Q3: What relevant investigations would you request? Routine blood analysis including erythrocyte sedimentation rate, thyroid function tests, and B12; lateral cervical spine radiography and magnetic resonance imaging (MRI) of cervical spine. This woman’s MRI scans (see figs 1 and 2) revealed a dilated syrinx extending from C2–T3 with characteristic septation in the lower cervical region. There w...