Fig. 1From: A case of facial palsy after spinal surgery with prone positioning in a patient with achondroplasiaPostoperative findings. Second-grade pressure sores on the forehead, chin, and left cheek (a and b) and the prone head positioner used during surgery (c). a and b The site of the pressure sores corresponds to craniofacial features of achondroplasia: #1 frontal bossing, #2 short upper facial height, #3 normal-sized prognathic mandible. c Light blue indicates the site of contact of the prone head positioner to the pressure sores, predominantly in the left sideBack to article page