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1.
World J Crit Care Med ; 12(2): 41-52, 2023 Mar 09.
Artigo em Inglês | MEDLINE | ID: mdl-37034022

RESUMO

Survivors of prolonged intensive care unit (ICU) admissions may present undesirable long-term outcomes. In particular, physical impairment and cognitive dysfunction have both been described in patients surviving episodes requiring mechanical ventilation and sedation. One of the strategies to prevent the aforementioned outcomes involves the implementation of a bundle composed by: (1) Spontaneous awakening trial; (2) Spontaneous breathing trial; (3) Choosing proper sedation strategies; (4) Delirium detection and management; (5) Early ICU mobility; and (6) Family engagement (ABCDEF bundle). The components of this bundle contribute in shortening length of stay on mechanical ventilation and reducing incidence of delirium. Since the first description of the ABCDEF bundle, other relevant therapeutic factors have been proposed, such as introducing music therapy. This mini-review describes the current evidence supporting the use of the ABCDEF bundle, as well as current knowledge on the implementation of music therapy.

2.
Intern Emerg Med ; 18(6): 1789-1796, 2023 09.
Artigo em Inglês | MEDLINE | ID: mdl-37074499

RESUMO

Emergency department patient boarding is associated with hospital mortality and increased hospital length of stay. The objective of the present study is to describe the impact of deploying an Intensive Care team in the ED and its association with sepsis mortality and ICU length of stay. Patients admitted to ICU through the ED with an ICD-10 CM diagnosis of sepsis were included. Preintervention and postintervention phases included 4 and 15 months, respectively. Sepsis time zero, SEP-1 compliance, and lag time from time zero to antibiotic administration were compared. Outcomes of interest were mortality and ICU LOS. 1021 septic patients were included. Sixty-six percent fulfilled compliance with 3 h SEP-1 bundle. Lag time from time zero to antibiotic administration was 75 min. Multivariate analysis showed no association between ICU team in the ED and hospital mortality (Log OR 0.94, CI 0.67-1.34; p = 0.73). The ICU team in the ED was associated with prolonged ICU LOS (Log OR 1.21, CI 1.13-1.30; p < 0.01). Septic shock and ED boarding time were associated with prolonged ICU LOS. Compliance with SEP-1 bundle was associated with its reduction. Implementation of an ICU team in the ED for the treatment of septic patients during high volume hospitalizations is not associated with a reduction of mortality or ICU LOS.


Assuntos
Unidades de Terapia Intensiva , Sepse , Humanos , Tempo de Internação , Sepse/terapia , Cuidados Críticos , Mortalidade Hospitalar , Serviço Hospitalar de Emergência , Antibacterianos , Estudos Retrospectivos
3.
Respir Care ; 68(4): 497-504, 2023 04.
Artigo em Inglês | MEDLINE | ID: mdl-36220192

RESUMO

BACKGROUND: Many COVID-19 studies are constructed to report hospitalization outcomes, with few large multi-center population-based reports on the time course of intra-hospitalization characteristics, including daily oxygenation support requirements. Comprehensive epidemiologic profiles of oxygenation methods used by day and by week during hospitalization across all severities are important to illustrate the clinical and economic burden of COVID-19 hospitalizations. METHODS: This was a retrospective, multi-center observational cohort study of 15,361 consecutive hospitalizations of patients with COVID-19 at 25 adult acute care hospitals in Texas participating in the Society of Critical Care Medicine Discovery Viral Respiratory Illness Universal Study COVID-19 registry. RESULTS: At initial hospitalization, the majority required nasal cannula (44.0%), with an increasing proportion of invasive mechanical ventilation in the first week and particularly the weeks to follow. After 4 weeks of acute illness, 69.9% of adults hospitalized with COVID-19 required intermediate (eg, high-flow nasal cannula, noninvasive ventilation) or advanced respiratory support (ie, invasive mechanical ventilation), with similar proportions that extended to hospitalizations that lasted ≥ 6 weeks. CONCLUSIONS: Data representation of intra-hospital processes of care drawn from hospitals with varied size, teaching and trauma designations is important to presenting a balanced perspective of care delivery mechanisms employed, such as daily oxygen method utilization.


