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Related Concept Videos

Pulmonary Embolism I: Introduction01:29

Pulmonary Embolism I: Introduction

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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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Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies01:20

Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies

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The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...
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Pulmonary Embolism III: Nursing Management01:27

Pulmonary Embolism III: Nursing Management

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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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Overview of Systemic Veins01:11

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Systemic veins are crucial blood vessels that return deoxygenated blood from various body tissues back to the heart. There are three systemic veins that return deoxygenated blood to the heart, they are as follows.
The coronary sinus, the heart's principal vein, resides in the coronary sulcus on the heart's posterior aspect. This broad venous channel receives nearly all venous blood from the myocardium, the heart muscle. It is fed by three primary veins: the great cardiac vein, the...
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Esophageal Varices-I: Introduction01:24

Esophageal Varices-I: Introduction

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Esophageal varices are dilated, tortuous veins which are found mainly in the submucosa of the lower esophagus but which may also appear higher up or extend into the stomach. They develop due to increased pressure in the portal venous system, often as a result of liver cirrhosis. This condition scars and damages the liver, impeding normal blood flow through the portal vein. To compensate, blood seeks alternative pathways, forming fragile new vessels (varices) in the esophagus and stomach. These...
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Related Experiment Video

Updated: Dec 5, 2025

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Meandering pulmonary vein: A case report.

C Sneha Harish1, Rashmi Dixit1, Ayush Agarwal1

  • 1Department of Radiology, Maulana Azad Medical College & LNJP Hospital, New Delhi, India.

Journal of Radiology Case Reports
|October 21, 2020
PubMed
Summary

This study details a rare meandering pulmonary vein anomaly, a variation of scimitar syndrome. Multidetector computed tomography (MDCT) accurately visualized this unique pulmonary venous circulation defect.

Keywords:
Pulmonary venous anomaliesScimitar variantanomalous unilateral single pulmonary vein (AUSPV)lung hypoplasiameandering pulmonary veinmultidetector CT

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Area of Science:

  • Cardiovascular imaging
  • Thoracic surgery
  • Congenital heart disease

Background:

  • Pulmonary venous anomalies are rare congenital conditions affecting blood flow from the lungs.
  • Understanding these variations is crucial for accurate diagnosis and surgical planning.

Observation:

  • A case of a unilateral anomalous pulmonary vein, termed a meandering pulmonary vein, was identified.
  • This anomaly involved a single, large, tortuous right pulmonary vein draining into the left atrium.
  • Associated findings included ipsilateral absence of the middle lobe bronchus and interlobar fissures.

Findings:

  • The meandering pulmonary vein represents a variant of the classical scimitar syndrome.
  • Multidetector computed tomography (MDCT) provided non-invasive and accurate depiction of the anomalous venous anatomy.
  • The case highlights a complex congenital anomaly involving both pulmonary vasculature and airway development.

Implications:

  • Accurate non-invasive imaging with MDCT is vital for characterizing complex pulmonary venous anomalies.
  • Recognition of this scimitar syndrome variant aids in differentiating it from other pulmonary malformations.
  • This case contributes to the understanding of rare congenital thoracic anomalies and their surgical implications.