Publications by authors named "Bruno DiGiovine"

Introduction: Inhaled epoprostenol (iEpo) is a pulmonary vasodilator used to treat refractory respiratory failure, including that caused by Coronavirus 2019 (COVID-19) pneumonia.

Aim Of Study: To describe the experience at three teaching hospitals using iEpo for severe respiratory failure due to COVID-19 and evaluate its efficacy in improving oxygenation.

Methods: Fifteen patients were included who received iEpo, had confirmed COVID-19 and had an arterial blood gas measurement in the 12 hours before and 24 hours after iEpo initiation.

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Article Synopsis
  • - The COVID-19 pandemic highlighted a growing shortage of respiratory therapists (RTs), prompting the development of a new role, "respiratory therapist extender" (RTE), to help alleviate this issue with the help of medical students.
  • - A training program was created for 25 University of Michigan medical students, which included online and in-person components focused on basic respiratory care and patient management under the supervision of a licensed RT.
  • - The first group of trained RTEs was able to start providing patient care within a week, demonstrating the feasibility of quickly preparing medical students for urgent healthcare needs while also emphasizing the importance of ongoing safety monitoring.
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Background: Institutional harm reduction campaigns are essential in improving safe practice in critical care. Our institution embarked on an aggressive project to measure harm. We hypothesized that critically ill surgical patients were at increased risk of harm compared with medical intensive care patients.

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Background And Objective: Pneumonia is a common admitting diagnosis in the intensive care unit (ICU). When aspiration is suspected, antibiotics to cover anaerobes are frequently used, but in the absence of clear risk factors, current guidelines have questioned their role. It is unknown how frequently these guidelines are followed.

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Traditional interviews for residency and fellowship training programs are an important component in the selection process, but can be of variable value due to a nonstandardized approach. We redesigned the candidate interview process for our large pulmonary and critical care medicine fellowship program in the United States using a behavioral-based interview (BBI) structure. The primary goal of this approach was to standardize the assessment of candidates within noncognitive domains with the goal of selecting those with the best fit for our institution's fellowship program.

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Objectives: To evaluate the impact of a multi-ICU quality improvement collaborative implementing a protocol-based resuscitation bundle to treat septic shock patients.

Design: A difference-in-differences analysis compared patient outcomes in hospitals participating in the Michigan Health & Hospital Association Keystone Sepsis collaborative (n = 37) with noncollaborative hospitals (n = 50) pre- (2010-2011) and postimplementation (2012-2013). Collaborative hospitals were also stratified as high (n = 19) and low (n = 18) adherence based on their overall bundle adherence.

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Background: Pressure ulcer formation continues to be problematic in acute care settings, especially intensive care units (ICUs). Our institution developed a program for early mobility in the ICU using specially trained nursing aides. The goal was to impact hospital-acquired pressure ulcers incidence as well as factors associated with ICU deconditioning by using specially trained personnel to perform the acute early mobility interventions.

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Purpose: We evaluated the outcome of hypotensive ward patients who re-deteriorated after initial stabilization by the Medical Emergency Team (MET) in our hospital, due to limited data in this regard.

Methods: One thousand one hundred seventy-nine MET calls in 32184 ward patients from January 2009 to August 2011 were evaluated. Four hundred ten hypotensive patients met study criteria and were divided into: (1)"Immediate Transfers (IT), n = 136":admitted by MET to intensive care unit (ICU) immediately; (2)"Re-deteriorated Transfers (RDT) n = 72":initially stabilized and signed off by MET, but later re-deteriorated within 48-hours and admitted to ICU; (3)"Ward Patients (WP) n = 202": remained stable on ward after treatment.

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Background: How compliance with a ventilator bundle is monitored varies from institution to institution. Some institutions rely on the primary intensive care unit team to review the bundle during their rounds; others rely on a separate team of health care personnel that may include representatives from disciplines such as nursing, respiratory therapy, and pharmacy.

Objectives: To compare rates of compliance with ventilator bundle components between a dedicated ventilator bundle rounding team and the primary intensive care unit rounding team in a 68-bed medical intensive care unit.

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Objectives: The Child Health Corporation of America formed a multicenter collaborative to decrease the rate of pediatric codes outside the ICU by 50%, double the days between these events, and improve the patient safety culture scores by 5 percentage points.

Methods: A multidisciplinary pediatric advisory panel developed a comprehensive change package of process improvement strategies and measures for tracking progress. Learning sessions, conference calls, and data submission facilitated collaborative group learning and implementation.

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Background: Different formulas have been proposed to exclude restriction based on spirometry, however none of them have specifically tested the patients whose spirometry show both obstruction and a low forced vital capacity (FVC).

