Displaying publications 41 - 51 of 51 in total

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  1. Chuah YY, Lee YY, Chen WC, Kao SS
    Acta Gastroenterol Belg, 2018 10 24;81(3):447-448.
    PMID: 30350541
    Matched MeSH terms: Hemostasis, Surgical/adverse effects*; Hemostasis, Surgical/instrumentation
  2. Chuah YY, Hsu PI, Tsai WL, Yu HC, Tsay FW, Chen WC, et al.
    PeerJ, 2019;7:e7913.
    PMID: 31720102 DOI: 10.7717/peerj.7913
    Background: Vasoactive drugs are frequently used in combination with endoscopic variceal ligation (EVL) in treatment of acute esophageal variceal bleeding (EVB). The aim of study was to assess physicians' preference of vasoactive agents in acute EVB, their reasons of preference and efficacy and safety of these short course regimens.

    Methods: Cirrhotic patients with suspected EVB were screened (n = 352). Eligible patients were assigned based on the physician's preference to either somatostatin (group S) or terlipressin (group T) followed by EVL. In group S, intravenous bolus (250 µg) of somatostatin followed by 250 µg/hour was continued for three days. In group T, 2 mg bolus injection of terlipressin was followed by 1 mg infusion every 6 h for three days.

    Results: A total of 150 patients were enrolled; 41 in group S and 109 in group T. Reasons for physician preference was convenience in administration (77.1%) for group T and good safety profile (73.2%) for group S. Very early rebleeding within 49-120 h occurred in one patient in groups S and T (p = 0.469). Four patients in group S and 14 patients in group T have variceal rebleeding episodes within 6-42 d (p = 0.781). Overall treatment-related adverse effects were compatible in groups S and T (p = 0.878), but the total cost of terlipressin and somatostatin differed i.e., USD 621.32 and USD 496.43 respectively.

    Conclusions: Terlipressin is the preferred vasoactive agent by physicians in our institution for acute EVB. Convenience in administration and safety profile are main considerations of physicians. Safety and hemostatic effects did not differ significantly between short-course somatostatin or terlipressin, although terlipressin is more expensive.

    Matched MeSH terms: Hemostasis
  3. Chai FY, Kuan YC
    Ann Thorac Med, 2011 Jul;6(3):149-51.
    PMID: 21760848 DOI: 10.4103/1817-1737.82451
    The administration of intrapleural streptokinase (IPSK) is widely practiced in the management of loculated empyema thoracis. To our knowledge, there have been only 4 cases of hemorrhagic complications attributed to the administration of IPSK reported in the literature. In this article, we report a case of a 17-year-old girl who received IPSK and developed shock, anemia, coagulopathy and massive hemothorax. Our discussion focuses on the hemorrhagic complication of chest tube insertion and the role of IPSK in blood clot lysis and inhibition of local hemostasis.
    Matched MeSH terms: Hemostasis
  4. Carcao M, Zak M, Abdul Karim F, Hanabusa H, Kearney S, Lu MY, et al.
    J Thromb Haemost, 2016 Aug;14(8):1521-9.
    PMID: 27174727 DOI: 10.1111/jth.13360
    Essentials Nonacog beta pegol is a recombinant glycoPEGylated factor IX with an extended half-life. This phase 3 trial investigated its safety/efficacy in previously treated hemophilia B boys ≤ 12 years. A 40 IU kg(-1) dose provided effective once-weekly prophylaxis and hemostasis when used to treat bleeds. Nonacog beta pegol was well tolerated in previously treated boys ≤ 12 years with hemophilia B.

    SUMMARY: Background Nonacog beta pegol is a recombinant glycoPEGylated factor IX with an extended half-life, developed to improve care for patients with hemophilia B. Objectives To investigate the safety, efficacy and pharmacokinetics of nonacog beta pegol for the prophylaxis and treatment of bleeds in previously treated children with hemophilia B. Patients/Methods This phase 3 trial, paradigm(™) 5, enrolled and treated 25 children (aged ≤ 12 years) with hemophilia B (FIX ≤ 2%). Patients were stratified by age (0-6 years and 7-12 years), and received once-weekly prophylaxis with 40 IU kg(-1) nonacog beta pegol for 50 exposure days. Results No patient developed inhibitors, and no safety concerns were identified. Forty-two bleeds in 15 patients were reported to have been treated; the overall success rate was 92.9%, and most bleeds (85.7%) resolved after one dose. The median annualized bleeding rates (ABRs; bleeds per patient per year) were 1.0 in the total population, 0.0 in the 0-6-year group, and 2.0 in the 7-12-year group; the estimated mean ABRs were 1.44 in the total population, 0.87 in the 0-6-year group, and 1.88 in the 7-12-year group. For 22 patients who had previously been receiving prophylaxis, the estimated mean ABR was 1.38 versus a historical ABR of 2.51. Estimated mean steady-state FIX trough levels were 0.153 IU mL(-1) (0-6 years) and 0.190 IU mL(-1) (7-12 years). Conclusion Nonacog beta pegol was well tolerated in previously treated children with hemophilia B; a 40 IU kg(-1) dose provided effective once-weekly prophylaxis and hemostasis when bleeds were treated.

