Second degree AV block laboratory findings
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Ahmed Elsaiey, MBBCH [2] Syed Musadiq Ali M.B.B.S.[3]
Overview
Laboratory tests in patients with second degree AV block include checking the levels of serum electrolytes as calcium, magnesium and potassium. Myocarditis related lab tests as lyme titres, HIV tests, PCR for enteroviruses, and Chagas titres should be done also.
Laboratory findings
Patients with second degree AV block should be checked for the following laboratory tests:[1]
- Serum electrolytes
- Calcium
- Magnesium
- Myocardial enzymes in patients with myocardial infarction
- Myocarditis related laboratory tests as the following:[2]
- Lyme titres
- HIV tests
- PCR for enteroviruses
- Chagas titres
References
- ↑ Gupta PK, Lichstein E, Chadda KD (1976). "Chronic His bundle block. Clinical, electrocardiographic, electrophysiological, and follow-up studies on 16 patients". Br Heart J. 38 (12): 1343–9. doi:10.1136/hrt.38.12.1343. PMC 483178. PMID 1008977.
- ↑ Steere AC, McHugh G, Damle N, Sikand VK (2008). "Prospective study of serologic tests for lyme disease". Clin Infect Dis. 47 (2): 188–95. doi:10.1086/589242. PMC 5538270. PMID 18532885.