'Pretest probability' presentation slideshows

R.A. Spasoff, MD Epidemiology & Community Medicine

Back to Basics, 2011 POPULATION HEALTH (1): Epidemiology Methods, Critical Appraisal, Biostatistical Methods. R.A. Spasoff, MD Epidemiology & Community Medicine Other resources available on Individual & Population Health web site. THE PLAN.

1.19k views • 105 slides

Exercise stress electrocardiography

Exercise stress electrocardiography. Physiology and Protocol, Indications and Contraindications Frijo Jose A. Exercise physiology. Sympathetic activation Parasympathetic withdrawal Vasoconstriction, exept- Exercising muscles Cerebral circulation Coronary circulation

1.45k views • 97 slides

DVT & PE

DVT & PE. James Huffman & Dr. Trevor Langhan 11.12.2009. DVT Diagnostic Algorithm Determining Pre-test Probability Useful Diagnostics Treatment Disposition Special Circumstances PE Similar topics, PLUS: Controversies.

1.06k views • 87 slides

Exercise stress Electrocardiography

Exercise stress Electrocardiography. Dr.Tahsin N. Exercise physiology. Sympathetic activation Parasympathetic withdrawal Vasoconstriction, except- Exercising muscles Cerebral circulation Coronary circulation ?nor epinephrine and renin. Exercise physiology. ?ventri contractility

1.06k views • 85 slides

Exercise stress Electrocardiography

Exercise stress Electrocardiography. Dr.Tahsin N. Exercise physiology. Sympathetic activation Parasympathetic withdrawal Vasoconstriction, except- Exercising muscles Cerebral circulation Coronary circulation ?nor epinephrine and renin. Exercise physiology. ?ventri contractility

1.2k views • 85 slides

Pulmonary Embolism Thromboembolic Disease

Pulmonary Embolism Thromboembolic Disease. June 2011. Origins of Pulmonary Emboli. Thrombosis in deep veins Predominant sites: femoral to pelvic venous system Clot sheds or breaks off from wall of vessel Travels via the vena cava to right heart to lung. RISK Factors for DVT. STASIS

892 views • 73 slides

Back to Basics, 2008 POPULATION HEALTH (1): GENERAL OBJECTIVES

Back to Basics, 2008 POPULATION HEALTH (1): GENERAL OBJECTIVES. N Birkett, MD Epidemiology & Community Medicine Based on slides prepared by Dr. R. Spasoff Other resources available on Individual & Population Health web site. THE PLAN.

846 views • 69 slides

Diagnosis: EBM Approach

Diagnosis: EBM Approach. Michael Brown MD Grand Rapids MERC/ Michigan State University. Scenario. 1 day colicky pain with nausea diffuse to RLQ mild tenderness, T 37. Step 1: Clinical Question.

847 views • 62 slides

Venous Thromboembolism (VTE)

Venous Thromboembolism (VTE). Helbert Rondon, MD, FACP, FASN Assistant Professor of Medicine UNM Health Sciences Center. Outline. Epidemiology of VTE Physiology of Hemostasis Pathogenesis of VTE Risk factors for VTE Prevention of VTE

2.49k views • 58 slides

What is the Value of Noninvasive Testing for Active Infection?

Understanding the Diagnosis of H. pylori:. What is the Value of Noninvasive Testing for Active Infection?. Syed Wahab, M.S. Department of Pathology Forum Health, Northside Medical Center 1. Clinical and Economic Impact of PUD H. pylori Infection.

670 views • 46 slides

Introduction of Evidence Based Medicine

Introduction of Evidence Based Medicine. ??? ??????????. ? . ??. ????????????????? access ? interpret ? apply ???? clinicians ???????????? Evidence base Medicine( ???? ) ??????

638 views • 45 slides

Laboratory Test Utilization: The Good, the Bad and the Overused

1.07k views • 35 slides

Dichotomous Tests

Dichotomous Tests. Thomas B. Newman, MD, MPH September 27, 2012 Thanks to Josh Galanter and Michael Shlipak. Overview. Clarifications, chapter 1, chapter 2 material Definitions: sensitivity, specificity, prior and posterior probability, predictive value, accuracy 2 x 2 table method

517 views • 30 slides

Evidence-Based Diagnosis Part I: Introduction to diagnosis

Evidence-Based Diagnosis Part I: Introduction to diagnosis. Mark H. Ebell MD, MS Associate Professor Dept of Epidemiology and Biostatistics Co-Director, Institute for Evidence-Based Health Professions Education College of Public Health University of Georgia. Disclosure.

626 views • 29 slides

EVALUATING

438 views • 28 slides

Thromboembolism

Thromboembolism. Tintinalli Chap. 60. Epidemiology. 3 rd most common cause of death 600,000 cases per year; 1/3 die 30% of untreated PE cause death; 2-8% mortality if treated. Pathophysiology. Most arise from thrombin in the Deep Venous system or heart/kidney/renal/pelvic venous system

378 views • 21 slides

Cousins G, Dimitrov BD , Van de Laar FA, Fahey T

327 views • 18 slides

DVT: Symptoms and work-up

DVT: Symptoms and work-up. Sean Stoneking. DVT Epidemilogy. Approximately 600,0000 new cases of DVT each year 50% in hospitalized patients or nursing home residents. Clinical Signs and Symptoms. Up to 50% are asymptomatic Pain Edema Warmth Discoloration

444 views • 17 slides

Diagnosis

Diagnosis. Computation of Post Test Probability. Sensitivity and Specificity. Using Sen. and Spec. to Revise Probability. We often use maternal serum ?-fetoprotein (MSAFP) test to screen the fetal abnormalities. Pretest Probability = P(D + ) = 0.20 Sensitivity = P(T + |D + )=0.34

218 views • 12 slides

CHAPTER SIX

CHAPTER SIX. Interpretation of Clinical Test Data Posttest probability of disease is determined by pretest probability and the probability of the test providing a true result Pretest probability determined mainly by angina but also by major risk factors

223 views • 12 slides