Displaying publications 1 - 20 of 165 in total

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  1. Das AK, Bin Abdullah BJ, Dhillon SS, Vijanari A, Anoop CH, Gupta PK
    World J Surg, 2013 Apr;37(4):915-22.
    PMID: 23307180 DOI: 10.1007/s00268-012-1892-6
    BACKGROUND: Critical limb ischemia (CLI) caused by peripheral arterial disease is associated with significant morbidity and mortality. This condition is associated with a 30 % amputation rate as well as mortality levels which might be as high as 25 %. There is no pharmacological therapy available, but several reports have suggested that mesenchymal stem cells (MSCs) may be a useful therapeutic option.
    METHODS: This study, done at a university hospital, evaluated 13 patients for a phase I trial to investigate the safety and efficacy of intra-arterial MSCs in CLI patients. Eight patients with ten affected limbs were recruited for the study. As two patients (three limbs) died of ischemic cardiac events during the 6-month follow-up period, seven limbs were finally evaluated for the study.
    RESULTS: There was significant pain relief. Visual analog scale (VAS) scores decreased from 2.29 ± 0.29 to 0.5 ± 0.34 (p < 0.05), ankle brachial pressure index (ABPI) increased significantly from 0.56 ± 0.02 to 0.67 ± 0.021 (p < 0.01), and transcutaneous oxygen pressure (TcPO2) also increased significantly in the foot from 13.57 ± 3.63 to 38 ± 3.47. Similar improvement was seen in the leg as well as the thigh. There was 86 % limb salvage and six of seven ulcers showed complete or partial healing.
    CONCLUSION: It was concluded that intra-arterial MSCs could be safely administered to patients with CLI and was associated with significant therapeutic benefits.
    Matched MeSH terms: Lower Extremity/blood supply*
  2. Tan TH, Lee BN
    World J Nucl Med, 2014 Sep;13(3):190-2.
    PMID: 25538491 DOI: 10.4103/1450-1147.144820
    We described a case of 51-year-old female patient presented with a right calf necrotising fasciitis (NF) where osteomyelitis (OM) was suspected. (99m)Tc-hydroxymethane diphosphonate three-phase bone scintigraphy and (99m)Tc-besilosomab scan failed to demonstrate classical features of OM. The final diagnosis was only made by isolating Acinetobacter sp. in both intra-operative bone and tissue cultures from below-knee amputation. As conclusions, the detection of lower limb OM by (99m)Tc-besilosomab scan is not easy when there is concurrence overlying NF. The unusual three-phase bone scan finding of pericortical accumulation of tracer as an early sign of OM is highlighted in this case.
    Matched MeSH terms: Lower Extremity
  3. Rafiq MT, Hamid MSA, Hafiz E
    ScientificWorldJournal, 2021;2021:6672274.
    PMID: 34975349 DOI: 10.1155/2021/6672274
    BACKGROUND: Osteoarthritis (OA) of the knee is defined as a progressive disease of the synovial joints and is characterized by wear and tear of the cartilage and underlying bone. This study aimed to determine the short-term effects of the lower limb rehabilitation protocol (LLRP) on pain, stiffness, physical function, and body mass index (BMI) among knee OA participants who were overweight or obese. Methodology. A single-blinded randomized controlled trial of one-month duration was conducted at Rehmatul-Lil-Alameen Postgraduate Institute, Lahore, Pakistan. Fifty overweight or obese participants with knee OA were randomly divided into two groups by a computer-generated number. Participants in the rehabilitation protocol group (RPG) were provided with leaflets explaining the strengthening exercises of the LLRP and instruction of daily care (IDC), while the participants in the control group (CG) were provided with leaflets explaining the IDC only for a duration of four weeks. The primary outcome measures were the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) scores for pain, stiffness, and physical function. The secondary outcome measures were BMI, exercise adherence, and patients' satisfaction assessed by using the numeric rating scale ranging from 0 to 10. The paired-sample t-test was used to analyze the differences within groups from baseline to posttest evaluations. The analysis of variance 2 × 2 factor was used to analyze the differences in BMI, knee pain, stiffness, and physical function between the groups.

