11 - Osteochondritis of different bones - eponyms

1- osteochondritis of the capitulum of humerus - panner's disease

2- osteochondritis of the lunate bone - keinbock's disease

3- osteochondritis of the femoral head - perthe's disease .

4- osteochondritis of the tibial tubercle - osgood shlatter's disease

5- osteochondritis of the calcaneal tuberosity - sever's disease

6- osteochondritis of the navicular bone - kohler's disease

7- osteochondritis of the metatarsal head - freiberg's disease

8- osteochondritis of the ring epiphysis of the vertebrae - scheurmann' s disease

9- osteochondritis of the central bony nucleus of vertebral body - calve's disease .

8 - freiberg's disease

osteochondritis of which bone causes the freiberg's disease ?

a - metatarsal head
b- tarsal head
c- femoral head
d- tibial tubercle

answer is a .