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Related Concept Videos

Pulmonary Embolism I: Introduction01:29

Pulmonary Embolism I: Introduction

Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
Pulmonary Embolism I: Introduction01:19

Pulmonary Embolism I: Introduction

A blood clot, or thrombus, is a semi-solid mass composed of fibrin, platelets, and red blood cells. When it forms within a vessel, it can obstruct blood flow, known as thrombosis. If part of the clot detaches, it becomes an embolus that can travel and block distant vessels. When this occurs in the pulmonary arteries, it causes a condition known as pulmonary embolism (PE).Origin and ImpactMost often, the embolus originates from a thrombus in the deep veins of the lower limbs, a condition called...
Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care01:29

Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care

Diagnosing Pulmonary EmbolismDiagnosing pulmonary embolism (PE) involves clinical assessment and advanced imaging tests. The preferred diagnostic tool is the spiral (helical) CT scan or CT angiography (CTA), which uses intravenous contrast media to visualize the pulmonary vasculature and identify emboli.A ventilation-perfusion (V/Q) scan is an alternative for patients unable to receive contrast media. This scan includes both perfusion and ventilation scanning. Perfusion scanning involves...
Pulmonary Embolism III: Nursing Management01:27

Pulmonary Embolism III: Nursing Management

A pulmonary embolism occurs when a thrombus, amniotic fluid, tumor tissue, fat, or air embolus blocks one or more pulmonary arteries. Effective nursing management and patient education are crucial for improving outcomes and preventing recurrence.Nursing management starts with obtaining a comprehensive patient history, particularly noting any history of deep vein thrombosis (DVT). Assess for clinical manifestations, including dyspnea, chest pain, crackles, heart murmurs, and signs of right-sided...
Pharmacokinetics in Pediatric Patients: Drug Excretion01:26

Pharmacokinetics in Pediatric Patients: Drug Excretion

In pediatric medicine, understanding the renal function and drug elimination nuances is crucial for administering safe and effective treatments. Newborns, in particular, display markedly slower renal functions than adults, profoundly affecting how drugs are cleared from their bodies. This slower drug clearance requires clinicians to extend the dosing intervals for many medications to prevent drug accumulation and toxicity while ensuring therapeutic efficacy.One key area where these adjustments...
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Pharmacokinetics in Pediatric Patients: Drug Metabolism

In pediatric care, understanding the nuances of hepatic drug metabolism is crucial, as it significantly differs from that of adults. This divergence is primarily due to the developmental stage of drug-metabolizing enzymes, which affects how medications are processed in the body. In neonates, for instance, the activity of Phase I enzymes—critical for the initial breakdown of drugs—is markedly reduced, functioning at just 20–40% of the levels seen in adults. This reduction poses a challenge in...

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Related Experiment Videos

Pulmonary embolism in pediatrics.

Catherine Patocka1, Joe Nemeth

  • 1McGill Emergency Medicine Residency Training Program, Montréal, Québec, Canada.

The Journal of Emergency Medicine
|May 3, 2011
PubMed
Summary

Pulmonary embolism (PE) is a serious condition in children, with unique risk factors and diagnostic challenges. This review outlines differences in pediatric PE emergency care, including diagnostic and treatment strategies.

Area of Science:

  • Pediatric Emergency Medicine
  • Cardiopulmonary Disease
  • Critical Care

Background:

  • Pulmonary embolism (PE) is a rare but life-threatening condition in children.
  • Increased survival of critically ill children raises the incidence of PE risk in this population.
  • Pediatric PE requires specialized diagnostic and management approaches.

Purpose of the Study:

  • To review the pathophysiology, risk factors, presentation, diagnosis, and initial management of PE in pediatric emergency departments.
  • To highlight the differences in pediatric PE compared to adult cases.
  • To provide evidence-based algorithms for diagnosis and treatment.

Main Methods:

  • Literature review focusing on pediatric PE.
  • Analysis of pathophysiology and risk factors specific to children.

Related Experiment Videos

  • Evaluation of diagnostic modalities and clinical decision rules.
  • Review of initial management strategies.

    • Main Results:

    • Pediatric PE presents unique risk factors and clinical manifestations.
    • Established clinical decision rules and D-dimer assays show limited utility in pediatric populations.
    • Specific diagnostic and treatment algorithms are necessary for effective pediatric PE management.

    Conclusions:

    • There is a notable lack of pediatric-specific PE literature.
    • Emergency management of pediatric PE differs significantly from adult protocols.
    • Rational diagnostic and treatment algorithms are essential for improving outcomes in pediatric PE.