    RESULTS: Participants in the RPG and CG reported a statistically significant reduction in knee pain and stiffness (p ≤ 0.05) within the group. The reduction in the scores of knee pain was higher in participants in the RPG than that in participants in the CG (p=0.001). Additionally, participants in the RPG reported greater satisfaction (p=0.001) and higher self-reported exercise adherence (p=0.010) and coordinator-reported exercise adherence (p=0.046) than the participants in the CG.

    CONCLUSION: Short-term effects of the LLRP appear to reduce knee pain and stiffness only, but not physical function and BMI.

    Matched MeSH terms: Lower Extremity/physiopathology*
  4. Khang NC, Hanif H, Zainal Ariffin A
    Med J Malaysia, 2014 Jun;69(3):144-5.
    PMID: 25326359 MyJurnal
    deep venous thrombosis (dVT) in lower limbs caused by abdominal aortic aneurysm (AAA) is rare. A combination of anatomical obstruction with surrounding inflammatory tissue and reduced blood flow in venous limb were probably the main reasons for the occurrence of the dVT. we report a case of infra-renal AAA presented as lower limb dVT and symptomatic pulmonary embolism.
    Matched MeSH terms: Lower Extremity
  5. Murli NL, Lee TC, Beh ML
    Med J Malaysia, 2013 Dec;68(6):453-8.
    PMID: 24632912 MyJurnal
    AIM: Chronic venous ulcers usually occur as an occupational hazard due to venous insufficiency with venous hypertension. Endovenous laser treatment (EVT) is used to treat varicose veins with venous ulcers and outcome including demography assessed in the different races.

    PROCEDURE: 145 lower limbs(right 39.3%, left 60.7%) with venous ulcers involving reflux of the great saphenous (132 cases) and / or small saphenous (57 cases) veins underwent EVT with 980 nm diode laser for single (123 cases) or both (11 cases) legs intervention. Supplementary procedures required multiple avulsions and / or sclerotherapy. Holistic advice of multilayered bandaging, graduated compression stockings, weight reduction and lifestyle changes enforced.

    RESULT: The average age with venous ulcers was 53.6 years.The mean BMI was 26.8 : the Chinese, Indian and Malay BMIs were 25.1, 28.1 and 31.3 respectively. Symptoms that included pain, swelling, heaviness and cramps assessed pre- and postsurgically were significantly reduced (<0.0001), using the Wilcoxan signed rank test. Of the occupations involved by race, the Chinese were mostly salespersons, Indians blue collar workers and Malays foodrelated workers. Young overweight Indians with sedentary occupations were most predisposed to venous ulcers. Gram negative organisms 63.4% and gram positive organisms 36.6% were isolated in the ulcers. Most ulcers 63.5% measured <2 cm and majority 73.8% localised in the gaiter area.

