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Biomedical subjects

J L Golmard

Publications and source records attributed to J L Golmard.

At least 19 recordsLinked to original sources

Percutaneous transluminal angioplasty in severe diabetic foot ischemia: outcomes and prognostic factors.

OBJECTIVES: To evaluate the outcomes of severe ischemic diabetic foot ulcers for which percutaneous transluminal angioplasty (PTA) was considered as the first-line vascular procedure. Factors associated with successful PTA were sought. RESEARCH DESIGN AND METHODS: In 32 consecutive diabetic patients with foot ulcers and severe limb ischemia, PTA was performed if feasible; if not, primary bypass grafting was done when feasible. All patients were followed until healing or for at least one year. Patients with worsening ulcers after PTA underwent bypass grafting. Clinical and angiographic factors influencing outcomes after PTA were sought by univariate and multivariate analysis. RESULTS: PTA was done in 25 of the 32 (78%) patients, and considered clinically successful in 13 (52%). After 1 year, the healing rate was 70% and the limb salvage rate 90%. Successful PTA was significantly associated with a higher post-PTA transcutaneous oxygen pressure (P = 0.03) and presence of at least one patent pedal vessel (P = 0.03) in the univariate analysis; only a patent pedal vessel was significant in the multivariate analysis. CONCLUSION: Primary PTA in diabetic patients with severe ischemic foot ulcers provides similar outcomes to usual results obtained in severe ischemia in absence of diabetes. The presence of one patent pedal vessel on arteriography before PTA is the best prognostic factor.

Aged↗

Impact of prior use or recent withdrawal of oral antiplatelet agents on acute coronary syndromes.

BACKGROUND: Oral antiplatelet agents (OAAs) can prevent further vascular events in cardiovascular disease. How prior use or recent discontinuation of OAA affects clinical presentation of acute coronary syndromes (ACS) and clinical outcomes (death, myocardial infarction [MI]) is unclear. METHODS AND RESULTS: We studied and followed up for up to 30 days a cohort of 1358 consecutive patients admitted for a suspected ACS; of these, 930 were nonusers, 355 were prior users of OAA, and 73 had recently withdrawn OAA. Nonusers were at lower risk, more frequently presented with ST-elevation MI on admission, and more frequently had Q-wave MI at discharge than prior users (36.6% versus 17.5%, P<0.001; and 47.8% versus 28.2%, P<0.001, respectively). However, there was no difference regarding the incidence of death or MI at 30 days between nonusers and prior users (10.3% versus 12.4%, P=NS). In addition, prior users experienced more major bleeds within 30 days compared with nonusers (3.4% versus 1.4%, respectively; P=0.04). Recent withdrawers were admitted on average 11.9+/-0.8 days after OAA withdrawal. Interruption was primarily a physician decision for scheduled surgery (n=47 of 73). Despite a similar cardiovascular risk profile, recent withdrawers had higher 30-day rates of death or MI (21.9% versus 12.4%, P=0.04) and bleedings (13.7% versus 5.9%, P=0.03) than prior users. After multivariate analysis, OAA withdrawal was found to be an independent predictor of both mortality and bleedings at 30 days. CONCLUSIONS: Among ACS patients, prior users represent a higher-risk population and present more frequently with non-ST-elevation ACS than nonusers. Although patients with a recent interruption of OAA resemble those chronically treated by OAA, they display worse clinical outcomes.

Acute Disease↗

Subcutaneous enoxaparin with early invasive strategy in patients with acute coronary syndromes.