Assuntos
COVID-19 , Prestação Integrada de Cuidados de Saúde , Adulto , Humanos , SARS-CoV-2 , COVID-19/epidemiologia , COVID-19/terapia , Estudos Retrospectivos , Pulmão , Hospitalização
4.
Hosp Pract (1995) ; 50(5): 387-392, 2022 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-36108339

RESUMO

OBJECTIVE: Critically ill patients boarding in the ED have higher mortality rates. Several strategies have been implemented to deliver care to boarding patients. Our institution opted for a strategy consisting on deploying an Intensive Care team in the ED. This article reports outcomes before-and-after implementation of that team. METHODS: On November 2020, a Medical Intensive Care Team was deployed in the ED. The team performed consultations for ICU patients boarding in the ED. A retrospective analysis of critically ill patients arriving to the ED before-and-after team implementation was performed. Outcome data were reviewed. Direct hospitalization costs per patient, and direct costs per department were assessed. Wilcoxon rank sum and Chisq-test were utilized to compare differences pre- and post-implementation. Multivariate analyses to model outcomes toward pre- and post-implementation and other variables were performed. RESULTS: 1,828 and 3,272 patients were included in the pre- and post-intervention groups. ICU LOS (days) pre- and post-intervention were 3 (1,6) and 3 (1,6), respectively (p = 0.41). ICU readmission rates were 6.7% pre-intervention and 7.4% post-intervention (p = 0.37). Total direct costs were US$ 19,928 (11,006, 37,815) and US$ 15,795 (9016, 28,993), respectively (p < 0.01). Multivariate analysis showed no association between team deployment and ICU LOS or readmission. However, there was association between its implementation and hospitalization cost reduction per patient of US$ 7,171. CONCLUSION: The implementation of a Medical Intensive Care team in the ED is not associated with a reduction of ICU LOS or ICU readmission. Nevertheless, its implementation is associated with a reduction of hospitalization costs.


Assuntos
Estado Terminal , Unidades de Terapia Intensiva , Humanos , Estado Terminal/terapia , Tempo de Internação , Estudos Retrospectivos , Serviço Hospitalar de Emergência , Cuidados Críticos
5.
Hosp Pharm ; 57(4): 504-509, 2022 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-35898262

RESUMO

Purpose: To evaluate unfractionated heparin (UFH) dosing guided by antifactor Xa levels during targeted temperature management (TTM) post-cardiac arrest. Methods: Single-center, retrospective, observational study between January 1, 2014 and September 1, 2020. Patients initiated on TTM post-cardiac arrest and UFH were evaluated for inclusion. Patients included were ≥18 years of age and received weight-based UFH for ≥6 hours with 2 antifactor Xa levels drawn at target temperature. Excluded patients had no available temperature readings, received extracorporeal membrane oxygenation (ECMO) or factor Xa inhibitor (within 72 hours), or had hypertriglyceridemia or hyperbilirubinemia. The primary endpoint was to evaluate the proportion of patients that achieved a therapeutic antifactor Xa level between 0.3 and 0.7 IU/mL at steady state during TTM. Secondary endpoints included average UFH dose and average time to therapeutic antifactor Xa level at steady state; percent of first and total antifactor Xa levels subtherapeutic, therapeutic, and supratherapeutic during TTM. Results: A total of 73 patients met inclusion criteria. Of these, 21 patients achieved steady-state therapeutic antifactor Xa levels during TTM. The average time and dose to steady-state therapeutic antifactor Xa levels were 8.1 ± 4.5 hours and 9.9 ± 3.2 units/kg/hour. Overall, 61.7% of first and 47.4% of all antifactor Xa levels were supratherapeutic during TTM. Three (4.1%) patients experienced a major bleeding event. Conclusions: Guideline recommended UFH dosing, 12 or 18 units/kg/hour, during TTM resulted in more supratherapeutic antifactor Xa levels. Reduction of UFH infusion dose to 10 units/kg/hour may be required during TTM to maintain therapeutic antifactor Xa levels.