    DISCUSSION: Results of EVT in healing ulcers with no recurrences more than 2 years were successful in 89.7% (130/145). Complications included numbness foot 7.5% and DVT 1.4%. 10.3% (15 cases) had recurrence of venous ulcers within 2 years. In terms of satisfaction 32.3% experienced as very satisfied while 63.4% were satisfied and 4.3% unsatisfied. In conclusion EVT is a useful adjunct with with minimal invasion in managing venous ulcers holistically.
    Matched MeSH terms: Lower Extremity
  6. Muhammad Amin AU
    Med J Malaysia, 2013 Dec;68(6):471-2.
    PMID: 24632916
    We report a case of a 21 year old girl who presented with sudden onset of abdominal, back and bilateral leg pain, paralysis with unexpected collapse at home. Physical examination was suggestive of acute aortic occlusion. CTangiogram revealed multi-system thrombo-embolic shower. She proceeded to urgent aortic thrombectomy and fasciotomy of the bilateral lower limb. Further investigation revealed atrial myxoma and we report the patient's postoperative progress and eventual transfer to rehabilitation facility.
    Matched MeSH terms: Lower Extremity
  7. Wan Hazmy CH, Chia WY, Fong TS, Ganendra P
    Med J Malaysia, 2006 Feb;61 Suppl A:3-9.
    PMID: 17042220
    The post-operatve course of amputees is poorly documented. This cross-sectional survey was unertaken to determine functional outcomes of 213 patients who had undergone either a below-knee or above-knee amputation from 2000 to 2002 in a state-hospital setting. The study comprises a self-constructed questionnaire and interview conducted by phone. Of the 213 amputees, 41 out of 61 documented telephone numbers of the patients were useful for contact. Only 30 amputees were available for the study as the remaining 11 had passed away. Included in the questionnaire was the modified Barthel Index, a measurement to assess the amputees' ability to carry out activities of daily living (ADL). It contains ten questions pertaining to ADL with a total score of 20 points. Two-thirds of the respondents (67%) use their prosthesis for less than six hours per day. The Barthel Index of 30 patients ranged from 9-20 (mean 17.7). However, the mean Barthel Index in those with and without prosthesis was 18.4 and 15.2 respectively, but this difference was not significant. Half of the respondents were unable to maintain their pre-amputation jobs, while the remaining 50% were still able to work. Forty seven percent of amputees took less than a year to return to their activities, while 33% took between one to two years. Regarding the adequacy of preamputation information provided by the doctors, 73% amputees responded in the affirmative, while 27% felt otherwise. Amputees were still facing substantial disabilities following major amputation of the lower limb. Although 80% of respondents surveyed own prosthesis, the full use of prosthesis is suboptimal due to prosthetic-related problems. Most amputees had a good functional outcome based on the modified Barthel Index. Some amputees were unhappy as they felt that they were insufficiently informed regarding post-amputation expectation prior to the amputation. Despite good support from family, the community support for amputees is still lacking.
    Matched MeSH terms: Lower Extremity/physiopathology; Lower Extremity/surgery*
  8. Koh KS, Abdullah NA, Chong VH
    Med J Malaysia, 2014 Dec;69(6):293-5.
    PMID: 25934966
    Inferior vena cava (IVC) thrombosis typically arises distally from a thrombophlebitic extension in the pelvis or the lower extremities. It may also occur from propagation of an ovarian vein thrombosis as a result of gynaecological disorders such as pelvic inflammatory disease, endometritis or from pelvic surgeries. In this report, we present an interesting case of a tubo-ovarian abscess with an ectopic IVC thrombus. The approach to management in such cases is also highlighted.
    Matched MeSH terms: Lower Extremity
  9. Koh SC, Wan Faisham Nu'man WI, Siti Fatimah NMJ, Wan Azman WS, Mohammad P, Arman Zaharil MS
    Med J Malaysia, 2020 05;75(3):292-294.
    PMID: 32467547
    INTRODUCTION: Lower extremity vascular injury can result in either temporary or permanent disability.

    METHODS: This is a clinical audit involving all patients admitted to our institution from January 2008 to June 2018 of those who had undergone revascularization surgery for lower limb trauma.

    RESULTS: Fifty-nine patients were in this study with a mean age of 28.1 years. Most of the patients were motorcyclist involved in road traffic accidents with cars (n=30, 50.8%). The popliteal artery was most commonly seen injury (n=41, 69.5%). The mean duration of ischaemia was 14.1 hours. The limb salvage rate was 89.8%.

    CONCLUSION: Lower extremity vascular injury caused by RTA treated in our institution predominantly involved young patients aged between 18-30 years associated with long bone fractures causing contusion and thrombosis of the popliteal artery.

    Matched MeSH terms: Lower Extremity/blood supply*; Lower Extremity/surgery*
  10. Karim HHA, Chern PM
    Med J Malaysia, 2020 09;75(5):519-524.
    PMID: 32918420
    INTRODUCTION: Increasing numbers of limb amputation are performed globally and in Malaysia due to the rise of complications because of Diabetes Mellitus (DM). Limb amputation influences many aspects of an individual's life, and prosthesis restoration is one of the primary rehabilitation goals to help amputees resume daily activities. As limited information is available in Malaysia, this study aims to determine the socio-demographic, clinical characteristics and prosthesis usage among the amputees.

    METHODS: A cross-sectional study using self-developed survey form was conducted at 13 Medical Rehabilitation Clinics in Malaysia among 541 upper and lower limb amputees of any duration and cause.

