Figure 4: Left side: Cropped image of lateral cephalogram in a 63-year-old male patient with hemifacial PNF: enlarged sella turcica (image of left side). Note eye prostheses and orbital floor augmentation to adjust the prosthesis position to the position of the eye of the unaffected left side. Patient had experienced numerous surgical procedures in the right orbit-temporal region since adolescence. Right side: En-face view of patient wearing eye prosthesis. Note orbital tumour of right side (PNF), vertical difference between eye prosthesis and eye, and deeper position of the right part of nose. The patient also has cutaneous neurofibroma, in particular of the left upper eyelid and front.