Frieberg's disease involve
condition characterized by infarction and fracture of the metatarsal head. Most often seen in 2nd metatarsal (MT) head, paicularly the dorsal aspect4th and 5th MT rarely affected Bony nucleus of epiphysis is affected in osteochondritis Ref: Maheshwari and Mhaskar 6e pg 318.
Tibial tuberosity
Calcaneal tuberosity
2nd metatarsal
5th metarasal
Anatomy and physiology of bone and fracture healing