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Related Concept Videos

Cardiac Catheterization I: Pre-Procedure Overview01:28

Cardiac Catheterization I: Pre-Procedure Overview

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...
Cardiac Catheterization III: Left Heart Catheterization01:24

Cardiac Catheterization III: Left Heart Catheterization

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...
Cardiac Catheterization IV: Nursing Management01:26

Cardiac Catheterization IV: Nursing Management

Nursing responsibilities before cardiac catheterization include:Assess for allergies and establish baseline health status.Before cardiac catheterization, assess the patient for allergies to contrast dye. Perform a comprehensive baseline assessment, including vital signs, heart and breath sounds, and a neurovascular assessment of the extremities, noting distal pulses, skin color, and temperature. Instruct the patient to fast for 8-12 hours before the procedure. Evaluate baseline laboratory...
Cardiac Catheterization II: Right Heart Catheterization01:21

Cardiac Catheterization II: Right Heart Catheterization

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...
Endoscopic Procedures V: ERCP01:26

Endoscopic Procedures V: ERCP

Endoscopic Retrograde Cholangiopancreatography (ERCP) is a diagnostic procedure that combines endoscopy and fluoroscopy to diagnose and treat conditions related to the bile ducts, pancreatic ducts, and gallbladder. This procedure is beneficial for identifying and addressing blockages, gallstones, strictures, and tumors within the biliary or pancreatic systems. ERCP is both diagnostic and therapeutic, offering the ability to visualize and treat identified problems in one session.
Patient...
Endoscopic Studies II: Thoracocentesis01:26

Endoscopic Studies II: Thoracocentesis

Thoracentesis(Thoracocentesis), commonly known as pleural tap, is a medical procedure where a 22 gauge needle is inserted into the pleural space, the area between the lung and chest wall. This procedure is commonly performed to diagnose or treat various respiratory disorders.
Description
Excess pleural fluid or air may accumulate in some respiratory disorders in the thoracic cavity. To treat pleural effusion, a physician conducts thoracentesis by carefully piercing the chest wall and entering...

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Related Experiment Videos

[Hepatic cein catheterisation -  selected assessment aspects].

J Petrtýl1, R Brůha, P Urbánek

  • 1IV. interní klinika 1. lékařské fakulty UK a VFVN Praha. petrtyl@hotmail.com

Vnitrni Lekarstvi
|August 6, 2013
PubMed
Summary
This summary is machine-generated.

Hepatic vein catheterisation is a reliable method for assessing portal hypertension in liver cirrhosis patients. However, the direct gradient measurement may differ significantly from the hepatic venous pressure gradient (HVPG) in certain etiologies.

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Area of Science:

  • Hepatology
  • Gastroenterology
  • Clinical Medicine

Background:

  • Hepatic vein catheterisation is the standard for assessing portal hypertension.
  • The hepatic venous pressure gradient (HVPG) is the current method of choice.

Purpose of the Study:

  • To compare HVPG with direct gradient measurements.
  • To evaluate the reliability of HVPG across different liver cirrhosis etiologies.

Main Methods:

  • Utilized hepatic vein catheterisation in 5 patient groups with liver cirrhosis.
  • Measured both HVPG and direct gradient (portal vein pressure minus free hepatic vein pressure).

Main Results:

  • HVPG is reliable for assessing portal hypertension in ethylic cirrhosis.
  • Significant differences between HVPG and direct gradient observed in hepatitis B, Wilson's disease, and primary biliary cirrhosis.
  • Non-significant differences found in hepatitis C cirrhosis.

Conclusions:

  • HVPG may be reduced in liver cirrhosis with a presinusoidal component.
  • Consider potential reductions in HVPG when assessing critical values in liver disease.