Publications by authors named "Joao B Rezende-Neto"

Background: Since current fascial traction methods involve invasive procedures, they are generally employed late in the management of the open abdomen (OA). This study aimed to evaluate early versus late placement of a non-invasive, pressure-regulated device for fascial reapproximation and gap reduction in OA patients.

Methods: The study included all patients who had the abdominal fascia intentionally left open after damage control operation for trauma and emergency general surgery and were managed with the device in an academic hospital between January 1, 2020, and December 31, 2023.

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Article Synopsis
  • Traumatic hemothorax management failure is a significant issue, with 19% of cases requiring secondary interventions like surgery or drainage after initial treatments like observation or pleural drainage.
  • Factors predicting management failure vary by treatment approach: more rib fractures and pulmonary contusions increase failure risk during observation, while chest injury severity and the volume of hemothorax drained are crucial after pleural drainage.
  • The study analyzed performance across 17 trauma centers, finding significant variation in management failure rates, suggesting the importance of trauma center capabilities in improving patient outcomes.
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Background: Primary closure of the fascia at the conclusion of a stage laparotomy can be a challenging task. Current techniques to medialize the fascial edges in open abdomens entail several trips to the operating room and could result in fascial damage. We conducted a pilot study to investigate a novel non-invasive device for gradual reapproximation of the abdominal wall fascia in the open abdomen.

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Background: The natural history of traumatic hemothorax (HTX) remains unclear. We aimed to describe outcomes of HTX following tube thoracostomy drainage and to delineate factors that predict progression to a retained hemothorax (RH). We hypothesized that initial large-volume HTX predicts the development of an RH.

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Background: The best way to control hemorrhage from cardiac injuries is through digital occlusion followed by suture. However, this is difficult to accomplish in the emergency department (ED) setting. Generally, temporary control is obtained in advance of definitive treatment in the operating room.

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Objective: to investigate the effect of standardized interventions in the management of tube thoracostomy patients and to assess the independent effect of each intervention.

Methods: A chest tube management protocol was assessed in a retrospective cohort study. The tube thoracostomy protocol (TTP) was implemented in August 2012, and consisted of: antimicrobial prophylaxis, chest tube insertion in the operating room (OR), admission post chest tube thoracostomy (CTT) in a hospital floor separate from the emergency department (ED), and daily respiratory therapy (RT) sessions post-CTT.

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Objective: to analyze the associated factors with empyema in patients with post-traumatic retained hemothorax.

Methods: prospective observational study. Data were collected in patients undergoing PD during emergency duty.

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Background: Preemptive treatment of trauma-associated coagulopathy involves transfusion of fresh frozen plasma (FFP) at 1:1 ratio with red blood cells (RBCs), but the optimal ratio remains controversial. In combat theaters, fresh whole blood (FWB) is also an option. The objective of this study was to determine the effect of FFP:RBC ratios 1:1, 1:2, 1:3 and FWB on coagulation during resuscitation.

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Purpose: To investigate hemostatic effects of supplementary factor XIII and desmopressin (DDAVP) in resuscitation of uncontrolled bleeding.

Methods: Fifty-four rabbits were randomized in nine groups: G1: Sham; G2: FXIII and normotensive resuscitation (NBP); G3: FXIII and permissive hypotension (PH) (MAP 60% baseline); G4: FXIII/DDAVP/NBP; G5: FXIII/DDAVP/PH; G6: NBP only; G7: FXIII no hemorrhage; G8: FXIII/DDAVP no hemorrhage; G9: PH only. Thromboelastometry and intra-abdominal blood loss were assessed.

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We describe an unusual case of a 74-year-old woman who presented with signs and symptoms of small-bowel obstruction and a clinically appreciable, irreducible, left-sided lumbar hernia associated with previous iliac crest bone graft harvesting. Palpation of the hernia demonstrated a small, firm mass within the loops of herniated bowel. CT scanning recognised an intraluminal gallstone at the transition point, establishing the diagnosis of gallstone ileus within an incarcerated lumbar hernia.

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Thromboelastometry was used to evaluate blood coagulation in anesthetized rats after intravenous administration of Tityus serrulatus scorpion venom (Tx). Tracheostomy followed by catheterization of the left jugular vein and right carotid artery were performed for Tx or Ringer's lactate solution injection and blood sample harvesting, respectively. Blood samples were obtained at the beginning of the experiments (baseline) and at two, five, 15, 30, and 60 min after intoxication.

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Introduction: Inflammation plays a major role in the multifactorial process of trauma associated coagulopathy. The vagus nerve regulates the cholinergic anti-inflammatory pathway. We hypothesized that efferent vagus nerve stimulation (VNS) can improve coagulopathy by modulating the inflammatory response to hemorrhage.

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Duodenal trauma is an infrequent injury, but linked to high morbidity and mortality. Surgical management of duodenal injuries is dictated by: patient's hemodynamic status, injury severity, time of diagnosis, and presence of concomitant injuries. Even though most cases can be treated with primary repair, some experts advocate adjuvant procedures.

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The meeting of the Publication "Evidence Based Telemedicine - Trauma and Emergency Surgery" (TBE-CiTE), through literature review, selected three recent articles on the treatment of victims stab wounds to the abdominal wall. The first study looked at the role of computed tomography (CT) in the treatment of patients with stab wounds to the abdominal wall. The second examined the use of laparoscopy over serial physical examinations to evaluate patients in need of laparotomy.

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Patients in the setting of the intensive care unit can develop intra-abdominal complications that may worsen outcome. Clinical suspicion of such complications coupled with early diagnosis and treatment may reduce morbidity and mortality associated with these processes. This article addresses the diagnosis and management of some of the common causes of intra-abdominal catastrophes.

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Introduction: The objective of this study was to investigate regional organ perfusion acutely following uncontrolled hemorrhage in an animal model that simulates a penetrating vascular injury and accounts for prehospital times in urban trauma. We set forth to determine if hypotensive resuscitation (permissive hypotension) would result in equivalent organ perfusion compared to normotensive resuscitation.

Methods: Twenty four (n=24) male rats randomized to 4 groups: Sham, No Fluid (NF), Permissive Hypotension (PH) (60% of baseline mean arterial pressure - MAP), Normotensive Resuscitation (NBP).

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We report a case of a secondary projectile emanated from a fractured human bone from a victim of a bomb explosion. We also refer to the potential of transmition of blood-borne or body fluid pathogens by this mechanism of injury.

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Objective: To describe the characteristics of victims of powdered glass-coated (manja) kite line injuries admitted to a trauma hospital in Belo Horizonte, Brazil.

Methods: Cross-sectional study of victims with powdered glass-coated kite line injuries between 2005 and 2009. Data were obtained retrospectively from medical records.

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Background: Hemorrhage is a leading cause of death in trauma patients and coagulopathy is a significant contributor. Although the exact mechanisms of trauma-associated coagulopathy (TAC) are incompletely understood, hemostatic resuscitation strategies have been developed to treat TAC. Our study sought to identify which trauma patients develop TAC and the factors associated with its development, to describe the natural history of TAC, and to identify patients with TAC who may not require hemostatic resuscitation.

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