tibia area measurement bone cross-sectional area measurement tibia midshaft cross-sectional area 2013-07-29T11:02:02Z CMO:0001717 JSmith MA:0001361 Measurement of all or part of the cross-sectional area of the tibia measured midway between the two ends of the bone. The tibia cross-sectional area is a measurement of the extent of a plane through, that is, perpendicular to the longest axis of the tibia, the medial and larger of the two bones of the lower leg of bipeds or hindlimb of quadrupeds which articulates with the femur, fibula, and talus. clinical_measurement_ontology tibia cortical bone midshaft cross-sectional area tibial midshaft cortical cross-sectional area tibia midshaft morphological measurement