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A. Case no 4. A 12-year-old girl with achondroplasia showing shortened right humerus.
B. Osteotomy and monolateral fixator application for gradual lengthening of shortened humerus.
C. Desired length achieved with use of monolateral fixator.
D. 7 months after osteotomy, full consolidation of the newly formed callus. The pixel value ratio (PVR) measured at this point was > 1 in all 4 cortices.
E. At the final follow up, 2 years after osteotomy.