6.
Proc (Bayl Univ Med Cent) ; 35(2): 145-148, 2022.
Artigo em Inglês | MEDLINE | ID: mdl-35261438

RESUMO

Boarding of critically ill patients in the emergency department (ED) has been associated with mortality and intensive care unit (ICU) length of stay (LOS). This study evaluated whether boarding time in the ED was associated with those outcomes. A retrospective analysis of patients admitted through the ED to the ICU was performed. Information on demographics, severity score, and diagnoses was collected. The continuous primary endpoint of ICU LOS was fitted by a log normal model on covariates, including ED LOS. A multivariate log normal model was also used to model covariates toward ICU LOS. The binary patient expiration status was modeled by univariate and multivariate logistic regressions to evaluate the association of mortality with covariates. ED LOS was not associated with ICU LOS (correlation with an estimate of -0.02 ± 0.06 [SE], P = 0.76). ED LOS was not associated with hospital mortality (estimate correlation of -0.07 ± 0.07 [SE], P = 0.33). Body mass index, APACHE IV score, mechanical ventilation, and diagnosis of COVID-19 were associated with LOS. Age, APACHE IV score, mechanical ventilation, sepsis, and COVID-19 were associated with mortality. In conclusion, ED LOS is not associated with ICU LOS or hospital mortality. These findings may be related to early therapeutic interventions applied in the ED.

7.
Hosp Pract (1995) ; 50(2): 118-123, 2022 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-35212586

RESUMO

OBJECTIVES: Patients infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) frequently present with a febrile illness that may progress to pneumonia and hypoxic respiratory failure. Aerosolized epoprostenol (aEPO) has been evaluated in patients with acute respiratory distress syndrome and refractory hypoxemia. A paucity of literature has assessed the impact of aEPO in patients with SARS-CoV-2 receiving oxygen support with high flow nasal cannula (HFNC). The objective of this study was to evaluate whether aEPO added to HFNC prevents intubation and/or prolong time to intubation compared to controls only treated with HFNC, guided by oxygen saturation goals. METHODS: This was a single-center, retrospective study of adult patients infected with coronavirus 2019 (COVID-19) and admitted to the medical intensive care unit. A total of 60 patients were included. Thirty patients were included in the treatment, and 30 in the control group, respectively. Among patients included in the treatment group, response to therapy was assessed. The need for mechanical ventilation and hospital mortality between responders vs. non-responders was evaluated. RESULTS: The primary outcome of mechanical ventilation was not statistically different between groups. Time from HFNC initiation to intubation was significantly prolonged in the treatment group compared to the control group (5.7 days vs. 2.3 days, P = 0.001). There was no statistically significant difference between groups in mortality or length of stay. Patients deemed responders to aEPO had a lower rate of mechanical ventilation (50% vs 88%, P = 0.025) and mortality (21% vs 63%, P = 0.024), compared with non-responders. CONCLUSION: The utilization of aEPO in COVID-19 patients treated with HFNC is not associated with a reduction in the rate of mechanical ventilation. Nevertheless, the application of this strategy may prolong the time to invasive mechanical ventilation, without affecting other clinical outcomes.


