Plantar plate dysfunction is a common problem of the metatarsophalangeal joints that often just used to be called metatarsalgia. The problem is a strain or tear of the plantar plate that is a thickening of the plantar aspect of the joint capsule.

 

Resources:

http://www.podiatry-arena.com/podiatry-forum/tags/index.php?tag=/plantar-plate/

http://www.podiatry-arena.com/podiatry-forum/showthread.php?t=2523