False positive elevation of cardiac troponin I in seropositive rheumatoid arthritis

Journal of Rheumatology

Volumn 28, Issue 12, 2001, Pages 2750-2751

  Katwa, G ^a   Komatireddy, G ^a   Walker, S E ^a  

^a University of Missouri   (United States)

Author keywords

Myocardial infarction; Rheumatoid arthritis; Rheumatoid factor; Troponin I

Indexed keywords

BIOCHEMICAL MARKER; RHEUMATOID FACTOR; TROPONIN I;

AGED; ARTICLE; BACKACHE; CASE REPORT; DIAGNOSTIC ERROR; HEART INFARCTION; HUMAN; MALE; MICROPARTICLE ENZYME IMMUNOASSAY; PRIORITY JOURNAL; RHEUMATOID ARTHRITIS; SEROLOGY; VERTEBRA FRACTURE;

AGED; ARTHRITIS, RHEUMATOID; FALSE POSITIVE REACTIONS; HUMANS; IMMUNOASSAY; MALE; MYOCARDIAL INFARCTION; MYOCARDIUM; RHEUMATOID FACTOR; TROPONIN I;

EID: 0035195835     PISSN: 0315162X     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (8)

1. The regulation of contractile activity in muscle
2. Cardiac troponin I. A marker with high specificity for cardiac injury
3. Cardiac-specific troponin I levels to predict the risk of mortality in patients with acute coronary syndromes
4. High percentage of false positive cardiac troponin I results in patients with rheumatoid factor
5. False-positive troponin I in the MEIA due to the presence of rheumatoid factors in serum
6. Effect of rheumatoid factor on cardiac troponin I measurement using two commercial measurement systems
7. False increase of cardiac troponin I with heterophilic antibodies
8. Analytical and clinical performance of two cardiac troponin I immunoassays