Meyers-McKeever Classification (Tibial Eminence)
Meyers-McKeever classification of a tibial intercondylar-eminence fracture (the bony ACL avulsion off the tibia), types I/II/III/IV, by fragment displacement.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Meyers-McKeever type
- Type II - anterior beak, hinged posteriorly
Result: Meyers-McKeever type II: the anterior third to half of the fragment is elevated, producing a beak (hinged posteriorly).
The tool opens with these values already filled in. Replace them with your own.
What the result means
- Type I
- Minimally displaced or non-displaced fragment.
- Type II
- Anterior third to half elevated, producing a beak (hinged posteriorly).
- Type III
- Completely separated / displaced from its bed, no bony apposition.
- Type IV
- Comminuted fragment (Zaricznyj modification).
What you enter
- Meyers-McKeever type
How this is calculated
Meyers MH, McKeever FM. Fracture of the intercondylar eminence of the tibia. J Bone Joint Surg Am. 1959;41-A:209-222. Type IV: Zaricznyj B. J Bone Joint Surg Am. 1977;59(8):1111-1114. Read the sources: Meyers 1959 ↗, Zaricznyj 1977 ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.