Left Atrium: Difference between revisions

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|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.
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==Left atrial pressure (LAP) <cite>1</cite>==
==Left atrial pressure (LAP) <cite>2</cite>==


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==References==
==References==
<biblio>
<biblio>
#1 pmid=19187853
#1 pmid=16458610
#2 pmid=19187853
</biblio>
</biblio>

Latest revision as of 18:42, 18 November 2013

Left atrial dimensions

Women Men
Reference range Mildly abnormal Moderately abnormal Severely abnormal Reference range Mildly abnormal Moderately abnormal Severely abnormal
Atrial dimensions
LA diameter, cm 2.7–3.8 3.9–4.2 4.3–4.6 ≥4.7 3.0–4.0 4.1–4.6 4.7–5.2 ≥5.2
LA diameter/BSA, cm/m2 1.5–2.3 2.4–2.6 2.7–2.9 ≥3.0 1.5–2.3 2.4–2.6 2.7–2.9 ≥3.0
RA minor-axis dimension, cm 2.9–4.5 4.6–4.9 5.0–5.4 ≥5.5 2.9–4.5 4.6–4.9 5.0–5.4 ≥5.5
RA minor-axis dimension/BSA, cm/m2 1.7–2.5 2.6–2.8 2.9–3.1 ≥3.2 1.7–2.5 2.6–2.8 2.9–3.1 ≥3.2
Atrial area
LA area, cm2 ≤20 20–30 30–40 >40 ≤20 20–30 30–40 >40
Atrial volumes
LA volume, mL 22–52 53–62 63–72 ≥73 18–58 59–68 69–78 ≥79
LA volume/BSA, mL/m2 22 ± 6 29–33 34–39 ≥40 22 ± 6 29–33 34–39 ≥40
Bold values: Recommended and best validated.[1]

Click here for LA volume calculation.

Left atrial pressure (LAP) [2]

400px-LAP normalEF svg.png
400px-LAP reducedEF svg.png
Click here for calculation of LA pressure by mitral regurgitation.

References

  1. Lang RM, Bierig M, Devereux RB, Flachskampf FA, Foster E, Pellikka PA, Picard MH, Roman MJ, Seward J, Shanewise J, Solomon S, Spencer KT, St John Sutton M, Stewart W, American Society of Echocardiography's Nomenclature and Standards Committee, Task Force on Chamber Quantification, American College of Cardiology Echocardiography Committee, American Heart Association, and European Association of Echocardiography, European Society of Cardiology. Recommendations for chamber quantification. Eur J Echocardiogr. 2006 Mar;7(2):79-108. DOI:10.1016/j.euje.2005.12.014 | PubMed ID:16458610 | HubMed [1]
  2. Nagueh SF, Appleton CP, Gillebert TC, Marino PN, Oh JK, Smiseth OA, Waggoner AD, Flachskampf FA, Pellikka PA, and Evangelista A. Recommendations for the evaluation of left ventricular diastolic function by echocardiography. J Am Soc Echocardiogr. 2009 Feb;22(2):107-33. DOI:10.1016/j.echo.2008.11.023 | PubMed ID:19187853 | HubMed [2]

All Medline abstracts: PubMed | HubMed