Humerus. The shaft consists almost entirely of sequestrum (FIG. 1), which is in the process of separation. An involucrum is absent on the anterior surface and only partially present posteriorly.
Femur. A non-united fracture separates the upper and lower portions. The sequestrum (FIG. 1) extends almost 15 cm along the shaft inferiorly and is surrounded by a partially developed involucrum ...