    RESULTS: The study population had a mean age of 54 years. Majority were males, Malays, married and had completed secondary school. About 70% of amputations were performed due to DM complications and at transtibial level. Fifty-eight percent of unilateral lower limb amputees were using prosthesis with a mean (standard deviation) of 6.48 (±4.55) hours per day. Time since amputation was the true factor associated with prosthesis usage. Longer hours of prosthesis use per day was positively correlated with longer interval after prosthesis restoration (r=0.467).

    CONCLUSION: Higher aetiology of DM and lower prosthesis usage among amputees may be because of high prevalence of DM in Malaysia. The prosthesis usage and hours of use per day were low compared to the international reports, which may be influenced by sampling location and time since amputation. Nevertheless, this is a novel multicentre study on the characteristics and prosthesis usage of amputees. Hopefully, this research will assist to support, facilitate and promote prosthesis rehabilitation in Malaysia.

    Matched MeSH terms: Lower Extremity/physiopathology; Lower Extremity/surgery
  11. Mohd Nayan NZ, Chien CW, Ahmad Roslan NF, Che Daud AZ
    Med J Malaysia, 2024 Mar;79(Suppl 1):176-186.
    PMID: 38555903
    INTRODUCTION: Diabetic peripheral neuropathy (DPN) is one of the most prevalent chronic complications of diabetes mellitus (DM) that can significantly result in disability and impaired quality of life. The DPN of the foot has been extensively studied in diabetes care. Nevertheless, the DPN of hand has been the road less taken in research and clinical practice. Thus, a scoping review was conducted to identify all available standardized hand assessments which have been used, developed, or tested in individuals with DM.

    MATERIALS AND METHODS: This scoping review was reported in alignment with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses extension for Scoping Reviews (PRISMA-ScR). Studies were identified through searches of five databases: Cochrane, Scopus, ProQuest, MEDLINE, and Web of Science (WoS).

    RESULTS: Of the 294 articles initially identified, 20 studies were included and analysed thematically after removing duplicates. The majority of these assessments measure body function and structure such as grip and pinch strength while the rest are measuring the activity and participation domain. Most of the hand assessments were performancebased measurements. It is suggestible to employ both types of assessments to obtain a comprehensive understanding of hand conditions in individuals with DM. While some validated hand assessments were identified, only the Duruöz Hand Index (DHI) has been validated as a reliable tool specifically for evaluating hand function in individuals with DM.

    CONCLUSION: There is a need to evaluate the measurement properties of existing instruments for assessing the hand function in individuals with DM, or to develop hand assessments specifically for the DM population. This scoping review was forging a new path, by discovering diabetes care through the utilisation of hand assessments.

    Matched MeSH terms: Lower Extremity
  12. Muhd Yusoff NH, Zainol Rashid Z, Sulong A, Shafiee MN, Ismail Z
    Malays J Pathol, 2019 Dec;41(3):351-354.
    PMID: 31901921
    INTRODUCTION: Neisseria meningitidis infections often cause severe meningitis as well as bacteraemia. However, cellulitis in meningococcal diseases have rarely been described. Here, we report a case of right lower limb cellulitis caused by N. meningitidis.

    CASE REPORT: A 69-year-old woman presented with fever and lower limb swelling. She had diabetes mellitus, hypertension, dyslipidaemia and a history of surgical resection of vulvar carcinoma. N. meningitidis was isolated from her blood culture.

    DISCUSSION: This report provides additional evidence in support of N. meningitidis as a cause of cellulitis.

