cpet - Cardiopulmonary Exercise Testing DM Seminar 25...

Info iconThis preview shows pages 1–13. Sign up to view the full content.

View Full Document Right Arrow Icon
Cardiopulmonary Exercise Testing DM Seminar 25 Feb2005
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
CPET • Introduction • Indications • Technical aspects • Physiologic basis • Exercise limitation • Interpretation of CPET • Future directions
Background image of page 2
Introduction • Initially was tool of research physiologists • Has become tool to help the clinicians in evaluating undiagnosed exercise intolerance or exercise related symptoms • When questions remain after clinical examination and basic clinical data including CXR,PFT and resting ECG
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Introduction • Provides global assessment of integrative exercise response involving pulmonary, cardiovascular,hematopoietic,neuropsycho- logical and skeletal muscle systems • Resting cardio-pulmonary function tests cannot predict the exercise performance and functional capacity
Background image of page 4
Field tests • 6 min walk test and shuttle test easy to perform , related to activities of daily living • lack of reference values • absence of physiological measures • healthy subjects fairly good correlation with VO 2 max is observed • Pitfalls: occult IHD, combined diseases Weisman et al Clin Chest Med ,2001
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
When to do • Evaluate exercise capacity • Undiagnosed exercise intolerance • Cardiovascular diseases • Respiratory diseases/symptoms (EIA) • Preoperative evaluation • Pulmonary rehabilitation • Impairment/disability assessment
Background image of page 6
Exercise Intolerance • Assessment of exercise capacity • Pathophysiologic basis of exercise limitation • Contribution of cardiac /respiratory disease • Symptoms disproportionate to routine tests
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Cardio Resp diseases Cardiovascular COPD/ILD/PVD Functional classific Functional assess Exercise Rx Gas exchange Heart Tx selection After intervention Oxygen Rx ATS /ACCP Statement, 2003
Background image of page 8
Preoperative evaluation • Lung resection: VO2 peak less than 50-60% associated with increased morbidity and mortality after lung resection Morice RC et al Chest 1996 • Elderly undergoing major Abdominal surgery • LVRS for Emphysema ATS/ACCP statement 2003
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Other uses • Disability assessment: occupational/co-morbid diseases • Exercise prescription :pulmonary and cardiac rehabilitation • Evaluation of LVRS : NETT trial used max work rate achieved as primary outcome measure • Evaluation for lung & heart transplantation
Background image of page 10
Absolute Contraindications • Rate of death during testing 2-5/lakh tests – AMI(3-5 days) or unstable angina – Uncontrolled arrhythmia with hemodyn compromise – Syncope – Respiratory or Heart failure – Active endocarditis or myocarditis – Severe AS – Pulmonary embolism or Lower limb DVT – Uncontrolled asthma ATS /ACCP Statement, 2003
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Relative contraindications • Left main coronary stenosis • Moderate Stenotic valvular heart disease • Severe untreated HTN (>200/120) • Tachy or bradyarrhythmia /AV block • Hypertrophic Cardiomyopathy • Significant Pulmonary Hypertension • Advanced pregnancy • Orthopedic disease ATS /ACCP Statement 2003
Background image of page 12
Image of page 13
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 56

cpet - Cardiopulmonary Exercise Testing DM Seminar 25...

This preview shows document pages 1 - 13. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online