Displaying publications 41 - 57 of 57 in total

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  1. Rathika Rajah, Alvin Oliver Payus, Norlaila Mustafa
    MyJurnal
    Antiphospholipid syndrome is a hypercoagulable autoimmune condition that predominantly affect the female and commonly manifest as arterio-venous thrombosis and recurrent miscarriage. Here, we present a unique case of a healthy young man who developed sudden onset of right leg swelling after exercise which was then found to be due to deep vein thrombosis via Doppler ultrasound. His blood investigations showed thrombocytopenia and prolonged coagulation profile. Therefore, antiphospholipid syndrome was suspected and later confirmed by positive autoim- mune antibodies. He was treated with long term moderate intensity oral warfarin. The objective of this case report is to share the uncommon occurrence of an unprovoked deep vein thrombosis secondary to antiphospholipid syn- drome in a healthy young man so that the possibility of deep vein thrombosis should be suspected in selected cases of non-resolving leg swelling after exercise as it can lead to fatal pulmonary embolism.
    Matched MeSH terms: Pulmonary Embolism
  2. Schellong S, Ageno W, Casella IB, Chee KH, Schulman S, Singer DE, et al.
    Semin Thromb Hemost, 2021 May 10.
    PMID: 33971682 DOI: 10.1055/s-0041-1729169
    Isolated distal deep vein thrombosis (IDDVT) is presumed to be more benign than proximal DVT (PDVT) or pulmonary embolism (PE), suggesting a need for different management approaches. This subgroup analysis of the RE-COVERY DVT/PE global, observational study investigated patient characteristics, hospitalization details, and anticoagulant therapy in patients with IDDVT in real-world settings in 34 countries enrolled from January 2016 to May 2017. Data were analyzed descriptively according to the type and location of the index venous thromboembolism (VTE): IDDVT, PDVT ± distal DVT (DDVT), and PE ± DVT. Of the 6,095 eligible patients, 323 with DVT located outside the lower limb and no PE were excluded. Of the remaining 5,772 patients, 17.6% had IDDVT, 39.9% had PDVT ± DDVT, and 42.5% had PE ± DVT. IDDVT patients were younger and had fewer risk factors for VTE than the other groups. Other comorbidities were less frequent in the IDDVT group, except for varicose veins, superficial thrombophlebitis, and venous insufficiency. IDDVT patients were less likely to be diagnosed in an emergency department (22.3 vs. 29.7% for PDVT ± DDVT and 45.4% for PE ± DVT) or hospitalized for VTE (29.2 vs. 48.5% for PDVT ± DDVT and 75.0% for PE ± DVT). At hospital discharge or 14 days after diagnosis (whichever was later), non-vitamin K antagonist oral anticoagulants were the most commonly used anticoagulants (55.6% for IDDVT, 54.7% for PDVT ± DDVT, and 52.8% for PE ± DVT). Although differences in patient characteristics, risk factors, and clinical management were identified, anticoagulant treatment of IDDVT was almost equal to that of PDVT or PE. Prospective studies should investigate whether, in a global perspective, this is an appropriate use of anticoagulants. TRIAL REGISTRATION NUMBER:  ClinicalTrials.gov NCT02596230.
    Matched MeSH terms: Pulmonary Embolism
  3. Loo GH, Marzuki F, Henry F
    BJR Case Rep, 2018 Dec;4(4):20180017.
    PMID: 30931138 DOI: 10.1259/bjrcr.20180017
    Barium enema investigation is regarded as a safe investigative procedure. Rarely, it may cause complications such as colonic perforation and barium intravasation. Barium intravasation may be caused by the inadvertent introduction of the catheter into the vagina, thereby into the vaginal venous plexus. It may also occur through mechanical colonic perforation with the catheter, or via diseased bowel conditions. This may lead to complications such as liver microabscesses, massive pulmonary embolism, hypovolemic shock, disseminated intravascular coagulopathy and even sudden death. With that in mind, we would like to report an interesting case of barium intravasation into the portal venous system via the vagina venous plexus. The patient experienced abdominal discomfort with mild per vaginal bleed and went into disseminated intravascular coagulopathy. She received supportive management and she made a full recovery.
    Matched MeSH terms: Pulmonary Embolism
  4. Cheong, Chee Yen, Rashidi Ahmad, Nesarajah, Kiran, Aida Bustam, Muhaimin Noor Azhar
    MyJurnal
    Diagnosis of pulmonary embolism (PE) remains a challenge in clinical practice, especially in emergency setting despite availability of various diagnostic tools. It is desirable to have a rapid and accurate bedside test to rule out PE.The aim of this study is to evaluate the diagnostic accuracyof CUEPED, a novel method of ruling out pulmonary embolism using a combination of end-tidal CO2(ETCO2), Compression Ultrasonography (CUS) and Transthoracic Echocardiography (TTE).In this pilot study, patients who presented to the Emergency Department at Univers it y Malaya Medical Centre with suspected acute PE from December 2013 to October 2014,who fulfilled the inclusion and exclusion criteria, were assessed using CUEPED. CUEPED was considered positive if the measured ETCO2 was less than 35 mmHg, or if there was presence of venous incompressibility in lower limb ultrasonography orif tricuspid annular plane systolic excursion (TAPSE) in transthoracic echocardiography was less than 1.6. All patients received a computed tomography pulmonary angiography (CTPA) for confirmation of diagnosis. Data obtained was analyzed to determine if a negative CUEPED has the potential to accurately rule out a PE. 30 patients (mean age = 48 years [SD = 13.6]) were involved with an equal distribut io nbetween gender. The incidence of PE was 56.7%. CUEPED had a sensitivity of 100% for PE. Negative CUEPED ruled out PE with a negative predictive value of 100%. Positive CUEPED ruled in PE with a low specificity of 53.8% and moderate positive predictive value of 73.9%. This diagnostic study showedthat a negative CUEPED is potentially accurate in ruling out PE.
    Matched MeSH terms: Pulmonary Embolism
  5. Zainur RZ, Loh KY
    Med J Malaysia, 2006 Dec;61(5):651-6.
    PMID: 17623974
    Postpartum is a crucial period for a mother. During this period a mother is going through the physiological process of uterine involution and at the same time adapting to her new role in the family. Many postpartum complications occur during this period. Among the important obstetric morbidities are postpartum hemorrhage, pregnancy related hypertension, pulmonary embolism and puerperal sepsis. Common surgical complications are wound breakdown, breast abscess and urinary fecal incontinence. Medical conditions such as anemia, headache, backache, constipation and sexual problems may also be present. Unrecognized postpartum disorders can lead to physical discomfort, psychological distress and a poor quality of life for the mothers. Providing quality postnatal care including earlier identification of the problems (correction) and proper intervention will help the mother to achieve full recovery and restore her functional status back to the pre-pregnancy state sooner.
    Matched MeSH terms: Pulmonary Embolism/therapy
  6. Ong SCL, Mohaidin N
    BMJ Case Rep, 2018 Sep 30;2018.
    PMID: 30275028 DOI: 10.1136/bcr-2018-227121
    Matched MeSH terms: Pulmonary Embolism/etiology*
  7. Sharma G, Hanipah ZN, Aminian A, Punchai S, Bucak E, Schauer PR, et al.
    Obes Surg, 2018 08;28(8):2225-2232.
    PMID: 29455405 DOI: 10.1007/s11695-018-3120-4
    BACKGROUND: Perioperative management of chronically anti-coagulated patients undergoing bariatric surgery requires a balance of managing hemorrhagic and thromboembolic risks. The aim of this study is to evaluate the incidence of hemorrhagic complications and their management in chronically anticoagulated (CAT) patients undergoing bariatric surgery.

