Fig. 1From: Deep peroneal nerve palsy with isolated lateral compartment syndrome secondary to peroneus longus tear: a report of two cases and a review of the literatureMRI of the right knee (case 1). Axial T1-weighted fast spin echo (a), and T2-weighted fast spin echo (b). Arrowheads indicate hematoma in the peroneus longus muscle, which shows a fluid–fluid levelBack to article page