Osteogenesis Imperfecta
Fig. 16.1 The medullary canal on the AP view (a) is smaller than on lateral view (b) Consequence: Measuring the size of the implant on the lateral view of the…
Gradual Deformity Correction
Fig. 7.1 Severe deformity. A patient with pseudopseudohypoparathyroidism (pseudoPHP) with complex, multiplanar and multiapical deformities of both lower extremities using the Ilizarov technique and the Taylor Spatial Frame™. This case…
Growth Modulation for Angular and Length Correction
Fig. 4.1 A 4-year-old girl, with posttraumatic tibia valga (Cozen’s phenomenon), treated by stapling. Rigid implants are subject to failure through bending, breakage, or migration, as a result of the…
Methods to Enhance Bone Formation in Distraction Osteogenesis
Fig. 28.1 Callus patterns Physical Stimulation Mechanical Stimulation Controlled mechanical stimulation is considered to be an important stimulus for the regenerate in distraction osteogenesis. There are preclinical and clinical evidences…
Postinfectious Deformities of the Lower Limb
Fig. 31.1 Classification of sequelae of infantile septic arthritis of the hip. Type I: No residual deformity (Type IA) or mild coxa magna (Type IB). Type II: Coxa breva with…
Congenital Pseudarthrosis of the Tibia
Fig. 25.1 Photograph of tibia with anterolateral bow The pathology of CPT involves fibrous hamartoma and pathological periosteum [1]. Pathologic examination of CPT lesions has revealed highly cellular tissue similar…
Decision Making in Lower Extremity Deformity Correction
Uniapical deformity versus multiapical deformity Coronal, sagittal, and rotational parameters of each deformity Soft-tissue envelope/vascularity of bone Patient/caretaker perception of problem Patient comorbidities Prior treatment successes and challenges After a…
Etiology of Lower Limb Deformity
Underlying conditions Metabolic: rickets, renal osteodystrophy Genetic disorders: osteogenesis imperfecta, neurofibromatosis Neuromuscular: cerebral palsy, Charcot-Marie-Tooth arthrogryposis Skeletal dysplasias Benign tumors: fibrous dysplasia, Ollier’s, multiple hereditary exostoses Malignant tumors Inflammation: rheumatoid…
Hybrid Techniques for Limb Length and Deformity Correction
Fig. 8.1 (a) A 12-year-old boy had a femoral shortening of about 4.5 cm due to the growth arrest of distal femur. (b) Lengthening over an IM nail was performed…
Biomechanically Based Clinical Decision Making in Pediatric Foot and Ankle Surgery
Source Information Clinical history Pain Tripping In-/Out-toeing Physical examination Gross foot shape weight-bearing/non weight-bearing Flexible/rigid Plantar callous pattern Radiographic examination Segmental alignment weight-bearing, AP and LAT views Observational gait analysis…