    Matched MeSH terms: Hemostasis
  5. Brand Y, Narayanan V, Prepageran N, Waran V
    World Neurosurg, 2016 Jun;90:492-495.
    PMID: 26987637 DOI: 10.1016/j.wneu.2016.03.018
    OBJECTIVE: To share our experience with a new delivery system for the flowable hemostatic matrix, FloSeal, in endoscopic and microscopic skull base surgery.

    METHODS: We prospectively analyzed the use of FloSeal with a hemostatic delivery system in transnasal endoscopic and microscopic skull base procedures performed at the authors' institution from January 1, 2015, to June 30, 2015. In all cases the number of aliquots was noted for the entire operation, and the total number of FloSeal ampules of 5 mL was also recorded.

    RESULTS: Our device allowed controlled application of small amounts (0.5-1 mL) of FloSeal to the site of bleeding. This controlled application resulted not only in increased visibility during its application, but it also reduced the amount of FloSeal required during the procedure. We were able to use 5-10 applications per 5-mL ampule of FloSeal within an individual procedure. No procedure required more than one 5-mL ampule of FloSeal. Therefore, the use of our device results in a reduction of costs. Prior to the use of our device, we were often only able to use 1 vial of 5 ml of material for 1 or 2 applications, especially in transnasal endoscopic procedures when working along a deep corridor.

    CONCLUSIONS: Our results indicate that our delivery device of FlowSeal can effectively control hemostasis by applying small amounts of FlowSeal to the site of bleeding. This results in increased visibility during hemostasis and a reduction of cost.

    Matched MeSH terms: Hemostasis
  6. Aziz CB, Omar N, Abdullah WZ, Jalil RA, Nik WS, Zakaria R
    N Am J Med Sci, 2014 Aug;6(8):377-82.
    PMID: 25210670 DOI: 10.4103/1947-2714.139286
    Obese subjects are at risk of multiple comorbidities including stroke and coronary heart disease (CHD), which is partly due to disturbances in the hemostatic system.
    Matched MeSH terms: Hemostasis
  7. Ameen SA, Salina H, Zahedi FD, Primuharsa-Putra SH, Masir N
    Iran J Otorhinolaryngol, 2019 May;31(104):191-195.
    PMID: 31223601
    Introduction: Angiomyolipoma (AML), a benign mesenchymal tumor that commonly arises from the kidney, may be associated with tuberous sclerosis complex and perivascular epithelioid cell tumors (PEComas). Nasal angiomyolipoma is very rare and usually occurs in elderly individuals with epistaxis and nasal obstruction.

    Case Report: We report a rare case of nasal angiomyolipoma in a young male. To the best of our knowledge, this is the first documented case of angiomyolipoma originating from the posterior end of the inferior turbinate, clinically mimicking juvenile nasopharyngeal angiofibroma (JNA). The tumor was removed completely via coblator-assisted endoscopic sinus surgery. The patient was asymptomatic at a 2-year follow-up.

    Conclusion: Nasal AML located in the posterior nasal cavity in a male patient can mimic the presentation of JNA. A computed tomography scan of the paranasal sinuses played an important role in differentiating nasal AML from JNA. The coblator-assisted endoscopic technique is useful in controlling intraoperative hemostasis in the removal of a suspicious vascular tumor.

