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Related Concept Videos

Cardiac Catheterization II: Right Heart Catheterization01:21

Cardiac Catheterization II: Right Heart Catheterization

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Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
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Cardiac Catheterization III: Left Heart Catheterization01:24

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Left heart catheterization is an invasive diagnostic procedure used to evaluate the function and structure of the left side of the heart. It is generally performed to diagnose and treat cardiovascular conditions such as valve abnormalities, coronary artery disease, and congenital heart defects.Diagnostic and therapeutic purposesLeft heart catheterization serves various diagnostic and therapeutic purposes, including:Assessing coronary artery bypass grafts.Evaluating coronary artery disease in...
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Cardiac Catheterization I: Pre-Procedure Overview01:28

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Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
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Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

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Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
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Related Experiment Video

Updated: Nov 8, 2025

The Supraclavicular Fossa Ultrasound View for Central Venous Catheter Placement and Catheter Change Over Guidewire
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Ultrasound-guided arterial catheterization.

Sung-Ae Cho1, Young-Eun Jang1, Sang-Hwan Ji1

  • 1Department of Anesthesiology and Pain Medicine, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea.

Anesthesia and Pain Medicine
|April 19, 2021
PubMed
Summary

Ultrasound guidance significantly improves arterial catheterization success rates and reduces complications compared to palpation. Understanding relevant anatomy and mastering ultrasound techniques are crucial for practitioners.

Keywords:
AnatomyArteryCatheterizationUltrasonography

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Area of Science:

  • Vascular Access
  • Medical Imaging
  • Interventional Procedures

Background:

  • Arterial catheterization is a common procedure but can be challenging, especially in small vessels.
  • Traditional palpation methods have limitations in accuracy and can lead to complications.
  • Ultrasonography offers real-time visualization, potentially enhancing procedural success and safety.

Purpose of the Study:

  • To review the relevant anatomy for arterial catheterization.
  • To discuss ultrasound-guided techniques for improving success rates.
  • To highlight methods for decreasing complications associated with arterial catheterization.

Main Methods:

  • Review of anatomical considerations for arterial catheterization.
  • Description of two primary ultrasound-guided approaches: short-axis out-of-plane and long-axis in-plane.
  • Discussion of modified techniques and practical tips for ultrasound guidance.

Main Results:

  • Ultrasonography demonstrates superior facilitation of arterial catheterization compared to palpation.
  • Familiarity with arterial anatomy and ultrasound techniques is key for successful, complication-free procedures.
  • Specific ultrasound approaches (short-axis and long-axis) are detailed.

Conclusions:

  • Ultrasound-guided arterial catheterization is an effective technique for improving procedural outcomes.
  • Knowledge of anatomy and proficiency in ultrasound methods are essential for practitioners.
  • This review provides a foundation for understanding and implementing these techniques.