Characteristic calcaneal ossification: an additional early radiographic finding in infants with fibrodysplasia ossificans progressiva.
Sachi HasegawaTeresa VictoriaHülya KayseriliElaine ZackaiGen NishimuraNobuhiko HagaYasuharu NakashimaOsamu MiyazakiHiroshi KitohPublished in: Pediatric radiology (2016)
Double calcaneal ossification centers in early infancy and plantar calcaneal spurs in childhood are frequently seen in children with fibrodysplasia ossificans progressiva and may be a useful radiologic indicator for early diagnosis.