Herbert classification explained

The Herbert classification is a system of categorizing scaphoid fractures.^[1]

Classification

Type	Description
A	Acute/stable	A1	Tubercle
		A2	Nondisplaced waist crack
B	Acute/unstable	B1	Oblique/distal third
		B2	Displaced waist
		B3	Proximal pole
		B4	Fracture dislocation
		B5	Comminuted fracture
C	Delayed union
D	Established non-union	D1	Fibrous
		D2	Sclerotic

Notes and References

1. Scaphoid fractures - diagnosis, classification and therapy . Krimmer H, Schmitt R, Herbert T . Unfallchirurg . 2000 . 103 . 10 . 812–9.