Sonographic Measurements of the Normal Pediatric Gallbladder and Biliary Tract
Normal Gallbladder Measurements vs. Age1
|
Age
(y) |
AP
Diameter (cm) Mean |
AP
Diameter (cm) Range |
Coronal
Diameter (cm) Mean |
Coronal Diameter
(cm) Range |
Length
(cm) Mean |
Length
(cm) Range |
Wall Thickness
(mm) Mean |
Wall
Thickness (mm) Range |
| 0-1 | 0.9 | 0.5-1.2 | 0.9 | 0.7-1.4 | 2.5 | 1.3-3.4 | 1.7 | 1.0-3.0 |
| 2-5 | 1.7 | 1.4-2.3 | 1.8 | 1.0-3.9 | 4.2 | 2.9-5.2 | 2.0 | None |
| 6-8 | 1.8 | 1.0-2.4 | 2.0 | 1.2-3.0 | 5.6 | 4.4-7.4 | 2.2 | 2.0-3.0 |
| 9-11 | 1.9 | 1.2-3.2 | 2.0 | 1.0-3.6 | 5.5 | 3.4-6.5 | 2.0 | 1.0-3.0 |
| 12-16 | 2.0 | 1.3-2.8 | 2.1 | 1.6-3.0 | 6.1 | 3.8-8.0 | 2.0 | 1.0-3.0 |
Normal Sonographic Common Hepatic Duct Sizes vs. Age1
|
Age
(y) |
Common Hepatic Duct Size
(mm) Mean |
Common Hepatic Duct Size
(mm) Range |
| 0-1 | 1.3 | 1.0 - 2.0 |
| 2-5 | 1.7 | 1.0 - 3.0 |
| 6-8 | 2.0 | None |
| 9-11 | 1.8 | 1.0 - 3.0 |
| 12-16 | 2.2 | 1.0 - 4.0 |
1. McGahan JP, Phillips HE, Cox KL. Sonography of the normal pediatric gallbladder and biliary tract. Radiology 1982; 144(4): 873-875. Tables modified and used with permission for this Website.