Revision 11 for 'Blumensaat line'

All Revisions

Blumensaat line

Blumensaat line corresponds to the roof of intercondylar notch of the femur as seen on lateral radiograph of knee joint. It has been used for:

  • indicating relative position of patella (normally this line intersects the lower pole of patella)
  • suggesting ACL injury (normal ACL Blumensaat angle is less than or equal to 15o)

It may not always be straight and three types have been described 3

  • straight: ~ 35%
  • small hill: ~ 20% 
  • large hill: ~ 45%

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.