โฃWhat is this?โฃCongenital Pseudoarthrosis - differential diagnosis?โฃPathophysiology of pseudoarthrosis?โฃPresence of Fibula pseudoathrosis?โฃCorrelation with neurofibromatosis?โฃHow to classify Pseudoarthrosis?โฃWhat is the fibrous harmatoma?โฃMx of pseudoarthrosis?โฃMx if fracture?Zebra, Park harris Lines