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Related Concept Videos

Development of the Limb Synovial Joints01:07

Development of the Limb Synovial Joints

Joints form during embryonic development in conjunction with the formation and growth of the associated bones. The embryonic tissue that gives rise to all bones, cartilage, and connective tissues of the body is called mesenchyme.
The mesenchymal stem cells differentiate into chondrocytes that form the hyaline cartilage, and later the cartilaginous model of the bone. This model further transforms into a bone. This process is known as endochondral ossification.
During development, the limbs...
McNemar's Test01:23

McNemar's Test

McNemar's Test is a nonparametric statistical test used to determine if there is a significant difference in proportions between two related groups when the outcome is binary (e.g., yes/no, success/failure). It is beneficial when we have paired data, such as pre-test/post-test designs, where the same subjects are measured under two different conditions. The test is named after the statistician Quinn McNemar, who introduced it in 1947. It is commonly used in situations where subjects are...
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Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT

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Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies

The key clinical manifestations of Rheumatic heart disease (RHD) include several distinct cardiac symptoms.Carditis, a hallmark of acute rheumatic fever, involves inflammation of the heart's endocardium, myocardium, and pericardium. Chronic RHD often results from recurrent episodes of carditis. Its symptoms include the following:Murmurs are caused by valvular damage, especially to the mitral and aortic valves. Mitral stenosis or regurgitation is common, with characteristic heart murmurs...
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Assessment of blood pressure in brachial artery(two-step method)

Measuring blood pressure is a fundamental skill in healthcare that aids in diagnosing and monitoring hypertension and other cardiovascular conditions. An aneroid sphygmomanometer, commonly used in clinical settings, offers a manual and precise method for blood pressure measurement. The technique for using this instrument involves specific steps that must be carefully executed to ensure accuracy. The following detailed description outlines a two-step technique for assessing blood pressure using...
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Nephrotic Syndrome II : Assessment and Medical Management

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Related Experiment Video

Updated: Jul 7, 2026

Synovial Fluid Analysis to Identify Osteoarthritis
07:51

Synovial Fluid Analysis to Identify Osteoarthritis

Published on: October 20, 2022

Computer-assisted validation of the synovitis score.

Lars Morawietz1, Frank Schaeper, Joerg H Schroeder

  • 1Institute of Pathology, Charité University Hospital, Charitéplatz 1, 10117 Berlin, Germany. lars.morawietz@charite.de

Virchows Archiv : an International Journal of Pathology
|February 20, 2008
PubMed
Summary
This summary is machine-generated.

The synovitis score, a grading system for chronic joint diseases, is reliable for diagnosing joint inflammation. Computer-assisted image analysis validated this score, confirming its diagnostic utility.

Related Experiment Videos

Last Updated: Jul 7, 2026

Synovial Fluid Analysis to Identify Osteoarthritis
07:51

Synovial Fluid Analysis to Identify Osteoarthritis

Published on: October 20, 2022

Area of Science:

  • Rheumatology
  • Pathology
  • Medical Diagnostics

Background:

  • Histopathological examination of synovial tissue aids in diagnosing chronic joint diseases.
  • A standardized synovitis score (0-9) evaluates synovial lining, stroma density, and inflammatory infiltrate.
  • The reliability of the synovitis score requires validation against objective measurement methods.

Purpose of the Study:

  • To validate the reliability of the semi-quantitative synovitis score.
  • To compare the synovitis score with precise measurements from computer-assisted image analysis (CAIA).
  • To assess the diagnostic contribution of the synovitis score in chronic joint inflammation.

Main Methods:

  • Seventy-one synovial specimens from osteoarthritis, psoriatic arthritis, rheumatoid arthritis, and control groups were analyzed.
  • Both the established synovitis score and CAIA were used for evaluation.
  • CAIA measurements were transformed into semi-quantitative values analogous to the synovitis score.

Main Results:

  • A strong correlation (r=0.725) was observed between the synovitis score and CAIA measurements.
  • Differences between scores were minor (+/-1) in 40 cases, exceeding 1 in 31 cases.
  • Significant differences in CAIA scores were found between control and rheumatoid arthritis groups, and between osteoarthritis and rheumatoid arthritis groups.

Conclusions:

  • The synovitis score is validated by CAIA, confirming its reliability as a grading system.
  • The synovitis score is a dependable tool that aids in the diagnostic process for chronic joint inflammation.
  • This validated score supports accurate diagnosis and management of chronic joint diseases.