BACKGROUND: Subcutaneous enoxaparin during at least 48 hours provides adequate anticoagulation and good clinical results in patients with non-ST-segment elevation acute coronary syndromes undergoing percutaneous coronary intervention (PCI). METHODS: In this nonrandomized retrospective study, we compared 347 patients with non-ST-segment elevation acute coronary syndromes who underwent rapid PCI after only 2 injections of subcutaneous enoxaparin (EI, n = 117) to those referred later to the catheterization laboratory with >or=3 injections (DI, n = 230). We measured anti-Xa at the time of PCI and evaluated bleeding and major ischemic events (death/myocardial infarction) at 30 days. RESULTS: Patients in the EI group more frequently received glycoprotein IIb/IIIa inhibitors and clopidogrel preceding PCI than did patients in the DI group (58.1% vs 31.7%, P <.0001 for glycoprotein IIb/IIIa inhibitors and 68.4% vs 40.4% for clopidogrel pretreatment, P <.0001, respectively). The anti-Xa activity measured at the time of catheterization (0.92 +/- 0.04 U/mL vs 0.96 +/- 0.02 U/mL, EI vs DI, P =.25) and the injection-to-catheterization times (5.6 +/- 0.2 h vs 5.2 +/- 0.1 h, EI vs DI, P =.17) were similar in both groups. The 30-day bleeding rates of 1.7% and 4.8% in the EI and DI strategies were found to be equivalent with a significant non-inferiority test for the EI strategy (P <.05). There was a nonsignificant trend for less death or myocardial infarction at 30 days in the EI group compared to the DI group (4.3% vs 7.0%, non-inferiority test not significant). CONCLUSION: A rapid invasive strategy with only 2 subcutaneous injections of enoxaparin provides similar levels of anticoagulation, and is associated with a favorable trend for ischemic events and with safety equivalent to a more prolonged "upstream" treatment with enoxaparin.

Analysis of Variance↗

A new algorithm for haplotype-based association analysis: the Stochastic-EM algorithm.

It is now widely accepted that haplotypic information can be of great interest for investigating the role of a candidate gene in the etiology of complex diseases. In the absence of family data, haplotypes cannot be deduced from genotypes, except for individuals who are homozygous at all loci or heterozygous at only one site. Statistical methodologies are therefore required for inferring haplotypes from genotypic data and testing their association with a phenotype of interest. Two maximum likelihood algorithms are often used in the context of haplotype-based association studies, the Newton-Raphson (NR) and the Expectation-Maximisation (EM) algorithms. In order to circumvent the limitations of both algorithms, including convergence to local minima and saddle points, we here described how a stochastic version of the EM algorithm, referred to as SEM, could be used for testing haplotype-phenotype association. Statistical properties of the SEM algorithm were investigated through a simulation study for a large range of practical situations, including small/large samples and rare/frequent haplotypes, and results were compared to those obtained by use of the standard NR algorithm. Our simulation study indicated that the SEM algorithm provides results similar to those of the NR algorithm, making the SEM algorithm of great interest for haplotype-based association analysis, especially when the number of polymorphisms is quite large.

Algorithms↗

Diabetic foot ulcer and multidrug-resistant organisms: risk factors and impact.

AIMS: The primary objective was to characterize factors allowing the colonization of diabetic foot wounds by multidrug-resistant organisms (MDRO), and the secondary objective was to evaluate the influence of MDRO colonization/infection on wound healing. METHODS: In 180 patients admitted to a specialized diabetic foot unit, microbiological specimens were taken on admission. Potential risk factors for MDRO-positive specimens were examined using univariate and multivariate analyses. Prospective follow-up data from 75 patients were used to evaluate the influence of MDRO colonization/infection on time to healing. RESULTS: Eighteen per cent of admission specimens were positive for MDRO. MDRO-positive status was not associated with patient characteristics (age, sex, type of diabetes, complications of diabetes), wound duration, or wound type (neuropathic or ischaemic). In the multivariate analysis, the only factors significantly associated with positive MDRO status on admission were a history of previous hospitalization for the same wound (21/32 compared with 48/148; P = 0.0008) or the presence of osteomyelitis (22/32 compared with 71/148; P = 0.025). In the longitudinal study of 75 wounds, MDRO-positive status on admission or during follow-up (6 months at least or until healing, mean 9 +/- 7 months) was not associated with time to healing (P = 0.71). CONCLUSION: MDROs are often present in severe diabetic foot wounds. About one-third of patients with a history of previous hospitalization for the same wound, and 25% of patients with osteomyelitis, had MDRO-positive specimens. This suggests that hygiene measures, or isolation precautions in the case of admission of patients presenting with these characteristics, should be aggressively implemented to prevent cross-transmission. Positive MDRO status is not associated with a longer time to healing.