    METHODS: A retrospective review of CAT patients undergoing bariatric surgery at an academic center from 2008 to 2015 was studied.

    RESULTS: A total of 153 patients on CAT underwent surgery [Roux-en-Y gastric bypass (n = 79), sleeve gastrectomy (n = 63), and adjustable gastric banding (n = 11)] during the study period: 85 patients (55%) were females; median age was 56 years (interquartile range [IQR] 49-64), and median BMI was 49 kg/m2 (IQR 43-56). The most common indications for CAT were venous thromboembolism (n = 87) and atrial fibrillation (n = 83). Median duration of procedure and estimated intraoperative blood loss was 150 min (IQR 118-177) and 50 ml (IQR 25-75), respectively. Thirty-day postoperative complications were reported in 33 patients (21.6%) including postoperative bleeding (n = 19), anastomotic leak (n = 3), and pulmonary embolism (n = 1). Nineteen patients (12%) with early postoperative bleeding were further categorized to intra-abdominal (n = 10), intraluminal (n = 6), and at the port site or abdominal wall (n = 3). All-cause readmissions within 30 days of surgery occurred in 19 patients (12%). There was no 30-day mortality.

    CONCLUSION: In our experience, patients who require chronic anticoagulation medication are higher than average risk for postoperative complications and all-cause readmission rates. Careful surgical technique and close attention to postoperative anticoagulation protocols are essential to decrease perioperative risk in this high-risk cohort.

    Matched MeSH terms: Pulmonary Embolism/etiology
  8. Tan YM, Goh KL, Kamarulzaman A, Tan PS, Ranjeev P, Salem O, et al.
    Gastrointest Endosc, 2002 Feb;55(2):276-8.
    PMID: 11818941
    Matched MeSH terms: Pulmonary Embolism/diagnosis; Pulmonary Embolism/radiography
  9. Lim NK, Aik OT, Meng LL, Htun TH, Razack AH
    J Coll Physicians Surg Pak, 2014 Mar;24 Suppl 1:S68-70.
    PMID: 24718014 DOI: 03.2014/JCPSP.S68S70
    Superior vena caval syndrome (SVCS) is a debilitating condition attributed to malignancy in more than 70% of cases. However, solitary head and neck metastases arising from renal cell carcinomas without evidence of disease elsewhere are rare. We report a case of renal cell carcinoma presenting as a rapidly growing right cervical lymph node with compression on the subclavian vein causing superior vena caval syndrome (SVCS). There was pulmonary embolism as well. Biopsy of the neck mass confirmed metastatic clear cell carcinoma with primary found in the (L) kidney. The patient had partial response to focussed radiotherapy to neck mass and Sunitinib (tyrosine kinase inhibitor) before succumbing to the disease.
    Matched MeSH terms: Pulmonary Embolism/etiology
  10. Chuah KH, Mansor M, Rajen G, Wang CY, Chan YK
    Med J Malaysia, 2006 Mar;61(1):114-6.
    PMID: 16708749 MyJurnal
    Pulmonary hypertension in pregnancy is a rare condition but is associated with a high mortality. We report the case of a 29 year old female in early pregnancy with Protein C and S deficiency with recurrent deep venous thrombosis and pulmonary embolism and subsequent secondary pulmonary hypertension. The patient was counselled and consented for termination of pregnancy with tubal sterilization. She was administered continuous spinal anaesthesia with invasive monitoring. The successful anaesthetic management of this condition is described.
    Matched MeSH terms: Pulmonary Embolism/physiopathology*
  11. Chandriah H, Kumolosasi E, Islahudin F, Makmor-Bakry M
    Pak J Pharm Sci, 2015 May;28(3):927-32.
    PMID: 26004726
