treatment and should be readily available. A flowchart is proposed to manage anaphylaxis in the older patients.
    Matched MeSH terms: Epinephrine
  3. Ramu AG, Umar A, Ibrahim AA, Algadi H, Ibrahim YSA, Wang Y, et al.
    Environ Res, 2021 09;200:111366.
    PMID: 34029547 DOI: 10.1016/j.envres.2021.111366
    In the present research work, 2D-Porous NiO decorated graphene nanocomposite was synthesized by hydrothermal method to monitored the concentration of epinephrine (EPI). The morphology (SEM and TEM) results confirmed 2D-Porous NiO nanoparticles firmly attached over graphene nanosheets. FTIR and XPS analysis confirmed the formation of nickel oxide formation and complete reduction of GO to rGO. The electrochemical activity of the proposed NiO-rGO/GCE modified electrode on epinephrine was analyzed by simple cyclic voltammetry technique. The proposed low cost NiO-rGO/GCE modified electrode showed excellent catalytic activity over GCE and rGO/GCE electrodes. Due to its high conductivity and charge transfer ability of the NiO-rGO/GCE modified electrode exhibited high sensitivity of EPI at optimized conditions. The anodic peak current of the EPI linearly increases with increasing the concertation of EPI. A wide linear range (50 μM-1000 μM) was achieved with high correlation coefficient (R2 = 0.9986) and the limit of detection (LOD) of NiO-rGO/GCE modified electrode was calculated to be 10 μM. NiO-rGO/GCE electrode showed good stability and repeatability towards the EPI oxidation. Mainly, the proposed NiO-rGO/GCE modified electrode showed good sensitivity of EPI in the human biological fluid with high recovery percentage. The low cost, NiO-rGO/GCE electrode could be the promising sensor electrode for the detection of Epinephrine in the real samples.
    Matched MeSH terms: Epinephrine
  4. TASKER PW, MOLLIN DL, BERRIMAN H
    Br J Haematol, 1958 Apr;4(2):167-76.
    PMID: 13536254
    Matched MeSH terms: Epinephrine/pharmacology*
  5. Sukor N, Saidin R, Kamaruddin NA
    South. Med. J., 2007 Jan;100(1):73-4.
    PMID: 17269532
    Pheochromocytomas are rare neuroendocrine tumors that produce, metabolize, and usually secrete catecholamines. Although hypertension is a common presenting feature of pheochromocytoma, the tumors occur (or are present) in only 0.1% of patients with hypertension. The variability of symptoms and rarity of occurrence render these tumors difficult to diagnose; many are discovered incidentally during radiological examination or at autopsy. A patient is presented with a pheochromocytoma that was discovered incidentally when she presented with abdominal pain and a normal blood pressure.
    Matched MeSH terms: Epinephrine/blood; Epinephrine/secretion*; Epinephrine/urine
  6. Tasker PWG, Mollin DL, Berriman H
    Br J Haematol, 1958;4:167-176.
    DOI: 10.1111/j.1365-2141.1958.tb03847.x
    Matched MeSH terms: Epinephrine
  7. Swami CG, Ramanathan J, Charan Jeganath C
    Malays J Med Sci, 2007 Jul;14(2):28-35.
    PMID: 23515367 MyJurnal
    The noise stress, after it passes through the hearing apparatus, not only affects the auditory apparatus but also other body functions. The alterations in the levels of cortical hormone, adrenocorticosterone, nor-epinephrine hormone (which are primarily considered as stress hormones) on follicular stimulating hormone, testosterone, and lutinizing hormone were reported in relation with stress. Male albino rats weighing 200 to 250 grams were exposed to 100 dB of noise for one hour and three hours in acute group and daily one hour exposure for 60 day, and 90 day in chronic group. The serum testosterone levels were measured in these animals. There was significant reduction in serum testosterone levels and this was similar with earlier reports. The tissues were collected for light and confocal microscopic study. 100dB of traffic noise exposure of varying duration had definite permanent effect on testicular histology and morphology and on the male sex hormone. The adaptation mechanism was noticed at the hormonal level only but the structural changes noticed were definite and permanent. The agglutinated dead sperms revealed the possibility of infertily when chronically exposed to noise stress.
    Matched MeSH terms: Epinephrine
  8. Steve Utap M, Bin Mohd Jamal MS
    Rural Remote Health, 2019 08;19(3):5163.
    PMID: 31421666 DOI: 10.22605/RRH5163
    Nycticebus spp, commonly known as the slow lorus, is a small nocturnal primate found mainly in Asia. The adult slow loris weighs between 265 g and 1150 g depending on the type of species. It has a characteristic round head with large, forward-facing eyes. Slow lorises are known for their poisonous bite and are the only venomous primates. To date, there have been two published cases of slow loris bite in humans. This case report illustrates a case of anaphylactic shock following a bite of a wild Kayan slow loris (Nycticebus kayan) to a young man at Mulu District, in a remote area of Sarawak, Malaysian Borneo. The patient developed dyspnoea, a feeling of suffocation, swollen lips and cramp-like sensations over both hands. He subsequently developed syncope and hypotension. The patient was clinically stable following intramuscular injection of adrenaline 0.5 mg stat dose.
    Matched MeSH terms: Epinephrine/administration & dosage*; Epinephrine/therapeutic use*
  9. Ng KT, Teoh WY
    Prehosp Disaster Med, 2019 Oct;34(5):532-539.
    PMID: 31455452 DOI: 10.1017/S1049023X19004758
    INTRODUCTION: Epinephrine has been recommended for out-of-hospital cardiac arrest (OHCA) resuscitation for nearly one century, but its efficacy and safety remain unclear in the literature. The primary aim of this review was to determine whether epinephrine increases the return of spontaneous circulation in OHCA patients.