    Matched MeSH terms: Lower Extremity/microbiology; Lower Extremity/pathology
  13. Lin-Wei O, Xian LLS, Shen VTW, Chuan CY, Halim SA, Ghani ARI, et al.
    Malays J Med Sci, 2021 Apr;28(2):48-62.
    PMID: 33958960 DOI: 10.21315/mjms2021.28.2.5
    The deep tendon reflex (DTR) is a key component of the neurological examination. However, interpretation of the results is a challenge since there is a lack of knowledge on the important features of reflex responses such as the amount of hammer force, the strength of contraction, duration of the contraction and relaxation. The tools used to elicit the reflexes also play a role in the quality of the reflex contraction. Furthermore, improper execution techniques during the DTR assessment may alter the findings and cloud the true assessment of the nervous system. Therefore, understanding the basic principles and the key features of DTR allows for better interpretation of the reflex responses. This paper discusses the brief history of reflexes, the development of the reflex hammer, and also the key features of a reflex response encompassing the amplitude of force needed to elicit a reflex response, the velocity of contraction, the strength of contraction, and the duration of contraction and relaxation phases. The final section encloses the techniques of eliciting DTR in the upper extremities, trunk, and lower extremities, and the interpretation of these reflexes.
    Matched MeSH terms: Lower Extremity
  14. Samsir S, Zakaria R, Razak SA, Ismail MS, Rahim MZA, Lin CS, et al.
    Malays J Med Sci, 2018 Sep;25(5):68-78.
    PMID: 30914864 MyJurnal DOI: 10.21315/mjms2018.25.5.7
    Background: Neuroimaging is increasingly used to locate the lesion that causes cerebral palsy (CP) and its extent in the brains of CP patients. Conventional structural magnetic resonance imaging (MRI) does not indicate the connectional pattern of white matter; however, with the help of diffusion MRI, fibre tracking of white matter can be done.

    Methods: We used diffusion MRI and probabilistic tractography to identify the putative white matter connectivity in the brains of 10 CP patients. We tracked the corticospinal tract (CST) of the patients' upper and lower limbs and calculated the white matter connectivity, as indexed by streamlines representing the probability of connection of the CST.

    Results: Our results show that diffusion MRI with probabilistic tractography, while having some relation with the clinical diagnosis of CP, reveals a high degree of individual variation in the streamlines representing the CST for upper and lower limbs.

    Conclusion: Diffusion MRI with probabilistic tractography provides the state of connectivity from lesioned areas to other parts of the brain and is potentially beneficial to be used as an adjunct to the clinical management of CP, providing a means to monitor intervention outcomes.

    Matched MeSH terms: Lower Extremity
  15. Khuna L, Mato L, Amatachaya P, Thaweewannakij T, Amatachaya S
    Malays J Med Sci, 2019 Jan;26(1):99-106.
    PMID: 30914897 DOI: 10.21315/mjms2019.26.1.9
    Background: Decreased rehabilitation time may increase the need for walking devices at the time of discharge to promote levels of independence among ambulatory individuals with spinal cord injury (SCI). However, using walking devices could create adverse effects on patients. This study explores the proportion of walking devices used, potential for walking progression, and associated factors among ambulatory individuals with SCI.

    Methods: Fifty-seven participants were assessed for their demographics and functional ability relating to the requirement for walking devices, including the Timed Up and Go Test (TUGT) and lower limb loading during sit-to-stand (LLL-STS).

    Results: Thirty-five participants (61%) used a walking device, particularly a standard walker, for daily walking. More than half of them (n = 23, 66%) had potential of walking progression (i.e., safely walk with a less-support device than the usual one). The ability of walking progression was significantly associated with a mild severity of injury, increased lower-limb muscle strength, decreased time to complete the TUGT, and, in particular, increased LLL-STS.

    Conclusion: A large proportion of ambulatory individuals with SCI have the potential for walking progression, which may increase their level of independence and minimise the appearance of disability. Strategies to promote LLL-STS are important for this progression.

