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Reference values for normal adult Echo measurements

Right pulmonary artery
Diameter
17 ± 3
12-22
Left upper pulmonary vein
Diameter
11 ± 2
7-16
Left atrial appendage
Length
28 ± 5
15-43
Diameter
16 ± 5
10-28
Superior vena cava
Diameter
15 ± 3
8-20
Right ventricular outflow tract
Diameter
27 ± 4
16-36
Left atrium
AP diameter
38 ± 6
20-52
Med.-lat. diameter
39 ± 7
24-52
Right atrium
AP diameter
38 ± 5
28-52
Med.-lat. diameter
38 ± 6
29-53
Tricuspid annular
Diameter
28 ± 5
20-40
Mitral annular
Diameter
29 ± 4
20-38
Coronary sinus
Diameter
6.6 ± 1.5
4-10
Left ventricle
AP diameter (diastole)
43 ± 7
33-55
Med.-lat. diameter (diastole)
42 ± 7
23-54
AP diameter (systole)
28 ± 6
18-40
Aortic root
Diameter
28 ± 3
21-34
Descending thoracic aorta
Proximal diameter
21 ± 4
14-30
Distal diameter
20 ± 4
13-28