    Matched MeSH terms: Hemostasis
  8. Ahmed S, Gul S, Idris F, Hussain A, Zia-Ul-Haq M, Jaafar HZ, et al.
    Molecules, 2014;19(8):11385-94.
    PMID: 25090125 DOI: 10.3390/molecules190811385
    Human plasma inhibits arachidonic acid metabolism and platelet aggregation. This helps human form a haemostatic control system that prevents the progress of certain aggregatory or inflammatory reactions. Whether this property of plasma is unique to human or extends to other species is not well known. It is speculated that this protective ability of plasma remains evolutionarily conserved in different mammals. In order to confirm this, the effect of plasma from 12 different mammalian species was investigated for its inhibitory potential against arachidonic acid metabolism and platelet aggregation. Metabolism of arachidonic acid by cyclooxygenase and lipoxygenase pathways was studies using radio-immuno assay and thin layer chromatography while platelet aggregation in the plasma of various mammals was monitored following turbedmetric method in a dual channel aggregometer. Results indicate that inhibition of AA metabolism and platelet aggregation is a common feature of plasma obtained from different mammalian species, although there exists large interspecies variation. This shows that besides human, other mammals also possess general protective mechanisms against various aggregatory and inflammatory conditions and this anti-inflammatory property of the plasma is evolutionarily conserved in mammalian species. The most likely candidates responsible for these properties of plasma include haptoglobin, albumin and lipoproteins.
    Matched MeSH terms: Hemostasis
  9. Abid Nordin, Shiplu Roy Chowdhury, Ruszymah Idrus, Aminuddin Saim
    Sains Malaysiana, 2018;47:2463-2471.
    Skin wound healing is a complex physiological event, involving many cellular and molecular components. The event of
    wound healing is the coordinated overlap of a number of distinct phases, namely haemostasis, inflammatory, proliferative
    and remodelling. The molecular events surrounding wound healing, particularly the reepithelialisation, has been reported
    to be similar to the epithelial to mesenchymal transition (EMT). In this review, the mechanism between epithelialisation
    and EMT were compared. Both are characterised by the loss of epithelial integrity and increased motility. In terms of
    the signalling kinases, Smad and mitogen-activated protein kinase (MAPK) has been reported to be involved in both
    reepithelialisation and EMT. At the transcriptional level, SLUG transcription factor has been reported to be important for
    both reepithelialisation and EMT. Extracellular matrix proteins that have been associated with both events are collagen
    and laminin. Lastly, both events required the interplay between matrix metalloproteinases (MMPs) and its inhibitor. As a
    conclusion, both reepithelialisation and EMT shares similar signaling cascade and transcriptional regulation to exhibit
    decreased epithelial traits and increased motility in keratinocytes.
    Matched MeSH terms: Hemostasis
  10. Abdullah WZ, Moufak SK, Yusof Z, Mohamad MS, Kamarul IM
    Transl Res, 2010 Jun;155(6):315-9.
    PMID: 20478546 DOI: 10.1016/j.trsl.2010.02.001
    Various factors may contribute to a hypercoagulable state and acute vascular thrombosis. A prospective study was conducted involving 165 coronary heart disease (CHD) patients from the Cardiology Unit, Hospital Universiti Sains Malaysia. The purpose of this study was to investigate the relationship among factor VIII (FVIII), prothrombin time (PT), activated partial thromboplastin time (APTT), and activated protein C resistance (APC-R) state among CHD patients and to look for potential clinical applications from these laboratory findings. There were 110 cases diagnosed as acute coronary syndrome (ACS), whereas another 55 were stable coronary artery disease (SCAD) patients. PT, APTT, FVIII, and APC-R assays were performed on all subjects. There was a significant difference between the FVIII level and the APTT results (P value < 0.0001). A negative relationship was found between the FVIII level and the APTT from linear regression analysis (R(2) = 10%, P value < 0.0001). For each 1% increase in the FVIII level, the APTT was reduced by 0.013 s (95% confidence interval (CI) between -0.019 and -0.007). Interestingly, none of the SCAD patients had abnormally short APTT. Approximately 68.4% of cases with a positive APC-R assay were found to have a high FVIII level. In conclusion, the APTT test is a potential hemostatic marker for hypercoagulable state including in arterial thrombosis.
    Study site: Cardiology unit (outpatient and inpatient), Hospital Universisti Sains Malaysia (HUSM), Kelantan, Malaysia
    Matched MeSH terms: Hemostasis
  11. Abdullah R
    PMID: 3282374
    Nephrotic syndrome is often associated with a hypercoagulable state and thrombotic complications. Thrombosis may be due to a number of abnormalities in blood, including AT III deficiency, increased concentrations of fibrinogen, factors V and VIII, and platelet hyperaggregability. The therapeutic approach to thrombosis in nephrotic syndrome is the use of anticoagulants as a preventive measure or an attempt at thrombolysis with streptokinase, urokinase, or stanozolol.
    Matched MeSH terms: Hemostasis
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