From Singleton 2016:
1051. Key s/sx spinal infection / Malignancy back pain RFs / Test for malingering sciatica / Blood test of interest in back pain
1050. Classic s/sx ankylosing spondylitis / Causes of cauda equina syndrome / Most sensitive sign of CES / Spinal infection RFs
epidural abscess
vertebral osteomyelitis
1048. Four diagnoses of non-referred back pain that must be excluded in ED / What is a positive straight leg raise? / What is the value of a crossed SLR? / What does a reverse SLR test?
117. L5 nerve root findings /Referred sources of back pain / S1 nerve root findings
116. High risk features in back pain / Cancers that commonly metastasize to bone
115. Back pain: dangerous ddx
