Could the same not be said of a broken arm? - for instance, an incomplete fracture may heal on its own after being immobilised for a few weeks, whereas a severe

Could the same not be said of a broken arm? - for instance, an incomplete fracture may heal on its own after being immobilised for a few weeks, whereas a severely comminuted fracture may require surgical intervention. https://en.wikipedia.org/wiki/Bone_fracture#Classification https://en.wikipedia.org/wiki/Bone_fracture#Classification