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Left Atrium: Difference between revisions
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|colspan="9"|'''Atrial dimensions''' | |colspan="9"|'''Atrial dimensions''' | ||
|- | |- | ||
|align="center"|LA diameter, cm | |||
|align="center"|2.7–3.8 | |align="center"|2.7–3.8 | ||
|align="center"|3.9–4.2 | |align="center"|3.9–4.2 | ||
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|align="center"|≥5.2 | |align="center"|≥5.2 | ||
|- | |- | ||
|align="center"|LA diameter/BSA, cm/m2 | |||
|align="center"|1.5–2.3 | |align="center"|1.5–2.3 | ||
|align="center"|2.4–2.6 | |align="center"|2.4–2.6 | ||
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|align="center"|≥3.0 | |align="center"|≥3.0 | ||
|- | |- | ||
|align="center"|RA minor-axis dimension, cm | |||
|align="center"|2.9–4.5 | |align="center"|2.9–4.5 | ||
|align="center"|4.6–4.9 | |align="center"|4.6–4.9 | ||
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|align="center"|≥5.5 | |align="center"|≥5.5 | ||
|- | |- | ||
|align="center"|RA minor-axis dimension/BSA, cm/m2 | |||
|align="center"|1.7–2.5 | |align="center"|1.7–2.5 | ||
|align="center"|2.6–2.8 | |align="center"|2.6–2.8 | ||
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|colspan="9"|'''Atrial area''' | |colspan="9"|'''Atrial area''' | ||
|- | |- | ||
|align="center"|LA area, cm2 | |align="center"|LA area, cm2 | ||
|align="center"|≤20 | |align="center"|≤20 | ||
|align="center"|20–30 | |align="center"|20–30 | ||
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|colspan="9"|'''Atrial volumes''' | |colspan="9"|'''Atrial volumes''' | ||
|- | |- | ||
|LA volume, mL | |align="center"|LA volume, mL | ||
|align="center"|22–52 | |align="center"|22–52 | ||
|align="center"|53–62 | |align="center"|53–62 | ||
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!≥40 | !≥40 | ||
|- | |- | ||
|colspan="9"|'''Bold values:''' Recommended and best validated. | |colspan="9"|'''Bold values:''' Recommended and best validated.<cite>1</cite> | ||
Click [http://csecho.ca/cardiomath/?eqnHD=echo&eqnDisp=lavolbpm '''here'''] for LA volume calculation. | |||
|} | |} | ||
==Left atrial pressure (LAP) <cite> | ==Left atrial pressure (LAP) <cite>2</cite>== | ||
{| class="wikitable" cellpadding="0" cellspacing="0" border="0" | {| class="wikitable" cellpadding="0" cellspacing="0" border="0" | ||
|- | |- | ||
|[[Image:400px-LAP normalEF svg.png | |[[Image:400px-LAP normalEF svg.png]] | ||
|[[Image:400px-LAP reducedEF svg.png | |- | ||
|[[Image:400px-LAP reducedEF svg.png]] | |||
|- | |- | ||
|colspan="2"|Click [http://csecho.ca/cardiomath/?eqnHD=echo&eqnDisp=lapmr '''here'''] for calculation of LA pressure by mitral regurgitation. | |colspan="2"|Click [http://csecho.ca/cardiomath/?eqnHD=echo&eqnDisp=lapmr '''here'''] for calculation of LA pressure by mitral regurgitation. | ||
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==References== | ==References== | ||
<biblio> | <biblio> | ||
#1 pmid=19187853 | #1 pmid=16458610 | ||
#2 pmid=19187853 | |||
</biblio> | </biblio> | ||