Assuntos
COVID-19 , Ventilação não Invasiva , Insuficiência Respiratória , Adulto , Epoprostenol/uso terapêutico , Humanos , Hipóxia/tratamento farmacológico , Oxigenoterapia , Insuficiência Respiratória/terapia , Estudos Retrospectivos , SARS-CoV-2
8.
Chest ; 159(1): e49-e52, 2021 01.
Artigo em Inglês | MEDLINE | ID: mdl-33422241

RESUMO

CASE PRESENTATION: A 55-year-old woman with COPD, heart failure with preserved ejection fraction (congestive heart failure), diabetes mellitus, and hypertension presented with baseline dyspnea at rest that had worsened over the last week. She reported associated runny nose, congestion, and cough productive of green sputum. She smoked six cigarettes per day and denied alcohol, drugs, or occupational exposure. She was admitted and initiated on treatment for acute exacerbation of COPD; however, her condition did not improve with steroid, ceftriaxone, and nebulized albuterol and budesonide treatments. She had been diagnosed with asthma and COPD without ever undergoing pulmonary function testing. She presented 11 times to the ED with six hospital admissions in the last 1.5 years for worsening dyspnea at rest, wheezing, and lower extremity edema deemed secondary to exacerbation of her COPD or congestive heart failure. She reported medication compliance, which included fluticasone-vilanterol, tiotropium bromide, and furosemide. She repeatedly demonstrated mild vascular congestion on imaging without hyperinflation, a normal to mildly elevated brain natriuretic peptide (<10 to 200 pg/mL), and dyspnea without hypoxia. She was treated normally for both COPD and congestive heart failure exacerbations simultaneously with methylprednisolone, albuterol, and furosemide with rapid improvement over the course of 1 to 2 days. No significant improvement was noted with steroid therapy, despite receiving them as an inpatient and outpatient. At the time of discharge, her symptoms would be at her baseline.


Assuntos
Neoplasias Brônquicas/complicações , Neoplasias Brônquicas/diagnóstico , Dispneia/etiologia , Tumor de Células Granulares/complicações , Tumor de Células Granulares/diagnóstico , Doença Pulmonar Obstrutiva Crônica/complicações , Neoplasias Brônquicas/terapia , Feminino , Tumor de Células Granulares/terapia , Humanos , Pessoa de Meia-Idade
9.
Proc (Bayl Univ Med Cent) ; 33(4): 572-579, 2020 Jun 23.
Artigo em Inglês | MEDLINE | ID: mdl-33100531

RESUMO

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) or novel coronavirus disease 2019 (COVID-19) emerged from China in December 2019 and progressed to become a global pandemic. Our understanding of its pathophysiology and potential management was initially extrapolated from previous epidemics of coronaviruses like SARS and MERS. SARS-CoV-2 is asymptomatic or minimally symptomatic in more than 80% of patients and requires no additional management; however, the remaining patients progress to pneumonia and hypoxemia with ranging severity, including a smaller group that requires intensive care unit admission. To date, there are no approved treatments for SARS-CoV-2, and current management is focused on supplemental oxygen and supportive care. The antiviral medication remdesivir recently received emergency use authorization by the US Food and Drug Administration for patients with severe disease. Multiple clinical trials evaluating different treatment modalities such as antivirals, immunomodulators, convalescent plasma, and monoclonal antibodies, among others, are still ongoing. We believe that patients present with clinical phenotypes that correlate with the spectrum of disease. Each phenotype may benefit from one or multiple interventions. We discuss treatments under evaluation in clinical trials and their potential application based on clinical phenotype presentation.

11.
Proc (Bayl Univ Med Cent) ; 33(3): 357-365, 2020 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-32675953

RESUMO

Acute respiratory distress syndrome (ARDS) is a prevalent cause of acute respiratory failure with high rates of mortality, as well as short- and long-term complications, such as physical and cognitive impairment. Therefore, early recognition of this syndrome and application of well-demonstrated therapeutic interventions are essential to change the natural course of this entity and bring about positive clinical outcomes. In this article, we review updated concepts in ARDS. Specifically, we discuss the current definition of ARDS, its risk factors, and the evidence supporting ventilation management, adjunctive therapies, and interventions required in refractory hypoxemia.

