Fig. 2
From: Characterising the biophysical properties of normal and hyperkeratotic foot skin
Measurement landmarks used for normal skin sites. The 5th met. base was located by palpation and the skin site marked by measuring 1 cm inward from the lateral boarder of the foot. The 1st or 4th PMA was also located by palpation and marking the region at the centre of the joint between the proximal phalanx and the metatarsal. The plantar aspect of the heel was marked 2 cm inwards from the posterior centre of the heel. The medial heel skin site was in alignment with the plantar heel mark