    Anticoagulant responses to warfarin vary among patients, based on genetic factors, diet, concomitant medications, and disease state. We evaluated the effectiveness and safety of a 10mg warfarin initiation nomogram in an Asian population. Retrospective cross-sectional audit studies were conducted from March 2009 to March 2010. The use of a 10mg-loading dose to initiate warfarin treatment resulted in 33(84.6%) patients attaining a therapeutic INR within four days (mean time, 2.6 days). There was no significant correlation between age, gender, race, and serum albumin for the time to reach a therapeutic INR. A significant correlation was noted for patient's baseline INR and time to reach a therapeutic INR (P<0.05). No significant differences were observed in time to reach a therapeutic INR in patients treated with specific class of concomitant drugs or patients with specific disease states. The overall incidence of over-anticoagulation was 35.9%; however, no bleeding episodes were encountered. In conclusion, the use of a 10mg warfarin nomogram was effective in rapidly achieving a therapeutic INR. However, the nomogram's safety is debatable owing to the high over-anticoagulation rate warfarin-administered patients. Caution is recommended in the initiation of warfarin treatment using the 10mg nomogram.
    Matched MeSH terms: Pulmonary Embolism/drug therapy*
  12. Gan GG, Phipps ME, Lee MM, Lu LS, Subramaniam RY, Bee PC, et al.
    Ann Hematol, 2011 Jun;90(6):635-41.
    PMID: 21110192 DOI: 10.1007/s00277-010-1119-6
    Within the Asian populations, Indian patients had been reported to require higher warfarin dose compared with the Chinese and Malay patients, and this could not entirely be explained by cytochrome P450 (CYP)2C9 gene variants. Genetic variants of vitamin K epoxide oxidase reductase complex subunit 1 (VKORC1) has been well established as one of key determinants in the different responses of warfarin amongst patients. Adult patients who attended an anticoagulation clinic with stable INR were recruited. VKORC1 and CYP2C9 genotype were sequenced, and clinical characteristics were assessed. A total of 91 Malays, 96 Chinese, and 46 Indian patients were recruited. The mean age was 55 years and 51.5% were males. The mean dose of warfarin for all patients was 3.7 mg, and the mean daily dose of warfarin was significantly higher in Indians compared with the Chinese and Malay patients, 4.9 versus 3.5 and 3.3 mg, respectively (p 
    Matched MeSH terms: Pulmonary Embolism/drug therapy; Pulmonary Embolism/ethnology; Pulmonary Embolism/genetics
  13. Zainudin LD, Abdul Hafidz MI, Zakaria AF, Mohd Zim MA, Ismail AI, Abdul Rani MF
    Respirol Case Rep, 2016 Mar;4(1):19-21.
    PMID: 26839696 DOI: 10.1002/rcr2.143
    We report a case of a 34-year-old lady with past history of asthma and pulmonary tuberculosis, who presented 5 weeks pregnant with acute dyspnea. Her chest X-ray showed left-sided complete lung collapse and concomitant right-sided pneumothorax. The pneumothorax was initially managed conservatively with a chest tube but due to its persistence despite suction, was subsequently changed to a Pneumostat(TM), with which she was later discharged. She had a normal echocardiography (ejection fraction [EF] 67%) at 5 weeks of gestation but developed pulmonary hypertension (EF 55%, pulmonary arterial pressure 40.7 mmHg) as the pregnancy progressed. She delivered a healthy baby at 35 weeks via elective lower section caesarean section with spinal anesthesia. We followed her up postnatally and noted the presence of left-sided pulmonary embolism, hypoplastic left lung, and left pulmonary artery. The management of this complex case involved a multidisciplinary effort between general medical, respiratory, obstetric, and cardiothoracic teams.
    Matched MeSH terms: Pulmonary Embolism
  14. Khorsand I, Kashef R, Ghazanfarpour M, Mansouri E, Dashti S, Khadivzadeh T
    J Menopausal Med, 2018 Dec;24(3):183-187.
    PMID: 30671411 DOI: 10.6118/jmm.2018.24.3.183
    Objectives: The present mini review aimed to summarize the existing knowledge regarding the beneficial and adverse effects of raloxifene in menopausal women.