    METHODS: A systematic review and meta-analysis were conducted using the following databases: MEDLINE, EMBASE, and CENTRAL, from their inception until October 2018. All the randomized controlled trials (RCTs) were included. Observational studies, case reports, case series, and non-systematic reviews were excluded.

    RESULTS: Two trials including 8,548 patients were eligible for inclusion in the data synthesis. In patients who received epinephrine during OHCA, the incidence of return of spontaneous circulation was increased, with an odds ratio (95%CI) of 4.25 (3.79-4.75), P

    Matched MeSH terms: Epinephrine/administration & dosage; Epinephrine/therapeutic use*
  10. Harjit K, Kandasami P, Hanafiah H
    Med J Malaysia, 2002 Jun;57(2):154-60.
    PMID: 24326645
    Bleeding is a serious complication of peptic ulcer and mortality rate has remained at approximately 10% or more. Traditionally surgeons selected patients who were at significant risk of continued or re-bleeding and advocated early surgery. However, patients with bleeding peptic ulcers are generally elderly with coexisting medical illness and surgery results in significant morbidity and mortality. In the last decade, endoscopic haemostatic therapy has been effective in arresting the bleeding with surgical option considered only after endoscopic treatment has failed. We report the outcome of 196 patients who were endoscopically diagnosed to have bleeding from peptic ulcers. One hundred and thirty patients were to have active bleeding or recent bleed from the ulcer. Endoscopic adrenaline injection therapy was used in 53 patients who had active bleeding ulcers and another 77 patients with endoscopic evidence of recent bleed. The injection therapy was successfully in 127 (97.7%) patients. The treatment failed in three patients and they underwent urgent surgery. Re-bleeding occurred in 26 (20.5%) patients and endoscopic adrenaline therapy was repeated in these cases. Haemostatic was achieved in 19 patients, however 7 patients continued to bleed and required surgery. There were 3 deaths, principally from advanced age and coexisting medical illness. Endoscopic therapy for bleeding peptic ulcers is simply to apply, safe and effective. In cases of re-bleeding after initial endoscopic hemostasis, re-treatment is a preferable alternative to surgery. The role of surgery is limited to bleeding that is refractory or inaccessible to endoscopic control.
    Matched MeSH terms: Epinephrine
  11. Payus AO, Ibrahim A, Mustafa N
    Open Access Maced J Med Sci, 2018 Nov 25;6(11):2136-2138.
    PMID: 30559876 DOI: 10.3889/oamjms.2018.317
    BACKGROUND: Anaphylaxis often misdiagnosed and treated as acute asthma, especially when it has a predominant respiratory symptom, and there are no obvious precipitants or previous allergic history. This morbid outcome is preventable if the level of suspicion for anaphylaxis is high among healthcare provider when treating a patient who is not responding to the standard management of acute asthma. A proportion of anaphylactic patient shows a biphasic reaction which potentially fatal when it is under-anticipated and prematurely discharge without adequate observation period after the recovery of the initial episode.