12.
Proc (Bayl Univ Med Cent) ; 33(1): 10-14, 2020 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-32063756

RESUMO

Epoprostenol, a pulmonary vasodilator, is used to reduce pulmonary artery pressure. Its inhaled administration results in ventilation and perfusion matching with oxygenation improvement. Epoprostenol is used as treatment for various conditions, particularly acute respiratory distress syndrome (ARDS) and pulmonary arterial hypertension. In 2018, Baylor University Medical Center implemented a policy for inhaled epoprostenol utilization aimed at standardizing clinical practice. This study analyzed epoprostenol utilization patterns in patients with ARDS after implementation of this administration policy. Drug responders and nonresponders were compared for clinical outcomes and physiologic changes before and after use, and policy compliance was evaluated. Of 79 eligible patients, 30 fulfilled inclusion criteria: 14 (47%) had ARDS and 16 (53%) had non-ARDS. In all patients with ARDS, epoprostenol was a second rescue agent after neuromuscular blockade, prone positioning, corticosteroids, and extracorporeal membrane oxygenation. Epoprostenol was associated with statistically significant improvement of oxygenation before and after utilization in patients with ARDS (ratio of arterial oxygen partial pressure to fractional inspired oxygen 70 vs 140, respectively; P = 0.04). Overall, 10 (71%) ARDS patients were epoprostenol responders; 9 (56%) were deemed responders among subjects with non-ARDS. Comparison of outcomes between responders and nonresponders showed no statistically significant variations. Policy compliance was obtained in 24 (80%) patients.

13.
Hepatology ; 72(5): 1747-1757, 2020 11.
Artigo em Inglês | MEDLINE | ID: mdl-32083761

RESUMO

BACKGROUND AND AIMS: Compared to other chronic diseases, patients with chronic liver disease (CLD) have significantly higher inpatient mortality; accurate models to predict inpatient mortality are lacking. Serum lactate (LA) may be elevated in patients with CLD due to both tissue hypoperfusion as well as decreased LA clearance. We hypothesized that a parsimonious model consisting of Model for End-Stage Liver Disease (MELD) and LA at admission may predict inpatient mortality in patients with CLD. APPROACH AND RESULTS: We examined all patients with CLD in two large and diverse health care systems in Texas (North Texas [NTX] and Central Texas [CTX]) between 2010 and 2015. We developed (n = 3,588) and validated (n = 1,804) a model containing MELD and LA measured at the time of hospitalization. We further validated the model in a second cohort of 14 tertiary care hepatology centers that prospectively enrolled nonelective hospitalized patients with cirrhosis (n = 726). MELD-LA was an excellent predictor of inpatient mortality in development (concordance statistic [C-statistic] = 0.81, 95% confidence interval [CI] 0.79-0.82) and both validation cohorts (CTX cohort, C-statistic = 0.85, 95% CI 0.78-0.87; multicenter cohort C-statistic = 0.82, 95% CI 0.74-0.88). MELD-LA performed especially well in patients with specific cirrhosis diagnoses (C-statistic = 0.84, 95% CI 0.81-0.86) or sepsis (C-statistic = 0.80, 95% CI 0.78-0.82). For MELD score 25, inpatient mortality rates were 11.2% (LA = 1 mmol/L), 19.4% (LA = 3 mmol/L), 34.3% (LA = 5 mmol/L), and >50% (LA > 8 mmol/L). A linear increase (P < 0.01) was seen in MELD-LA and increasing number of organ failures. Overall, use of MELD-LA improved the risk prediction in 23.5% of patients compared to MELD alone. CONCLUSIONS: MELD-LA (bswh.md/meldla) is an early and objective predictor of inpatient mortality and may serve as a model for risk assessment and guide therapeutic options.


