has part has part occurs in occurs in characteristic of inheres in has modifier Patchy sclerosis of toe phalanx Patchy sclerosis of proximal toe phalanx 2009-05-29T01:54:18Z UMLS:C4021313 HP:0010208 Patchy sclerosis of the proximal phalanges of the toes Uneven increase in bone density in innermost toe bone Patchy (irregular) increase in bone density of one or more of the proximal phalanges of the toes. This can take on many forms depending on severity and distribution as can be seen on x-rays. Sclerosis of proximal phalanx of toe sclerosis abnormal increased amount patchy proximal phalanx of pes