    CASE REPORT: Here, we present a case of a young man who has childhood asthma with the last attack more than 10 years ago presented with symptoms suggestive of acute exacerbation of bronchial asthma. As the symptoms failed to improve after standard asthma management, anaphylaxis was suspected, and he was given intramuscular adrenaline 0.5 mg which leads to symptom improvement. However, he developed another attack shortly after improvement while under observation.

    CONCLUSION: The objective of this case report is to emphasise the importance of keeping anaphylaxis in mind whenever a patient has treatment-refractory asthma, and also the anticipation of biphasic reaction that warrants adequate observation period especially those who are likely to have developed it.

    Matched MeSH terms: Epinephrine
  12. Mustafa WNA, Mohandas K
    Med J Malaysia, 1982 Jun;37(2):108-9.
    PMID: 7132830
    A local anaesthetic agent with adrenalin meant for infiltration block was inadvertently given into spinal canal without any serious sequelae. The consequences of adrenalin in the subarachnoid space are discussed. Measures to prevent such accidents are suggested.
    Matched MeSH terms: Epinephrine/adverse effects*
  13. Thambyrajah V, Karunairatnam MC
    Med J Malaya, 1972 Sep;27(1):33-9.
    PMID: 4345646
    Matched MeSH terms: Epinephrine/metabolism
  14. Ahmad AA, Yi LM, Ahmad AR
    J Hand Surg Am, 2018 Nov;43(11):1045.e1-1045.e5.
    PMID: 29866390 DOI: 10.1016/j.jhsa.2018.03.033
    Fractures of the distal radius are one of the most common types of injuries encountered in hand surgery. Plate osteosynthesis is recommended for unstable fractures. Because distal radius fracture fixation is usually performed under general or regional anesthesia with the use of a tourniquet, this exposes patients, especially elderly people with extensive comorbidities, to adverse effects commonly associated with these forms of anesthesia. As such, many of these patients are unable to undergo surgery in a timely manner until they are deemed medically fit for surgery or anesthesia, and some may still be treated nonsurgically. Injecting local anesthetic of lidocaine and epinephrine into the surgical field and without using a tourniquet is known to be advantageous for various surgical procedures of the hand. However, this approach, also known as wide-awake local anesthesia no tourniquet (WALANT), has not been used in the fixation of fractures beyond the wrist. Using the WALANT approach as an alternative anesthetic for plating of distal radius fractures may enable patients who are normally denied surgery owing to their age or medical comorbidities to undergo plate fixation for the fractures. This article outlines the WALANT approach used for a single case of fixation of distal end radius fracture with a detailed description of the technique of administering local anesthesia.
    Matched MeSH terms: Epinephrine/administration & dosage
  15. Ajay M, Mustafa MR
    Vascul. Pharmacol., 2006 Aug;45(2):127-33.
    PMID: 16807125 DOI: 10.1016/j.vph.2006.05.001
    Impaired vascular reactivity is a hallmark of several cardiovascular diseases that include hypertension and diabetes. This study compared the changes in vascular reactivity in age-matched experimental hypertension and diabetes, and, subsequently, tested whether these changes could be affected directly by ascorbic acid (10 microM). Endothelium-derived nitric oxide (NO) modulation of ascorbic acid effects was also investigated. All the experiments were performed in the presence of a cyclooxygenase inhibitor, indomethacin (10 microM). Results showed that the endothelium-dependent and -independent relaxations induced by acetylcholine (ACh) and sodium nitroprusside (SNP), respectively, were blunted to a similar extent in isolated aortic rings from age-matched spontaneously hypertensive (SHR) (R(max): ACh = 72.83+/-1.86%, SNP = 96.6+/-1.90%) and diabetic (Rmax: ACh = 64.09+/-5.14%, SNP = 95.84+/-1.41%) rats compared with aortic rings of normal rats (Rmax: ACh = 89%, SNP = 104.0+/-1.0%). The alpha1-receptor-mediated contractions induced by phenylephrine (PE) were augmented in diabetic (Cmax = 148.8+/-9.0%) rat aortic rings compared to both normal (Cmax = 127+/-6.9%) and SHR (Cmax = 118+/-4.5%) aortic rings. Ascorbic acid pretreatment was without any significant effects on the vascular responses to ACh, SNP and PE in aortic rings from normal rats. Ascorbic acid significantly improved ACh-induced relaxations in SHR (Rmax = 89.09+/-2.82%) aortic rings to a level