Adult↗

Comparison of two diagnostic tests for gestational diabetes in predicting macrosomia.

OBJECTIVES: To validate a diagnostic test for gestational diabetes which predicts the risk of macrosomia. METHODS: A prospective study was carried out among 354 women at risk for gestational diabetes to compare two glucose tests diagnosing pregnancies at risk of macrosomia. The "practical" test consisted in glucose measurement in the fasting state and two hours after an usual breakfast and the "reference" test was the test proposed in France (O'Sullivan test with or without a 100 g oral glucose tolerance test). Both tests were made between the 24(th) and 28(th) week of gestation. Women at high risk for macrosomia were treated. The first assessment criterion was macrosomia (babies large for gestational age). Because of the presence of women treated for gestational diabetes in our sample, the sensitivity and specificity of the tests in diagnosing pregnancies at risk of macrosomia were calculated using either the incidence of macrosomia observed in our population, or the incidence of macrosomia observed theoretically in the absence of treatment (22% in literature). RESULTS: Macrosomia was diagnosed in 49 neonates (14%). The "practical" test was significantly more sensitive than the reference test (respectively 46.9% versus 16.3%, p=0.0001 in the first case, and 54.3% versus 20.1%, p=0.0001 in the second case). The "reference" test was significantly more specific than the "practical" test (respectively 80% versus 68.2%, p=0.0001 in the first case, and 80.6% versus 70%, p=0.0001 in the second case). CONCLUSION: Our study shows that the simplified "practical" test is more sensitive than the "reference" test currently used in France in screening women at risk of macrosomia.

Birth Weight↗

[Changes in reperfusion strategies in the acute phase of myocardial infarction from 1988 to 2001].

The objective of this study was to evaluate the evolution of therapeutic strategies in the course of myocardial infarction. Two successive periods were studied: 1988/96 (700 patients) and 1996/2001 (700 patients). The following parameters were compared: patient characteristics, management methods, and results on the hospital morbidity and mortality. The patient characteristics were little changed, in terms of age and sex, with a drop in the frequency of anterior infarcts during the second period (46 vs 51%, p = 0.0001). The average delay to admission remained stable over both periods, 186 vs 189 min. During the second period, primary angioplasty was favoured (66 versus 44%, p = 0.0001), associated with a wider use of stents (47 against 4%, p = 0.0001) and anti GP IIb/IIIa (24 against 0.5%, p = 0.0001). In the acute phase, TIMI3 reperfusion was obtained in 81% of cases (88/96 period) against 88% during the second period (p = 0.02). The hospital mortality was reduced by 1.2% (8.9 against 7.7%, NS). Without cardiogenic shock, the mortality was comparable between the two groups (5%), whereas it diminished in the small group of patients (5%) in cardiogenic shock, from 76 to 66% (NS). Haemorrhagic complications were reduced, but the rate of symptomatic reocclusion remained stable (2.5%). With multivariate analysis, the independent predictive mortality factors were identical in the two groups: age and cardiogenic shock on admission. Currently, TIMI3 reperfusion is possible in close to 90% of patients in the acute phase of infarction. Our efforts should focus on earlier management, especially for older patients, too often excluded without reason, and for those in cardiogenic shock, which constitutes a therapeutic quest for the future. The theory of angioplasty facilitated by anti GP IIb/IIIa and/or prehospital thrombolysis must be evaluated scientifically with the goal of early and efficient reperfusion for the greatest number of patients.

Aged↗

Parkinson's disease and sleepiness: an integral part of PD.

