38 CFR § 4.46
Accurate measurement
November 5, 2020
Accurate measurement of the length of stumps, excursion of joints, dimensions and location of scars with respect to landmarks, should be insisted on. The use of a goniometer in the measurement of limitation of motion is indispensable in examinations conducted within the Department of Veterans Affairs. Muscle atrophy must also be accurately measured and reported.
[41 FR 11294, Mar. 18, 1976]