Left quadratus lumborum locus

Posterolateral lumbar projection

This point represents the left quadratus lumborum in the lateral lumbar region. Bilateral placement shows the paired muscle region while preserving uncertainty about the actual site and clinical significance of any tenderness.

Right sternocleidomastoid locusLeft sternocleidomastoid locusRight upper trapezius locusLeft upper trapezius locusRight levator scapulae locusLeft levator scapulae locusRight infraspinatus locusLeft infraspinatus locusRight quadratus lumborum locusLeft quadratus lumborum locusLeft quadratus lumborum locusRight gluteus medius locusLeft gluteus medius locusRight piriformis locusLeft piriformis locus

Point 10 of 14 in Trigger Point Map

Cross-tradition overlaps

No overlapping points are registered for this point.

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Sources

Janet G. Travell and David G. Simons, Myofascial Pain and Dysfunction: The Trigger Point Manual (primary_canonical)

Volume 2 trunk and lumbar-region chapters document quadratus lumborum trigger-point landmarks and referral patterns; this front-view projection is editorial because the muscle is posterolateral.

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