similar to that observed in normal aortic rings, but this enhancement in ACh-induced relaxations was only partial in diabetic aortic rings. Ascorbic acid lacked any effects on SNP-induced relaxations in both SHR and diabetic aortic rings. Ascorbic acid markedly attenuated contractions induced by PE in aortic rings from both SHR (Cmax = 92.9+/-6.68%) and diabetic (Cmax = 116.9+/-9.4%) rats. Additionally, following inhibition of nitric oxide synthesis with l-NAME, ascorbic acid attenuated PE-induced contractions in all aortic ring types studied. These results suggest that (1) vascular hyper-responsiveness to alpha(1)-receptor agonists in diabetic arteries is independent of endothelial nitric oxide dysfunction; (2) ascorbic acid directly modulates contractile responses of hypertensive and diabetic rat aortas, likely through mechanisms in part independent of preservation of endothelium-derived nitric oxide.
    Matched MeSH terms: Epinephrine/analogs & derivatives; Epinephrine/pharmacology
  16. Sabran, M.N., Talha, A.J.M., Omar, M., Ibrahim, M.Y., Shahril, Y.
    Malays Orthop J, 2008;2(2):21-26.
    MyJurnal
    This is a prospective randomized clinical trial to compare use of a combination of periarticular drug injection with patientcontrolled analgesia (PCA) to PCA alone in post-total knee arthroplasty (TKA). Thirty patients who were admitted for unilateral total knee arthroplasty were selected randomly into an Injection group or a Standard group. The periarticular injection contained Ropivacaine, Ketorolac and Adrenaline, given intra-operatively. The mean amount of opioid used was 22.87 mmol/L in the Injection group as compared to 39.78 mmol/L in the Standard group (p = 0.026). The Injection group had lower pain score at rest and during exercise (p=0.021, p=0.041, respectively), as well as better return to function (p=0.026) and shorter hospital stay (6.1 days, Injection; 7.5 days, Standard, p=0.027). Overall, the group receiving periarticular drugs injection had less pain, less narcotic usage, earlier return to function, similar experience of adverse effects and shorter hospital stays.
    Matched MeSH terms: Epinephrine
  17. Kua KP, Lee SWH
    Front Pharmacol, 2017;8:396.
    PMID: 28690542 DOI: 10.3389/fphar.2017.00396
    Objective: To evaluate the effectiveness of combined epinephrine and corticosteroid therapy for acute bronchiolitis in infants. Methods: Four electronic databases (MEDLINE, EMBASE, CINAHL, and CENTRAL) were searched from their inception to February 28, 2017 for studies involving infants aged less than 24 months with bronchiolitis which assessed the use of epinephrine and corticosteroid combination therapy. The methodological quality of the included studies was assessed using the Cochrane Collaboration's Risk of Bias Tool. A random-effects meta-analysis was used to pool the effect estimates. The primary outcomes were hospital admission rate and length of hospital stay. Results: Of 1,489 citations identified, 5 randomized controlled trials involving 1,157 patients were included. All studies were of high quality and low risk of bias. Results of the meta-analysis showed no significant differences in the primary outcomes. Hospitalization rate was reduced by combinatorial therapy of epinephrine and corticosteroid in only one out of five studies, whereas pooled data indicated no benefit over epinephrine plus placebo. Clinical severity scores were significantly improved in all five RCTs when assessed individually, but no benefit was observed compared to epinephrine monotherapy when the data were pooled together. Pooled data showed that combination therapy was more effective at improving oxygen saturation level (mean difference: -0.70; 95% confidence interval: -1.17 to -0.22, p = 0.004). There was no difference in the risk of serious adverse events in infants treated with the combined epinephrine and corticosteroid therapy. Conclusions: Combination treatment of epinephrine and dexamethasone was ineffective in reducing hospital admission and length of stay among infants with bronchiolitis.
    Matched MeSH terms: Epinephrine
  18. Ismail SN, Awad EA, Zulkifli I, Goh YM, Sazili AQ
    Asian-Australas J Anim Sci, 2019 Jun;32(6):865-873.
    PMID: 30381751 DOI: 10.5713/ajas.18.0354
    OBJECTIVE: The study was designed to investigate the effects of restraint method, restraint duration, and body weight on stress-linked hormones (corticosterone, adrenaline, and noradrenaline), blood biochemical (namely glucose and lactate), and the meat quality in broiler chickens.

