In Jan 2014, E-Echocardiography will upgrade to HTML5 and CSS3. Please upgrade your browser and computers. More Info
Multiple Diameters Calculation
Calcs>Diameters>All Diameters>1
Normal Adult Thoracic Aortic Diameters
Thoracic Aorta
Mean (cm)
SD (cm)
Method
Root (female)
3.50 to 3.72
0.38
CT
Root (male)
3.63 to 3.91
0.38
CT
Ascending (female, male)
2.86
NA
CXR
Mid-descending (female)
2.45 to 2.64
0.31
CT
Mid-descending (male)
2.39 to 2.98
0.31
CT
Diaphragmatic (female)
2.40 to 2.44
0.32
CT
Diaphragmatic (male)
2.43 to 2.69
0.27 to 0.40
CT
Sex Differences in Aortic Root Dimensions in Adults
Absolute Values (cm)
Indexed Values (cm/m2)
Aortic Root
Annulus
Sinuses of Valsalva
Sinotubular Junction
Proximal Ascending Aorta
Men
Women
2.6±0.3
2.3±0.2
3.4±0.3
3.0±0.3
2.9±0.3
2.6±0.3
3.0±0.4
2.7±0.4
Men
Women
1.3±0.1
1.3±0.1
1.7±0.2
1.8±0.2
1.5±0.2
1.5±0.2
1.5±0.2
1.6±0.3
Adapted from Roman et al.
From: 2010 ACCF/AHA/AATS/ACR/ASA/SCA/SCAI/SIR/STS/SVM
Guidelines for the Diagnosis and Management of Patients With Thoracic Aortic Disease: Executive Summary
DuBois D, DuBois EF. A formula to estimate the approximate surface area if height and weight be known. Arch Int Med 1916 17:863-71.
Haycock GB, Schwartz GJ, Wisotsky DH. Geometric method for measuring body surface area: A height weight formula validated in infants, children and adults. The Journal of Pediatrics 1978 (93):1:62-66.
Gehan EA, George SL. Estimation of human body surface area from height and weight. Cancer Chemother Rep 1970 54:225-35.
Boyd E. The growth of the surface area of the human body. Minneapolis: University of Minnesota Press, 1935.
Mosteller RD. Simplified Calculation of Body Surface Area. N Engl J Med . 1987 Oct 22;317(17):1098. (letter)