'Predictive values' diaporamas de présentation

TYPHOID FEVER N eed for Better Diagnostic Methods an update

TYPHOID FEVER N eed for Better Diagnostic Methods an update. Dr.T.V.Rao MD. What is Typhoid Fever.

807 views • 45 slides

Medical Decision-Support Systems Probabilisti c Reasoning in Diagnostic Systems

Medical Decision-Support Systems Probabilisti c Reasoning in Diagnostic Systems. Yuval Shahar, M.D., Ph.D. Reasoning Under Uncertainty in Medicine. Uncertainty is inherent to medical reasoning relation of diseases to clinical and laboratory findings is probabilistic

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516 views • 40 slides

INFO-I530 (Foundation of Health Informatics)

INFO-I530 (Foundation of Health Informatics). Medical Data and Decision-Making. Lecture #4. Lecture in a Nutshell. Medical Data and Semiology Introduction The Nature of Medical Data Interpreting Medical Data Quantitative Semiology Medical Reasoning and Decision Making Introduction

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Pathology and Immunology of MS

Pathology and Immunology of MS. Central nervous system (CNS). CNS- consists of brain and spinal cord CNS connects to peripheral nervous system by 12 pairs of cranial nerves and 31 pairs of spinal nerves

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Genetic Testing in Pregnancy

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SCreening for Occult REnal Disease (SCORED) Simple Algorithms to Predict Kidney Disease: ready to be used in the real wo

SCreening for Occult REnal Disease (SCORED) Simple Algorithms to Predict Kidney Disease: ready to be used in the real world?. Heejung Bang, PhD & Madhu Mazumdar, PhD Division of Biostatistics and Epidemiology Department of Public Health Weill Medical College of Cornell University.

673 views • 32 slides

(Medical) Diagnostic Testing

(Medical) Diagnostic Testing. The situation. Patient presents with symptoms, and is suspected of having some disease. Patient either has the disease or does not have the disease . Physician performs a diagnostic test to assist in making a diagnosis.

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Overview of ITP

Overview of ITP. Heather D. Mannuel, MD, MBA March 12, 2008. Idiopathic (Immune) Thrombocytopenic Purpura. Thrombocytopenia in the absence of other blood cell abnormalities (normal RBC & WBC, normal peripheral smear)

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TESTING A TEST

TESTING A TEST. Ian McDowell Department of Epidemiology & Community Medicine November, 2004. A Lab Report (Montfort Hospital Biochem Lab). The Challenge of Clinical Measurement. Diagnoses are based on information, from formal measurements or from your clinical judgment

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TESTING A TEST

TESTING A TEST. Ian McDowell Department of Epidemiology & Community Medicine January 2008. The Challenge of Clinical Measurement. Diagnoses are based on information, from formal measurements and/or from your clinical judgment This information is seldom perfectly accurate:

379 views • 25 slides

Board Review

Board Review. Medical Statistics November 2009.

516 views • 22 slides

Microbiologic Diagnosis of Diabetic Foot Infections

Microbiologic Diagnosis of Diabetic Foot Infections. Albert T. Sheldon, Jr. Ph.D. Microbiology Team Leader Division of Anti-infective Drug Products. Guidance for Industry- Foot Infections in Patients with Diabetic mellitus. Microbiological Considerations

483 views • 21 slides

Novel Biomarkers For The Enhanced Detection O f Hepatocellular carcinoma

Novel Biomarkers For The Enhanced Detection O f Hepatocellular carcinoma . Motawa E El-houseini ? , Mohammed S. Mohammed ? , Wael M Elshemey , Tarek D Hussein, Omar S Desouky, and Anwar A Elsayed *NCI and Faculty of science,Cairo University. Primary Liver Cancer.

486 views • 16 slides

Predictive values

Predictive values. Leena Patel. Sensitivity and Specificity. Measure VALIDITY of test How effective the test is at identifying animals with the disease or without the disease respectively. Predictive value. The probability that the test will give a correct diagnosis

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Winkelmayer W et al. Am J Kidney Dis 2005: 46:225-232.

Sensitivity and specificity for various renal-related diagnoses (values are compared with an eGFR <60 mL/min per 1.73 m 2 ). DN=diabetic nephropathy ARF=hypertensive nephropathy HypN=acute renal failure CRI=chronic renal insufficiency MISC=miscellaneous other renal disease

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Mathematics of Diagnostic testing

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Variaci ón de la sensibilidad y especificidad de las secuencias de RM utilizando perfusión y espectroscopia

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Figure_e-1

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Table 1 Impact of prevalence on predictive values

Table 1 Impact of prevalence on predictive values. Lo, D. J. et al. (2014) Biomarkers for kidney transplant rejection Nat. Rev. Nephrol. doi:10.1038/nrneph.2013.281.

72 views • 1 slides