has part has part occurs in occurs in characteristic of inheres in has modifier Abnormal hallux phalanx morphology Patchy sclerosis of hallux phalanx 2009-05-29T12:10:46Z Uneven increase in bone density in big toe bone UMLS:C4021340 Patchy (irregular) increase in bone density of one or more phalanges of the big toe. This can take on many forms depending on severity and distribution as can be seen on x-rays. HP:0010063 Patchy sclerosis of the phalanges of the hallux Patchy sclerosis of toe phalanx Sclerosis of hallux phalanx sclerosis abnormal increased amount patchy pedal digit 1 phalanx