Teisen classification explained

Teisen classification is a system of categorizing fractures of the lunate bone, which is located in the hand.^[1]

Classification

Type	Description
I	Volar pole fracture
II	Chip fracture not affecting the blood supply
III	Fracture of dorsal pole
IV	Sagittal fracture through the body
V	Transverse fracture through the body

Notes and References

1. Classification of fresh fractures of the lunate . Teisen H, Hjarbaek J . J Hand Surg Br Vol . Nov 1988 . 13 . 4 . 458–62 . 3249151.