Fig. 2From: Repeatability and agreement of ultrasonography with computed tomography for evaluating forefoot structure in the coronal planeFoot position for ultrasonography (US) and computed tomography (CT). The ankle, proximal interphalangeal joint, and metatarsophalangeal joints are in a neutral position in US and CT scans. a The US probe was attached to the landmark line at right angles to the plantar surface. b The foot position was fixed using a footboard on the bed of the CT scannerBack to article page