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Venous Thrombosis I: Introduction01:30

Venous Thrombosis I: Introduction

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Venous thrombosis, the most common disorder of the veins, involves the formation of a thrombus or blood clot associated with vein inflammation. It can be classified as either superficial vein thrombosis or deep vein thrombosis.Superficial Vein Thrombosis: This involves the formation of a thrombus in a superficial vein, usually the greater or lesser saphenous vein. Though less severe than deep vein thrombosis (DVT), SVT can lead to complications if untreated.Deep Vein Thrombosis (DVT): This...
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Pulmonary Embolism I: Introduction01:29

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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...
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Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care01:29

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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...
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Pulmonary Embolism III: Nursing Management01:27

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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...
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Pulmonary Edema II: Pathophysiology01:18

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Pulmonary edema is the accumulation of fluid in the interstitial and alveolar spaces of the lungs, impairing gas exchange and oxygen delivery. It may be cardiogenic or noncardiogenic, but both reduce oxygenation and lung compliance.Cardiogenic Pulmonary EdemaCardiogenic edema results from increased hydrostatic pressure in pulmonary capillaries, usually due to left ventricular dysfunction from myocardial infarction, heart failure, or valvular disease. Ineffective cardiac pumping causes blood to...
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Pulmonary Embolism I: Introduction01:19

Pulmonary Embolism I: Introduction

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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...
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Establishment of a Minimally Invasive Rat Model of Pulmonary Embolism Using Autologous Blood Clots
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Fat embolism syndrome.

Michael E Kwiatt1, Mark J Seamon

  • 1Department of Surgery, Cooper University Hospital, Division of Trauma Surgery, Camden, NJ, USA.

International Journal of Critical Illness and Injury Science
|June 1, 2013
PubMed
Summary

Fat embolism syndrome (FES) is a complex condition caused by fat emboli. Early fracture repair can reduce the risk of developing this syndrome.

Area of Science:

  • Medical Science
  • Pathophysiology
  • Trauma Care

Background:

  • Fat embolism syndrome (FES) is a poorly understood clinical condition.
  • It results from systemic fat emboli impacting microcirculation, causing tissue damage and inflammation.
  • FES manifests with pulmonary, cutaneous, neurological, and retinal symptoms.

Purpose of the Study:

  • To elucidate the pathophysiology and clinical presentation of fat embolism syndrome.
  • To highlight the diagnostic challenges associated with FES.
  • To discuss potential preventative measures and supportive care.

Main Methods:

  • Review of existing literature on fat embolism syndrome.
  • Analysis of clinical manifestations and etiological factors.
Keywords:
Fat embolismfat embolism syndrometrauma

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  • Examination of current treatment and management strategies.

    • Main Results:

    • FES is commonly associated with orthopedic trauma but also occurs in other conditions like bone marrow transplant and pancreatitis.
    • Diagnosis is challenging due to the lack of definitive criteria or tests.
    • Supportive care is the primary treatment modality.

    Conclusions:

    • Early operative fixation of long bone fractures is crucial in decreasing the incidence of FES.
    • Further research is needed to establish definitive diagnostic criteria and targeted therapies for FES.