Assuntos
Doença Hepática Terminal/mortalidade , Mortalidade Hospitalar , Ácido Láctico/sangue , Cirrose Hepática/mortalidade , Índice de Gravidade de Doença , Idoso , Tomada de Decisão Clínica , Técnicas de Apoio para a Decisão , Doença Hepática Terminal/sangue , Doença Hepática Terminal/diagnóstico , Doença Hepática Terminal/terapia , Feminino , Humanos , Cirrose Hepática/sangue , Cirrose Hepática/diagnóstico , Cirrose Hepática/terapia , Masculino , Pessoa de Meia-Idade , Nomogramas , Admissão do Paciente/estatística & dados numéricos , Estudos Prospectivos , Medição de Risco/métodos , Medição de Risco/estatística & dados numéricos
14.
Proc (Bayl Univ Med Cent) ; 32(4): 534-537, 2019 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-31656412

RESUMO

Critically ill patients admitted to the intensive care unit (ICU) frequently require ventilatory support. To provide this life-saving therapy, oral intubation or tracheostomy placements are needed. Consequently, verbal ability to communicate is lost. Furthermore, depending on the severity of the clinical condition and other comorbidities, patients commonly develop ICU-acquired weakness, which may preclude gestural communication and motor abilities. Under this circumstance, the patient's inability to interact with health care providers and/or family members results in psychological alterations, as well as isolation and reduction of self-esteem. A variety of tools have been developed to improve patient-clinician communication. This article reviews patient complications due to lack of communication, available tools to enhance interactions, and current published evidence to support communication tools.

15.
Proc (Bayl Univ Med Cent) ; 32(3): 397-398, 2019 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-31384199

RESUMO

Combined pulmonary-renal hydralazine-induced vasculitis is rare, and hereditary afibrinogenemia is also rare. We present a case of a 62-year-old man with a history of hereditary afibrinogenemia who presented with hemoptysis and hematuria. Although he had prior episodes of hemoptysis that resolved with repletion of fibrinogen levels, a hydralazine-induced vasculitis was the ultimate cause of his recurrent hemoptysis and hematuria. Hydralazine was held and after transfusion with cryoprecipitate, he was treated with prednisone and rituximab.

16.
Proc (Bayl Univ Med Cent) ; 31(2): 177-179, 2018 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-29706811

RESUMO

Acute respiratory distress syndrome is the result of an acute inflammatory response of the lungs, causing severe hypoxemia. A variety of therapeutic modalities have been extensively studied, with only a few demonstrating improvement in survival. Specifically, mechanical ventilation with use of low tidal volumes, prone positioning, and treatment with neuromuscular blocking agents have proven beneficial. This article focuses on the utilization of neuromuscular blocking agents in this entity. In particular, we briefly review the mechanism of action of neuromuscular blockades, the latest published evidence supporting their use in acute respiratory distress syndrome, and current recommendations for their utilization in clinical practice.

17.
Proc (Bayl Univ Med Cent) ; 31(1): 1-5, 2018 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-29686542

RESUMO

Optimal mechanical ventilation management in patients with the acute respiratory distress syndrome (ARDS) involves the use of low tidal volumes and limited plateau pressure. Refractory hypoxemia may not respond to this strategy, requiring other interventions. The use of prone positioning in severe ARDS resulted in improvement in 28-day survival. To determine whether mechanical ventilation strategies or other parameters affected survival in patients undergoing prone positioning, a retrospective analysis was conducted of a consecutive series of patients with severe ARDS treated with prone positioning. Demographic and clinical information involving mechanical ventilation strategies, as well as other variables associated with prone positioning, was collected. The rate of in-hospital mortality was obtained, and previously described parameters were compared between survivors and nonsurvivors. Forty-three patients with severe ARDS were treated with prone positioning, and 27 (63%) died in the intensive care unit. Only three parameters were significant predictors of survival: APACHE II score (P = 0.03), plateau pressure (P = 0.02), and driving pressure (P = 0.04). The ability of each of these parameters to predict mortality was assessed with receiver operating characteristic curves. The area under the curve values for APACHE II, plateau pressure, and driving pressure were 0.74, 0.69, and 0.67, respectively. In conclusion, in a group of patients with severe ARDS treated with prone positioning, only APACHE II, plateau pressure, and driving pressure were associated with mortality in the intensive care unit.