OBJECTIVE: To investigate the potential causes of excessive daytime sleepiness in patients with PD-poor sleep quality, abnormal sleep-wakefulness control, and treatment with dopaminergic agents. METHODS: The authors performed night-time polysomnography and daytime multiple sleep latency tests in 54 consecutive levodopa-treated patients with PD referred for sleepiness, 27 of whom were also receiving dopaminergic agonists. RESULTS: Sleep latency was 6.3 +/- 0.6 minutes (normal >8 minutes), and the Epworth Sleepiness score was 14.3 +/- 4.1 (normal <10). A narcolepsy-like phenotype (> or = 2 sleep-onset REM periods) was found in 39% of the patients, who were sleepier (4.6 +/- 0.9 minutes) than the other 61% of patients (7.4 +/- 0.7 minutes). Periodic leg movement syndromes were rare (15%, range 16 to 43/h), but obstructive sleep apnea-hypopnea syndromes were frequent (20% of patients had an apnea-hypopnea index >15/h; range 15.1 to 50.0). Severity of sleepiness was weakly correlated with Epworth Sleepiness score (r = -0.34) and daily dose of levodopa (r = 0.30) but not with dopamine-agonist treatment, age, disease duration, parkinsonian motor disability, total sleep time, periodic leg movement, apnea-hypopnea, or arousal indices. CONCLUSIONS: In patients with PD preselected for sleepiness, severity of sleepiness was not dependent on nocturnal sleep abnormalities, motor and cognitive impairment, or antiparkinsonian treatment. The results suggest that sleepiness-sudden onset of sleep-does not result from pharmacotherapy but is related to the pathology of PD.

Aged↗

Prognostic value of mandibular involvement in oral cavity cancers.

OBJECTIVES: The aim of the study was to determine, in a homogeneous population, the prognostic impact of mandibular involvement in oral cancers. STUDY DESIGN: Retrospective study of 117 patients with T4 squamous cell carcinoma of the oral cavity treated by surgery and radiotherapy in the ENT Department of Bichat-Claude Bernard Hospital. All patients had histologically confirmed mandibular involvement. Patients with partial involvement of the mandible underwent rim mandibulectomy (RM) and those with extensive invasion underwent segmental mandibulectomy (SM). METHODS: The local failure rate and the overall survival curves were calculated with respect to type of mandibulectomy. The causes of death were analysed. RESULTS: The surgery was conservative in 55 cases (47%) and segmental in 62 patients (53%). The degree of mandibular involvement did not influence the local failure rate (29% and 25% in the RM and SM groups, respectively). On the other hand, it strongly influenced vital outcome, as five-year survival was only 25.4% after segmental mandibulectomy, compared to 40% after rim mandibulectomy. The metastases and the second primary tumors were more frequent in the SM group. CONCLUSION: The degree of mandibular invasion influenced the survival rate of patients with squamous cell carcinoma of the oral cavity but this difference is not due to local failure.

Adult↗

Outcome of severe diabetic foot ulcers after standardised management in a specialised unit.

OBJECTIVE: The primary objective was to evaluate the efficacy in terms of limb salvage and healing time of standardised multidisciplinary management for high-grade diabetic foot ulcers. The secondary objective was to retrospectively identify the factors that influenced time to healing. STUDY DESIGN AND METHODS: Over a 2-year period, 157 patients with diabetic foot ulcers were managed in our specialised unit using a standard treatment strategy; 118 were followed until healing or for at least 7 months (range, 7-29) after hospital discharge and form the basis for this study. Predetermined criteria were used to diagnose and manage the lesions. The number of major amputations and the time to healing were the main outcome measures. Univariable and multivariable analyses were done retrospectively to look for factors associated with time to healing. RESULTS: The limb salvage rate was 97.5% and the healing rate was 50% after 10 months and 70% after 16 months. Factors significantly associated with healing time were arterial disease without bypass surgery (p<0.001) and renal replacement therapy (p<0.05). Osteomyelitis, as managed in this study, did not increase the healing time (p > 0.6). CONCLUSION: In high-grade diabetic foot ulcers, standardised conservative management with second-line bone-sparing surgery, if needed, yields an acceptable limb salvage rate. With combined medical and surgical treatment, osteomyelitis is not a poor prognosis factor.