    Matched MeSH terms: Lower Extremity
  16. Ralot TK, Singh R, Bafna C, Rajesh S, Singh S
    Malays J Med Sci, 2017 Aug;24(4):106-110.
    PMID: 28951696 DOI: 10.21315/mjms2017.24.4.13
    A female patient aged 48 years presented with sub-acute onset of weakness in right upper and lower limb over the past one month and numbness over left side of body below neck level. Multiple sclerosis (MS) presenting as Brown-Séquard syndrome is very rare. We present a case of hemicord myelitis which presented as Brown-Séquard syndrome as a first manifestation, which was later diagnosed as MS during subsequent relapses.
    Matched MeSH terms: Lower Extremity
  17. Arifin N, Hasbollah HR, Hanafi MH, Ibrahim AH, Rahman WAWA, Aziz RC
    Malays J Med Sci, 2017 Oct;24(5):106-111.
    PMID: 29386978 MyJurnal DOI: 10.21315/mjms2017.24.5.12
    The incidence of lower limb amputation is high across the globe and continues to be a major threat to morbidity and mortality. Consequently, the provision of high quality and effective prosthetics services have been known as an essential component for a successful rehabilitation outcome. In Malaysia, amputation prevalence has been increasing in which several main components of service delivering aspects (such as service intervention, prosthetic personnel) should be anticipated to accommodate for the increasing demand. This article highlights the hurdles experienced in providing prosthetic services in Malaysia from multiple aspects such as financial burden to acquire the prosthesis and lack of expertise to produce quality prosthesis. This paramount issues consequently justify for the urgency to carry out national level survey on the current statistics of lower limb amputation and to ascertain the available workforce to provide a quality prosthetics services. Only with accurate and current information from the national survey, strategies and policies aimed at enhancing the outcome from prosthetics services can be achieved.
    Matched MeSH terms: Lower Extremity
  18. Karanth VK, Karanth TK, Karanth L
    Cochrane Database Syst Rev, 2016 12 13;12:CD011519.
    PMID: 27959471 DOI: 10.1002/14651858.CD011519.pub2
    BACKGROUND: Critical lower limb ischaemia (CLI) is a manifestation of peripheral arterial disease (PAD) that is seen in patients with typical chronic ischaemic rest pain or patients with ischaemic skin lesions - ulcers or gangrene - for longer than 2 weeks. Critical lower limb ischaemia is the most severe form of PAD, and interventions to improve arterial perfusion become necessary. Although surgical bypass has been the gold standard for revascularisation, the extent or the site of disease may be such that the artery cannot be reconstructed or bypassed. These patients require other modalities of treatment, for example, vasodilatation by drugs or lumbar sympathectomy to relieve pain at rest and to avoid amputations. A systematic review of randomised controlled trials is required to evaluate the effects of lumbar sympathectomy in treating patients with CLI due to non-reconstructable PAD.

    OBJECTIVES: The objective of this review is to assess the effects of lumbar sympathectomy by open, laparoscopic and percutaneous methods compared with no treatment or compared with any other method of lumbar sympathectomy in patients with CLI due to non-reconstructable PAD.

    SEARCH METHODS: The Cochrane Vascular Information Specialist (CIS) searched the Specialised Register (January 2016) and the Cochrane Central Register of Controlled Trials (CENTRAL; 2015, Issue 12). In addition, the CIS searched clinical trials databases for details of ongoing and unpublished studies.

    SELECTION CRITERIA: Randomised controlled trials (RCTs) comparing any of the treatment modalities of lumbar sympathectomy, such as open, laparoscopic and chemical percutaneous methods, with no treatment or with any other method of lumbar sympathectomy for CLI due to non-reconstructable PAD were eligible. To decrease the bias of including participants that may be incorrectly diagnosed with CLI, review authors defined CLI as persistently recurring ischaemic rest pain requiring regular analgesia for more than two weeks, or ulceration or gangrene of the foot or toes, attributable to objectively proven arterial occlusive disease by measurement of ankle pressure of < 50 mmHg or toe pressure < 30 mmHg. We defined non-reconstructable PAD as a resting ankle brachial index (ABI) < 0.9 when no reasonable open surgical or endovascular revascularisation treatment option is available, as determined by individual trial vascular specialists.

    DATA COLLECTION AND ANALYSIS: Two review authors independently assessed studies identified for potential inclusion in the review. We planned to conduct data collection and analysis in accordance with the Cochrane Handbook for Systematic Review of Interventions.

    MAIN RESULTS: We identified no studies that met the predefined inclusion criteria. To decrease the bias of including participants who may be incorrectly diagnosed with CLI, we based our inclusion criteria on objective tests, as described above. The randomised trials identified by the literature search were performed before such objective criteria for selection were applied and therefore were not eligible for inclusion in the review.