    Methods: This study is a review of relevant publications about the effects of raloxifene on sleep disorder, depression, venous thromboembolism, the plasma concentration of lipoprotein, breast cancer, and cognitive function among menopausal women.

    Results: Raloxifene showed no significant effect on depression and sleep disorder. Verbal memory improved with administration of 60 mg/day of raloxifene while a mild cognitive impairment risk reduction by 33% was observed with administration of 120 mg/day of raloxifene. Raloxifene was associated with a 50% decrease in the need for prolapse surgery. The result of a meta-analysis showed a significant decline in the plasma concentration of lipoprotein in the raloxifene group compared to placebo (standardized mean difference, -0.43; 10 trials). A network meta-analysis showed that raloxifene significantly decreased the risk of breast cancer (relative risk, 0.572; 95% confidence interval, 0.327-0.881; P = 0.01). In terms of adverse effects of raloxifene, the odds ratio (OR) was observed to be 1.54 (P = 0.006), indicating 54% increase in the risk of deep vein thrombosis (DVT) while the OR for pulmonary embolism (PE) was 1.05, suggesting a 91% increase in the risk of PE alone (P = 0.03).

    Conclusions: Raloxifene had no significant effect on depression and sleep disorder but decreased the concentration of lipoprotein. Raloxifene administration was associated with an increased risk of DVT and PE and a decreased risk of breast cancer and pelvic organ prolapse in postmenopausal women.

    Matched MeSH terms: Pulmonary Embolism
  15. Ahmedy F, Ahmad Fauzi A, Engkasan JP
    PMID: 29844926 DOI: 10.1038/s41394-018-0074-7
    Introduction: Tachycardia, or elevated heart rate is one of the important clinical parameters considered when diagnosing pulmonary embolism (PE) based on Wells' criteria. However, tachycardia is not highly specific and commonly presents in many other conditions.