Adult↗

Organ allocation in pediatric transplantation in France.

In France, ministerial decrees in 1995 and 1996 gave children under 16 who are awaiting transplantation national priority for kidneys and livers from donors under 16, and regional priority for kidneys and livers from donors under 30. We analyzed the effects of these changes on waiting time, death on the waiting list, and balance between demand and supply. The percentage of children who received a transplant during the year of registration increased from 40% in 1993 to 67% in 1998 for kidney transplantation, but only from 50% to 67% for liver transplantation. The number of new children registered on the renal transplant waiting list (84 in 1998) and the number transplanted (85 in 1998) are balanced. But, because of the number of children still on the waiting list at the end of each year, there remains an imbalance of about 70 for kidney transplantation. For liver transplantation, there remains an imbalance of about 35. Death on the renal transplant waiting list has been below 2% since 1993. Death on the liver transplant waiting list decreased from 10-20% in 1993-1995 to 3% in 1998. The number of children who died on the thoracic organ waiting list in 1998 was the same as the number transplanted. In conclusion, the new rules governing organ allocation to children in France have shortened waiting time for renal transplantation, but not for liver transplantation. Many children still die on the waiting list for thoracic organ transplantation.

Adolescent↗

[Revision of the "Smoker's Paradox": smoking is not a good prognostic factor immediately after myocardial infarction].

In order to determine the reasons for the low mortality after myocardial infarction in smokers compared with non-smokers (the smoker's paradox), the authors analysed the initial clinical data, the therapeutic interventions and hospital mortality in 790 consecutive patients (555 smokers, 235 non-smokers) admitted to hospital within 6 hours of the first symptoms of acute myocardial infarction and treated by intravenous thrombolytic agents and/or coronary angioplasty. Multivariate analysis with linear regression was used to identify the predictive factors of hospital mortality. The main differences between smokers and non-smokers were age (56 vs 67 years, p < 0.0001), gender (male, 90 vs 60%, p < 0.01), cardiogenic shock on admission (3 vs 8%, p < 0.01). TIMI 3 flow was obtained in the culprit artery in 84% of smokers and 79% of non-smokers (NS). Hospital mortality was 5% in the smoking population and 16% in non-smokers (p < 0.0001). In multivariate analysis, the variables of cardiogenic shock, age, gender and hypertension provided most of the prognostic information and tobacco consumption did not appear to have a protective effect. In patients admitted to hospital with acute myocardial infarction, identical incidences of early reperfusion are obtained in smokers and in non-smokers. However, mortality is higher in the non-smoking group due to more severe clinical characteristics on admission. Tobacco consumption is not a protective factor in the immediate period after acute myocardial infarction.

Aged↗

A multi-state model for evolution of intensive care unit patients: prediction of nosocomial infections and deaths.

Nosocomial (hospital-acquired) infections are very frequent in intensive care units (ICU). The risk of death after severe infection is high, but the precise rate of death in ICU attributable to nosocomial infection is not known. The goal of this project was to build a statistical model to predict the occurrence of nosocomial infections in ICU and the outcome of the patients. We collected data on 676 consecutive patients admitted to an ICU for more than 24 hours between 1993 and 1996. The following data were collected for each patient: history; clinical examination at entry; subsequent infections; outcome. A multi-state heterogeneous semi-Markov model was determined and then validated; the initial data set was randomly split into two groups: two-thirds (450 patients) to build the model and one-third (226 patients) to validate it. The model defined five states: ICU admission; first simple infection; first complicated infection; death, and discharge from the ICU. Transitions between these states determined nine different events. The global model of patient histories can be divided into nine survival models, each corresponding to one of these events. The possible events from a given state were considered to be competing. Since many risk factors induced non-proportional hazard functions, piecewise exponential models were used to model event occurrence. The effect of continuous covariates on hazard functions has been described with a non-parametric method that enables non-linear relations to be shown. Among other things, the model allows patients' post-admission histories to be predicted from data available at ICU admission. The bootstrap estimator of the attributable risk of death due to simple or complicated nosocomial infections is 44.2 percent (95 percent CI 26.0-61.6 percent). We were also able to characterize the most highly exposed patients, those who comprise the high-risk group on whom prevention efforts must be focused.

