The greenstick fracture results from direct trauma. There is an incomplete fracture of a long bone (radius or ulna) with cortical disruption on one side and deformity on the other, resulting in bowing of the bone.
AP radiograph of the forearm. This demonstrates the typical appearance of a greenstick fracture.
Rogers LF, Malave S Jr, White H, Tachdjian MO. Plastic bowing, torus and greenstick supracondylar fractures of the humerus: radiographic clues to obscure fractures of the elbow in children Radiology. 1978 Jul;128(1):145-50 [Related
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