    Case presentation: A 29-year-old female with incomplete paraplegia secondary to tuberculosis (TB) spondylodiscitis presented with asymptomatic sinus tachycardia. The related medical conditions, including anaemia, acute coronary syndrome, hyperthyroidism and other infective causes had been ruled out. Deep venous thrombosis was not on the list of differentials as she showed improvements in neurological and mobility functions with no clinical signs of calf pain or swelling. She had moderate risk of acute PE based on Wells' criteria with positive D-dimer testing and computed tomography pulmonary angiography (CTPA) showing thrombus formation in the left-ascending pulmonary artery.

    Discussion: Acute PE may present solely with asymptomatic sinus tachycardia in TB spondylodiscitis. This caveat should provide a high index of suspicion to prevent delay in diagnosis and prevention of more sinister complications. Early stratification based on Wells' criteria for a possible diagnosis of acute PE is proven to be a useful approach in conjunction with clinical features.

    Matched MeSH terms: Pulmonary Embolism
  16. Payus AO, Rajah R, Febriany DC, Mustafa N
    Open Access Maced J Med Sci, 2019 Feb 15;7(3):396-399.
    PMID: 30834009 DOI: 10.3889/oamjms.2019.114
    BACKGROUND: De novo pulmonary embolism (DNPE) is a term used when pulmonary embolism (PE) occur in the absence of deep vein thrombosis (DVT). Most DNPE cases occur in a patient who had a recent injury to the chest.

    CASE PRESENTATION: However, here we report a case of DNPE with a slightly different presentation where there is no preceding trauma and has symptoms that mimic severe pneumonia. He presented with high fever, dyspnoea and pleuritic chest pain. Despite on 10 L of oxygen supplementation via high flow mask and already given bolus intravenous antibiotic, the patient still tachypnoeic and was persistently in type I respiratory failure. His chest X-ray showed consolidative changes. Upon further investigation revealed no evidence of DVT on Doppler ultrasound and normal D-dimer level. Due to the high index of suspicion by the attending physician, PE was suspected and later confirmed with computed tomography pulmonary angiography scan. He was successfully treated with anticoagulation therapy. The objective of this case report is to share the difficult experience of diagnosing PE when the presentation highly atypical and mimics severe pneumonia.

    CONCLUSION: And with such a masquerading presentation, one can easily miss the diagnosis. To the best of our knowledge, there are very few similar cases reported.

    Matched MeSH terms: Pulmonary Embolism
  17. Goldhaber SZ, Ageno W, Casella IB, Chee KH, Schellong S, Singer DE, et al.
    Am J Med, 2020 08;133(8):936-945.
    PMID: 32325043 DOI: 10.1016/j.amjmed.2020.03.036
    BACKGROUND: The safety and efficacy of nonvitamin K antagonist oral anticoagulants (NOACs) for the treatment of venous thromboembolism (VTE) have been established in randomized controlled trials, but limited data are available on their use in clinical practice across geographical regions.

    METHODS: In the international RE-COVERY DVT/PE observational study (enrollment January 2016 to May 2017), we sought to characterize the patient population and describe the prescribed anticoagulant. Patient characteristics and anticoagulants administered after objective diagnosis of VTE were recorded at the baseline visit and again at hospital discharge or at 14 days after the diagnosis, whichever was later.

    RESULTS: A total of 6095 patients were included, 50.2% were male, and the mean age was 61.5 years. The most common comorbidities were hypertension (35%), diabetes mellitus (11%), cancer (11%), prior VTE(11%), and trauma/surgery (7%). Overall, 77% of patients received oral anticoagulants, with 54% on NOACs and 23% on vitamin K antagonists (VKAs); 20% received parenteral anticoagulation only. NOACs comprised about 60% of anticoagulant treatment in Europe and Asia but substantially less in Latin America (29%) and the Middle East (21%). For NOAC therapies, the distribution (as a percentage of the total cohort) was rivaroxaban 25.6%, dabigatran 15.5%, apixaban 11.3%, and edoxaban 1.7%. Treatment with NOACs was less frequent in patients who had cancer, chronic renal disease, heart failure, or stroke.

    CONCLUSIONS: These findings enhance our understanding of baseline characteristics and the initial management of patients with VTE in routine practice.

    Matched MeSH terms: Pulmonary Embolism/drug therapy*; Pulmonary Embolism/epidemiology
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