Acute instability of the first ray following trauma is a rare type of Lisfranc injury. Plain radiographs may demonstrate instability if there is a clear dislocation of the first ray. however subtle injuries are difficult to recognise. Magnetic resonance imaging (MRI) has been described in the literature as an adjunct in the diagnosis of subtle Lisfranc injuries. https://www.roneverhart.com/Happy-Camper-Dog-Shirt/