Cross Infection↗

Analysis of the French liver transplant waiting list, 1992-1996.

BACKGROUND: In organ transplantation, each country has specific rules of allocation. We have retrospectively evaluated the French liver transplant waiting list for the period 1992-1996, during which time the rules for allocation remained stable. Mortality while on the waiting list and waiting times were the two principal endpoints. METHODS: Using the Etablissement Français des Greffes (EFG) registry, the study was conducted in three steps: (1) description of the waiting list population; (2) analysis of the outcome of patients, with the use of a logistic model to explain death while on the waiting list; (3) estimation of waiting times and use of a Cox model to explain waiting times. RESULTS: The distribution of patients with regard to degree of urgency, age, blood type, and liver disease was variable according to the the EFG region. The outcome of patients was variable according to blood type and to EFG region. Patients classed as "extremely urgent" did not have a different outcome compared to elective patients. The logistic model indicated that two factors influenced the death: blood group and EFG region. Waiting times were variable according to EFG region; age and blood group had an influence on waiting times for a graft. The Cox model indicated the independent influence of EFG region on waiting times. CONCLUSION: We found geographical disparities between patients with respect to time on the waiting list. However, the database must be improved by including the risk profile of each patient, leading to changes in rules for a better allocation of transplants.

ABO Blood-Group System↗

Plasma adrenomedullin, a new independent predictor of prognosis in patients with chronic heart failure.

BACKGROUND: Adrenomedullin, a potent endogenous vasodilating and natriuretic peptide, may play an important role in the pathophysiology of chronic heart failure. Plasma levels of immunoreactive adrenomedullin were examined for prediction of prognosis in chronic heart failure. METHODS AND RESULTS: Plasma levels of immunoreactive-ADM (ir-ADM) were measured by radioimmunoassay in 117 chronic heart failure patients with idiopathic or ischaemic cardiomyopathy (mean ejection fraction: 28 +/- 10%, in the NYHA functional class I/II/III/IV:8/73/29/7, and treated with ACE inhibitors and diuretics. Plasma levels of immunoreactive adrenomedullin were significantly increased in chronic heart failure patients by comparison to controls (618 +/- 293 pg x ml(-1) vs 480 +/- 135 pg x ml(-1), P=0.01). During the follow-up period (237 +/- 137 days) 14 cardiovascular deaths and four urgent cardiac transplantations occurred. In the univariate Cox model, immunoreactive adrenomedullin plasma levels were related to prognosis (P=0.004). A multivariate analysis including heart rate, systolic blood pressure, NYHA class, left ventricular ejection fraction, left ventricular echocardiographic end-diastolic diameter, plasma levels of immunoreactive adrenomedullin, endothelin-1, norepinephrine and atrial natriuretic peptide was performed: plasma levels of immunoreactive adrenomedullin (P=0.03), of endothelin-1 (P=0.0001), and systolic blood pressure (P=0.003) were significantly associated with outcome. CONCLUSION: Our results suggest that elevated plasma levels of immunoreactive adrenomedullin are an independent predictor of prognosis in predominantly mild to moderate chronic heart failure treated by conventional therapy and provide additional prognostic information.

Adrenomedullin↗

Human herpes virus-8 and other risk factors for Kaposi's sarcoma in kidney transplant recipients. Groupe Cooperatif de Transplantation d' Ile de France (GCIF).

