Which ligament is classically tight on the side of the posterior ILA?
sacrotuberous (sacrum to isch tube)–they may only tell you this in the stem rather than which ILA is posterior. Remain calm.
What way does the sacrum move in the sphinx test?
anterior/flexion? the lumbar spine is extending
Which way does L5 rotate with respect to the sacrum in a torsion vs. a rotation?
sacral torsions have L5 rotating opposite and sacral rotations have L5 rotating in the same direction
Rate the muscle strenght of a person with weak movement without gravity
2 out of 5
Loss of function of the extensor hallucis longus may be from a lesion to this nerve root
L5
loss of the anterior tibialis may be from a loss of this nerve root, what about named nerve?
L4; deep peroneal
Loss of function of the gastronemius may imply a lesion to this nerve root
S1
LBP has a musculoskeletal etiology ____% of the time
97
Pain on a straight leg raise beyond 70 degrees implies a lesion where?
hip or joint
Pain on a straight leg raise between 35-70 degrees implies a lesion where?
sciatic nerve
If a person has a lesion to their right inferior gluteal nerve and is asked to stand on the right leg, what will happen to the left pelvis?
nothing, the gluteus medius is innervated by the superior gluteal nerve and so the Trendelenberg test is negative
What is the most common etiology of coccydynia? What is the treatment?
trauma; INTRA-RECTAL
Regarding lumbarization of S1 and sacralization of L5 ,which is more common? What % of the population?
sacralization of L5 is more common and occurs in 3.5% of population
These 2 muscles form the pelvic diaphragm
levator ani, pubococcygeus
Which vertebral levels are the superior, middle, and inferior axes of sacral motion located?
All are located about S2
Which type of motion occurs about the middle transverse axis of S2
postural
Which type of motion occurs about the inferior transverse axis of S2
dynamic i.e. walking
Which type of motion occurs around the superior transverse axis of S2
respiratory and cranial
A superior ASIS, inferior PSIS, and equal isch tubes with an ipsilaterally positive SF test implies this dysfunction
posterior innominate
How do you set up a woman who had a hip replacement for Tx of her superior shear?
leg abducted with EXTERNAL rotation
What is the treatment sequence for pelvic dysfunction according to Mitchell?
Treat the non-neutral (type II) thoracic and lumbar dysfunctions, treat innominate and pubic shears, treat sacroiliac dysfunction, treat iliosacral dysfunction
A tenderpoint located 1/3 from the ASIS to the midline is for this muscle
iliacus
What % of the population will experience LBP this year?
50%
how do you tx acute injury to the low back
RICE