18.
J Intensive Care Med ; 33(11): 635-644, 2018 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-27913775

RESUMO

BACKGROUND: The role of B-type natriuretic peptide (BNP) is less understood in the risk stratification of patients with an acute exacerbation of chronic obstructive pulmonary disease (AECOPD), especially in patients with normal left ventricular ejection fraction (LVEF). METHODS: This retrospective study from 2008 to 2012 evaluated all adult patients with AECOPD having BNP levels and available echocardiographic data demonstrating LVEF ≥40%. The patients were divided into groups 1, 2, and 3 with BNP ≤ 100, 101 to 500, and ≥501 pg/mL, respectively. A subgroup analysis was performed for patients without renal dysfunction. Outcomes included need for and duration of noninvasive ventilation (NIV) and mechanical ventilation (MV), NIV failure, reintubation at 48 hours, intensive care unit (ICU) and total length of stay (LOS), and in-hospital mortality. Two-tailed P < .05 was considered statistically significant. RESULTS: Of the total 1145 patients, 550 (48.0%) met our inclusion criteria (age 65.1 ± 12.2 years; 271 [49.3%] males). Groups 1, 2, and 3 had 214, 216, and 120 patients each, respectively, with higher comorbidities and worse biventricular function in higher categories. Higher BNP values were associated with higher MV use, NIV failure, MV duration, and ICU and total LOS. On multivariate analysis, BNP was an independent predictor of higher NIV and MV use, NIV failure, NIV and MV duration, and total LOS in groups 2 and 3 compared to group 1. B-type natriuretic peptide continued to demonstrate positive correlation with NIV and MV duration and ICU and total LOS independent of renal function in a subgroup analysis. CONCLUSION: Elevated admission BNP in patients with AECOPD and normal LVEF is associated with worse in-hospital outcomes and can be used to risk-stratify these patients.


Assuntos
Peptídeo Natriurético Encefálico/sangue , Avaliação de Resultados da Assistência ao Paciente , Doença Pulmonar Obstrutiva Crônica/sangue , Doença Pulmonar Obstrutiva Crônica/fisiopatologia , Função Ventricular Esquerda , Idoso , Biomarcadores/sangue , Cuidados Críticos , Progressão da Doença , Feminino , Mortalidade Hospitalar , Humanos , Rim/fisiopatologia , Tempo de Internação , Masculino , Pessoa de Meia-Idade , Ventilação não Invasiva , Doença Pulmonar Obstrutiva Crônica/mortalidade , Doença Pulmonar Obstrutiva Crônica/terapia , Respiração Artificial , Estudos Retrospectivos , Medição de Risco/métodos , Fatores de Tempo
19.
Respir Care ; 62(7): 947-952, 2017 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-28351905