Study Objective: The study was designed to create an algorithm that would better predict the absence of restriction in such patients.

Design: Retrospective analysis of prospectively collected data.

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Background: Data on the perfomance of physician assistants in a medical intensive care unit are scarce.

Objective: To compare clinical outcomes between patients admitted to a resident-run MICU and a PA-run MICU.

Methods: Retrospective analysis of prospectively collected MICU data was performed for 5,346 patients admitted to an MICU from January 2004 through January 2007; 3,971 patients were admitted to a resident-run MICU (resident group) and 1,375 to a PA-run MICU (PA group).

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Unlabelled: While clinicians' management of severe sepsis and septic shock has been positively influenced by a number of clinical research studies in the last decade, challenges remain regarding early hemodynamic optimization as envisioned in the Surviving Sepsis Campaign's (SSC) resuscitation bundle (RB). We examined the impact of a hospital-wide continuous quality improvement (CQI) initiative on patients presenting with severe sepsis and septic shock, and the impact of the sepsis RB on patient outcomes when completed beyond the 6-hour recommendation period. The study was an 18-month, prospective cohort study enrolling patients who met the definition of severe sepsis or septic shock.

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Background: Over the past decade, regulatory bodies have heightened their emphasis on health care quality and safety. Education of physicians is a priority in this effort, with the Accreditation Council for Graduate Medical Education requiring that trainees attain competence in practice-based learning and improvement and systems-based practice. To date, several studies about the use of resident education related to quality and safety have been published, but no comprehensive interdisciplinary curricula seem to exist.

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Objective: To determine the effect of early enteral feeding on the outcome of critically ill medical patients whose hemodynamic condition is unstable.

Methods: Prospectively collected data in a multi-institutional medical intensive care unit database were analyzed retrospectively. A total of 1174 patients were identified who required mechanical ventilation for more than 2 days and were treated with vasopressor agents to support blood pressure.

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Background: American Thoracic Society (ATS) guidelines for methacholine challenge testing (MCT) discuss specific airways conductance (sG(aw)) as a surrogate marker for forced expiratory volume in the first second (FEV(1)) to diagnose airways obstruction. The guidelines suggest a cutoff value of 45% drop in sG(aw) to diagnose a positive MCT. However, there is no available evidence that supports this cutoff value of 45%.

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Background: A 20% change in forced expiratory volume in 1 second (FEV(1)) during methacholine challenge testing (MCT) is a reliable marker of asthma. When the FEV(1) decrease is < 20%, there is controversy whether other changes in flows and conductance may be useful. We conducted this study to determine whether changes in sGaw, FEF(25 - 75), and FEV(1) in a negative MCT could predict future occurrence of asthma over a 3-year period.

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Background: Depression is an important comorbidity for patients with chronic obstructive pulmonary disease (COPD). The association between depression and acute exacerbations of COPD is unknown. This study was designed to determine the frequency of COPD exacerbations in outpatients with and without depressive symptoms.

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Background: A 72 year old male was admitted to the medical intensive care unit with septic shock.

Case Presentation: A left subclavian central venous catheter was inserted on the day of admission whose tip was pushing against the wall of the vessel lumen. The patient's condition improved with treatment, but three days later had a new episode of acute hypotension.

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Background: Pressure-support ventilation (PSV) is more comfortable than volume controlled-continuous mandatory ventilation (VC-CMV) in acute hypercapnic respiratory failure, in patients undergoing noninvasive ventilation. Physiologic measurements of patient status have been compared in PSV and VC-CMV in endotracheally intubated patients, but patient perception of comfort has not been measured in this population.

Objective: To determine if PSV is more comfortable than VC-CMV (volume-cycled, flow-limited) in intubated mechanically ventilated patients.

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Henry Ford Hospital is undertaking multiple initiatives to reduce patient mortality. One such project is the deployment of a rapid response team (RRT). Rapid response teams contribute to reducing in-patient mortality rates by identifying and treating patients at risk for physiological deterioration outside the intensive care unit (ICU) setting.

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Study Objectives: To determine the impact of early enteral feeding on the outcome of critically ill medical patients.

Design: Retrospective analysis of a prospectively collected large multi-institutional ICU database.

Patients: A total of 4,049 patients requiring mechanical ventilation for > 2 days.

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Study Objectives: Black patients undergo surgical treatment for early stage lung cancer less often than whites. We wanted to determine the causes for the racial difference in resection rates.

Design: We studied a retrospective cohort of patients who presented to our institution with potentially resectable lung cancer (stage I or II) between the years 1995 and 1998, inclusive.

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