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cardiology

Home/ cardiology

Verified User Primary Care Comments Off on Types of AV Blocks 1897 views

AV blocks are partial or complete interruption of electrical transmission from the atria to the ventricles. The most common causes are: Idiopathic fibrosisIschemic heart diseaseDrugs (BBs, CCBs, Digoxin, Amiodarone)Valvulopathy Congenital heart, genetic or other disorders The different types of heart blocks are as follows: [1] FIRST DEGREE HEART BLOCK PR interval is longer >0.20 secs, seen on the ECG. The conduction is slowed without any skipped beats. ...

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Verified User Primary Care Comments Off on Using POC BNP to rule out Heart failure 2436 views

A meta analysis was recently done to assess the diagnostic accuracy of POC BNP testing in patients with chronic heart failure, especially in an ambulatory setting. This was against any relevant standard of care interventions like ECHO, clinical examination or combination of both. At thresholds of >100 pg/ml the sensitivity of BNP was 0.95. At levels <100, it ranged from 0.46 to 0.97 and specificity of 0.31 to 0.98. So ...

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