    METHODS: A total of 120 male broiler chickens (Cobb 500) were assigned to a 2×3×2 factorial arrangement in a completely randomized design using two restraint methods (shackle and cone), three durations of restraint (10, 30, and 60 s), and two categories of live body weight (1.8±0.1 kg as lightweight and 2.8±0.1 kg as heavyweight).

    RESULTS: Irrespective of the duration of restraint and body weight, the coned chickens were found to have lower plasma corticosterone (p<0.01), lactate (p<0.001), lower meat drip loss (p<0.01), cooking loss (p<0.05), and higher blood loss (p<0.05) compared with their shackled counterparts. The duration of restraint had significant effects on the meat initial pH (p<0.05), ultimate pH (p<0.05), and yellowness (p<0.01). The lightweight broilers exhibited higher (p< 0.001) blood loss and lower (p<0.05) cooking loss compared to the heavyweight broilers, regardless of the restraint method used and the duration of restraint. However, the interaction between the restraint method, duration of restraint, and body weight contributed to differences in pre-slaughter stress and meat quality. Therefore, the interaction between the restraint method and the duration of restraint affected the meat shear force, lightness (L*) and redness (a*).

    CONCLUSION: The duration of restraint and body weight undoubtedly affect stress responses and meat quality of broiler chickens. Regardless of the duration of restraint and body weight, the cone restraint resulted in notably lower stress, lower meat water loss, and higher blood loss compared to shackling. Overall, the findings of this study showed that restraint method, duration of restraint, and body weight may affect the stress response and meat quality parameters in broilers and should be considered independently or interactively in future studies.

    Matched MeSH terms: Epinephrine; Norepinephrine
  19. Mohd Rashid MZ, Sapuan J, Abdullah S
    J Orthop Surg (Hong Kong), 2019 3 12;27(1):2309499019833002.
    PMID: 30852960 DOI: 10.1177/2309499019833002
    BACKGROUND:: Trigger finger release utilizing wide-awake local anesthesia no tourniquet (WALANT) usage in extremity surgery is not widely used in our setting due to the possibility of necrosis. Usage of a tourniquet is generally acceptable for providing surgical field hemostasis. We evaluate hemostasis score, surgical field visibility, onset and duration of anesthesia, pain score, and the duration of surgery and potential side effects of WALANT.

    METHODS:: Eighty-six patients scheduled for trigger finger release between July 2016 and December 2017 were randomized into a control group (1% lignocaine and 8.4% sodium bicarbonate with arm tourniquet; given 10 min prior to procedure) and an intervention group (1% lignocaine, 1:100,000 of adrenaline and 8.4% sodium bicarbonate; given 30 min prior to procedure), with a total of 4 ml of solution injected around the A1 pulley. The onset of anesthesia and pain score upon injection of the first 1 ml were recorded. After the procedure, the surgeon rated for the hemostasis score (1-10: 1 as no bleeding and 10 being profuse bleeding). Duration of surgery and return of sensation were recorded.

    RESULTS:: Hemostasis score was grouped into visibility score as 1-3: good, 4-6: moderate, and 7-10: poor. The intervention group (with adrenaline) had a 74% of good surgical field visibility compared to 44% from the controlled group (without adrenaline; p < 0.05). Duration of anesthesia was longer in the intervention group (with adrenaline), with a 2.77-h difference.

    CONCLUSION:: WALANT provides excellent surgical field visibility and is safe and on par with conventional methods but without the usage of a tourniquet and its associated discomfort.

    Matched MeSH terms: Epinephrine
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