Quadriceps angle
Radiography (Anteroposterior)
Magnetic resonance imaging
X-ray computed tomography
It is the intersection of a line drawn parallel to the quadricipital axis and another line parallel to the patellar tendon in a coronal plane.
Some authors advocate the value varies according to sex as follows :
Male 14±3°
Female 17±3°
Synonyms: Q angle
Margheritini F. Orthopedic Sports Medicine, Principles and Practice. Springer. (2011).
The values presented on this website are provided for indicative purpose only and may contain errors. There is no replacement for good clinical judgement and the authors cannot be held liable for any mistake of harm resulting from the use of this website or its content.
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