BACKGROUND: The exact reasons for the high incidence of Kaposi's sarcoma (KS) after kidney transplantation are still unknown. Immunosuppression is classically considered as the main risk factor, but the relative risk contributed by the patient's geographic origin and by human herpes virus (HHV)-8 infection still has to be determined. METHODS: We carried out a retrospective and a prospective study among kidney transplant recipients (TP) to identify the risk factors for posttransplantation KS. Each of 30 KS patients was matched with two controls to investigate the association with geographic origin, immunosuppressive regimen, HHV-8 antibodies before and after transplantation, and other infections. Among TP with new onset of KS, we prospectively evaluated HHV-8 serology and viremia in response to decreased immunosuppression. RESULTS: African and Middle East origins, past infection with hepatitis B, hemoglobin level <12 g/dl, lymphocyte count <750/mm3 at the time of diagnosis and initial use of polyclonal antilymphocyte sera were risk factors for KS. After multivariate analysis, origin in Africa or Middle East and use of antilymphocyte sera for induction remained as independent risk factors. Sixty-eight percent (17/25) of TP with HHV-8 antibodies before or after transplantation developed KS compared with 3% (1/33) of seronegative TP (P<0.00001). HHV-8 DNA was detectable in seven of nine peripheral blood mononuclear cells (PBMC) and in six of six KS lesions at diagnosis; it became negative in PBMC in three of five patients in parallel with tumor regression. CONCLUSION: African and Middle East geographic origins, HHV-8 infection before and after kidney transplantation, and initial use of polyclonal antilymphocyte sera were independent risk factors for KS. The presence of HHV-8 antibodies before or after transplantation was highly predictive of the emergence of posttransplantation KS and conferred a 28-fold increased risk of KS (odds ratio=28.4; 95% confidence interval: 4.9-279). Detection of HHV-8 DNA within PBMC and KS lesions seems related to tumor burden and evolution.

Adult↗

A matched comparison of the combination of prehospital thrombolysis and standby rescue angioplasty with primary angioplasty.

This study sought to assess the rate of acute Thrombolysis In Myocardial Infarction (TIMI) trial grade 3 patency that can be achieved with the combination of prehospital thrombolysis and standby rescue angioplasty in acute myocardial infarction. No large angiographic study has been performed after prehospital thrombolysis to determine the 90-minute TIMI 3 patency rate in the infarct-related artery. Hospital outcome and artery patency were compared to 170 matched patients treated with primary angioplasty. Prehospital thrombolysis was applied 151+/-61 minutes after the onset of pain in 170 patients (56+/-12 years, 86% men), using recombinant tissue-type plasminogen activator, streptokinase, or eminase. Emergency 90-minute angiography was performed in every case. All patients in whom thrombolysis failed underwent rescue angioplasty. After thrombolysis alone, TIMI grade 3 flow in the infarct-related artery was observed in 108 patients (64%), TIMI grade 2 in 12 (7%), and TIMI grade 0 or 1 in 50 (29%). Rescue angioplasty was successful in 47 of 50 attempts. Overall, TIMI 3 patency was achieved in 91%, and additionally TIMI 2 flow in 7% of patients, an average of 113+/-39 minutes after thrombolysis and 55+19 minutes after admission. Therefore, < 2 hours after thrombolysis, only 2% of patients had persistent occlusion (TIMI 0 or 1) of the infarct-related artery. In-hospital mortality was 4% overall (7 of 170), and 3% in the 155 patients in whom TIMI 3 was obtained during the acute phase. Severe hemorrhagic complications occurred in 14 patients (8%) with 2 fatal cerebral hemorrhages (7% of patients required transfusions). The matched comparison with primary PTCA showed no significant difference in hospital outcome. Combined prehospital thrombolysis, 90-minute angiography, and rescue angioplasty yield a high rate of acute TIMI 3 patency rate early after thrombolysis and hospital admission. A randomized, prospective comparison between these 2 reperfusion strategies may be now warranted.

Adult↗