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Related Concept Videos

Flail Chest-II01:26

Flail Chest-II

919
Managing flail chest, a condition characterized by a segment of the chest wall moving independently from the rest of the thoracic cage, requires a comprehensive approach. It includes a thorough assessment of the patient's condition, a diagnostic evaluation to determine the extent of the injury, and the implementation of appropriate medical interventions tailored to the individual's needs.
Assessment:
1. Clinical Evaluation:
History:
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Flail Chest-I01:24

Flail Chest-I

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Overview of Flail Chest
Flail chest is a severe and potentially life-threatening condition characterized by the fracture of three or more adjacent ribs in multiple places. It is most commonly caused by direct impacts and trauma, such as motor vehicle accidents or injuries from a steering wheel impact. It can also occur due to falls in elderly individuals with osteoporosis, or assaults involving sharp objects.
Pathophysiology
The pathophysiology of flail chest is complex, involving fractures of...
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Pneumothorax-I01:26

Pneumothorax-I

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A pneumothorax is a condition where air builds up in the space between the lung and the chest wall, causing the lung to collapse. This condition arises when air enters the space between the parietal and visceral pleura, disrupting the negative pressure essential for lung inflation. This can lead to a partial or complete collapse of the lung.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
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Acute Respiratory Failure-IV01:23

Acute Respiratory Failure-IV

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Respiratory failure can manifest suddenly or gradually, characterized by a rapid decline in PaO2 and a rapid rise in PaCO2. This situation indicates a severe respiratory problem that may quickly become a life-threatening emergency. One of the early signs of hypoxemic Acute Respiratory Failure (ARF) is a change in mental status due to the brain's sensitivity to oxygen levels and changes in acid-base balance. Symptoms such as restlessness, confusion, and agitation suggest inadequate oxygen...
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Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT01:25

Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT

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Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
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Assessment of Ventilation I: Respiratory Rate01:20

Assessment of Ventilation I: Respiratory Rate

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Assessment of Ventilation
A Ventilation assessment is critical for monitoring a patient's health status. Respiration, one of the most accessible vital signs, provides insights into the function of numerous body systems and can indicate serious health issues, such as brainstem injuries from head trauma.
Critical Guidelines for Assessing Ventilation:
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Cutoff Value of Phase Angle by Bioelectrical Impedance Analysis at Admission as a Prognostic Factor in Patients with Acute Heart Failure
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Cutoff Value of Phase Angle by Bioelectrical Impedance Analysis at Admission as a Prognostic Factor in Patients with Acute Heart Failure

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Risk Score for Predicting Mortality in Flail Chest.

Meaghan Zehr1, Neil Klar1, Richard A Malthaner2

  • 1Department of Epidemiology and Biostatistics, Division of Thoracic Surgery, Western University, London, Ontario, Canada.

The Annals of Thoracic Surgery
|June 4, 2015
PubMed
Summary

A new risk score predicts mortality in flail chest patients using age, Glasgow Coma Score, ventilation, CPR, and comorbidities. This tool aids surgeons in deciding on operative repair for flail chest injuries.

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Area of Science:

  • Trauma surgery
  • Critical care medicine
  • Biostatistics

Background:

  • Flail chest injuries present significant mortality and morbidity risks.
  • Operative repair of flail chest is evidence-based but underutilized.
  • A predictive tool is needed to guide treatment decisions.

Purpose of the Study:

  • To develop a simple, bedside risk score for predicting mortality in flail chest patients.
  • To identify preoperative covariates associated with flail chest mortality.
  • To aid surgeons in evaluating the risks and benefits of operative intervention.

Main Methods:

  • A logistic regression model was developed using data from the Ontario Trauma Registry.
  • The model was validated for calibration and discrimination, with optimism correction.
  • Key predictors identified include age, Glasgow Coma Score, ventilation, cardiopulmonary resuscitation, and comorbidities.

Main Results:

  • The developed risk score incorporates five readily available preoperative factors.
  • Mortality risk stratification: <6 points (1%), 6-10 points (5%), 11-15 points (22%), ≥16 points (46%).
  • The model provides a quantitative estimate of mortality risk based on patient factors.

Conclusions:

  • A straightforward, bedside-applicable model for predicting flail chest patient mortality has been created.
  • This risk score can be accessed via spreadsheet applications on handheld devices.
  • The model serves as a valuable tool for surgeons considering operative repair for flail chest injuries.