A 59-year-old female presents to clinic with complaints of low back pain. She said the pain started after tripped and fell 1 week ago. Osteopathic structural examination reveals acute tissue texture changes of patient’s lumbar paraspinal musculature bilaterally. Standing flexion test is positive on the left. Patient’s left ASIS found to be superior when compared to the right. Her right PSIS is found to be inferior when compared to the left. Given the examination findings above, which of the following is the likely diagnosis?