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The hexaxial reference system is a diagram that is used to determine the heart's electrical axis in the frontal plane. The hexaxial reference system, better known as the Cabrera system, is a convention to present the extremity leads of the 12 lead electrocardiogram, [1] that provides an illustrative logical sequence that helps interpretation of the ECG, especially to determine the heart's ...
These have been added to, creating the 15 rules for 12-lead (and 15- or 18-lead) interpretation. [84] Rule 1: All waves in aVR are negative. Rule 2: The ST segment (J point) starts on the isoelectric line (except in V1 & V2 where it may be elevated by not greater than 1 mm). Rule 3: The PR interval should be 0.12–0.2 seconds long.
Blood lead level (BLL), is a measure of the amount of lead in the blood. [1] [2] Lead is a toxic heavy metal and can cause neurological damage, especially among children, at any detectable level. High lead levels cause decreased vitamin D and haemoglobin synthesis as well as anemia, acute central nervous system disorders, and possibly death. [3]
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Reference ranges (reference intervals) for blood tests are sets of values used by a health professional to interpret a set of medical test results from blood samples. ...
A top government watchdog raised concerns Tuesday over the handling of leak investigations during the first Trump administration that targeted members of Congress and the media despite finding no ...
Democratic Sen. John Fetterman said he expects to bring up a series of allegations against Donald Trump’s pick to lead the Pentagon, Pete Hegseth, when the two men sit down for their first ...
Sarah Strong scored 21 points and Azzi Fudd added 18 to help No. 2 UConn rout No. 22 Louisville 85-52 on Saturday night as part of the Women's Champions Classic. The Huskies (8-0) took control ...