    AUTHORS' CONCLUSIONS: We identified no RCTs assessing effects of lumbar sympathectomy by open, laparoscopic and percutaneous methods compared with no treatment or compared with any other method of lumbar sympathectomy in patients with CLI due to non-reconstructable PAD. High-quality studies are needed.

    Matched MeSH terms: Lower Extremity/blood supply*
  19. Poorthuis MHF, Morris DR, de Borst GJ, Bots ML, Greving JP, Visseren FLJ, et al.
    Br J Surg, 2021 Aug 19;108(8):960-967.
    PMID: 33876207 DOI: 10.1093/bjs/znab040
    BACKGROUND: Recommendations for screening patients with lower-extremity arterial disease (LEAD) to detect asymptomatic carotid stenosis (ACS) are conflicting. Prediction models might identify patients at high risk of ACS, possibly allowing targeted screening to improve preventive therapy and compliance.

    METHODS: A systematic search for prediction models for at least 50 per cent ACS in patients with LEAD was conducted. A prediction model in screened patients from the USA with an ankle : brachial pressure index of 0.9 or less was subsequently developed, and assessed for discrimination and calibration. External validation was performed in two independent cohorts, from the UK and the Netherlands.

    RESULTS: After screening 4907 studies, no previously published prediction models were found. For development of a new model, data for 112 117 patients were used, of whom 6354 (5.7 per cent) had at least 50 per cent ACS and 2801 (2.5 per cent) had at least 70 per cent ACS. Age, sex, smoking status, history of hypercholesterolaemia, stroke/transient ischaemic attack, coronary heart disease and measured systolic BP were predictors of ACS. The model discrimination had an area under the receiver operating characteristic (AUROC) curve of 0.71 (95 per cent c.i. 0.71 to 0.72) for at least 50 per cent ACS and 0.73 (0.72 to 0.73) for at least 70 per cent ACS. Screening the 20 per cent of patients at greatest risk detected 12.4 per cent with at least 50 per cent ACS (number needed to screen (NNS) 8] and 5.8 per cent with at least 70 per cent ACS (NNS 17). This yielded 44.2 and 46.9 per cent of patients with at least 50 and 70 per cent ACS respectively. External validation showed reliable discrimination and adequate calibration.

    CONCLUSION: The present risk score can predict significant ACS in patients with LEAD. This approach may inform targeted screening of high-risk individuals to enhance the detection of ACS.

    Matched MeSH terms: Lower Extremity/blood supply*
  20. A Hamid MS, Mohamed Ali MR, Yusof A, George J, Lee LP
    Am J Sports Med, 2014 Oct;42(10):2410-8.
    PMID: 25073598 DOI: 10.1177/0363546514541540
    BACKGROUND: A hamstring injury is one of the most common types of injury affecting athletes. Despite this, the optimal management of hamstring muscle injuries is not yet defined. The effect of autologous platelet-rich plasma (PRP) therapy on the recovery of hamstring injuries is unclear.
    PURPOSE: To investigate the effect of a single PRP injection in the treatment of grade 2 hamstring muscle injuries.
    STUDY DESIGN: Randomized controlled trial; Level of evidence, 2.
    METHODS: Twenty-eight patients diagnosed with an acute hamstring injury were randomly allocated to autologous PRP therapy combined with a rehabilitation program or a rehabilitation program only. The primary outcome of this study was time to return to play. In addition, changes in pain severity and pain interference scores over time were examined.
    RESULTS: Patients in the PRP group achieved full recovery significantly earlier than controls (P = .02). The mean time to return to play was 26.7 ± 7.0 days and 42.5 ± 20.6 days for the PRP and control groups, respectively (t(22) = 2.50, P = .02). [corrected]. Significantly lower pain severity scores were observed in the PRP group throughout the study. However, no significant difference in the pain interference score was found between the 2 groups.
    CONCLUSION: A single autologous PRP injection combined with a rehabilitation program was significantly more effective in treating hamstring injuries than a rehabilitation program alone.
    KEYWORDS: management; muscle injury; platelet-rich plasma (PRP); return to play
    Matched MeSH terms: Lower Extremity/injuries*
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