RESUMO

BACKGROUND: Administration of cisatracurium in severe ARDS decreases in-hospital mortality. Whether clinical outcomes are cisatracurium-specific or related with all neuromuscular blockers is unknown. This study aimed to compare outcomes in severe ARDS patients treated with cisatracurium versus atracurium. METHODS: Patients admitted in ICUs with a diagnosis of severe ARDS and treated with neuromuscular blocking agents within 72 h of diagnosis were included. Subjects treated with cisatracurium versus atracurium were compared. The primary outcome was improvement in oxygenation, defined as the difference of PaO2 /FIO2 at 72 h post-initiation of neuromuscular blocking agents. Secondary outcomes were ventilator-free days at day 28, ICU and hospital lengths of stay, and hospital mortality. RESULTS: Seventy-six subjects with ARDS were included in the study. Eighteen subjects (24%) were treated with atracurium, whereas 58 (76%) were treated with cisatracurium. Equivalent dosages of sedation and analgesia as well as use of brain function monitoring technology were similar between both groups. There were no differences in clinical outcomes. Specifically, improvement of PaO2 /FIO2 was a median (interquartile range [IQR]) of 65 (25-162) in the atracurium group and 66 (IQR 16-147) in the cisatracurium group (P = .65). Ventilator-free days at day 28 were 13 d (IQR 0-22 d) and 15 d (IQR 8-21 d) in the atracurium and cisatracurium groups, respectively (P = .72). ICU length or stay was 18 d (IQR 8-34 d) in the atracurium group and 15 d (IQR 9-22 d) in the cisatracurium group (P = .34). In-hospital mortality was 50% for the atracurium population and 62% for the cisatracurium group (P = .42) CONCLUSIONS: Among subjects with early severe ARDS, the utilization of atracurium versus cisatracurium within 72 h of admission was not associated with significant differences in clinical outcomes.


Assuntos
Atracúrio/análogos & derivados , Atracúrio/administração & dosagem , Bloqueadores Neuromusculares/administração & dosagem , Síndrome do Desconforto Respiratório/tratamento farmacológico , Adulto , Idoso , Feminino , Mortalidade Hospitalar , Humanos , Tempo de Internação , Masculino , Pessoa de Meia-Idade , Consumo de Oxigênio/efeitos dos fármacos , Respiração Artificial/estatística & dados numéricos , Síndrome do Desconforto Respiratório/mortalidade , Síndrome do Desconforto Respiratório/fisiopatologia , Estudos Retrospectivos , Resultado do Tratamento
20.
ASAIO J ; 62(5): 607-12, 2016.
Artigo em Inglês | MEDLINE | ID: mdl-27347707

RESUMO

Mechanical ventilation support for acute respiratory distress syndrome (ARDS) patients involves the use of low tidal volumes and positive end-expiratory pressure. Nevertheless, the optimal ventilator strategy for ARDS patients undergoing extracorporeal membrane oxygenation (ECMO) therapy remains unknown. A retrospective analysis of a consecutive series of adult ARDS patients treated with V-V ECMO from October 2012 to May 2015 was performed. Mechanical ventilation data, as well as demographic and clinical data, were collected. We assessed the association between ventilator data and outcomes of interest. The primary outcome was hospital survival. Secondary outcome was 30 day survival posthospital discharge. Sixty-four ARDS patients were treated with ECMO. Univariate analysis showed that plateau pressure was independently associated with hospital survival. Tidal volume, positive end-expiratory pressure (PEEP), and plateau were independently associated with 30 day survival. Multivariate analysis, after controlling for covariates, revealed that a 1 unit increase in plateau pressure was associated with a 21% decrease in the odds of hospital survival (95% confidence interval [CI] = 6.39-33.42%, p = 0.007). In regards to 30 day survival postdischarge, a 1 unit increase in plateau pressure was associated with a 14.4% decrease in the odds of achieving the aforementioned outcome (95% CI = 1.75-25.4%, p = 0.027). Also, a 1 unit increase in PEEP was associated with a 36.2% decrease in the odds of 30 day survival (95% CI = 10.8-54.4%, p = 0.009). Among ARDS patients undergoing ECMO therapy, only plateau pressure is associated with hospital survival. Plateau pressure and PEEP are both associated with 30 day survival posthospital discharge.


Assuntos
Oxigenação por Membrana Extracorpórea/métodos , Respiração com Pressão Positiva/métodos , Síndrome do Desconforto Respiratório/terapia , Adulto , Oxigenação por Membrana Extracorpórea/mortalidade , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Respiração com Pressão Positiva/mortalidade , Síndrome do Desconforto Respiratório/mortalidade , Estudos Retrospectivos , Volume de Ventilação Pulmonar
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