Differentiating symptoms arising from Modic Changes, Zygapophyseal Joints or Radiculopathy on a segmental level L5-S1; logical analysis based on facts

E​‌‍‍‍‌‍‍‌‍‌‌‍‍‍‌‍‌‌‌‍​xplanation: Please use your knowledge of local anatomy, microanatomy, physiology, pathophysiology to create a model that will allow you to differentiate symptoms from these different sources. Try to invent your own ​‌‍‍‍‌‍‍‌‍‌‌‍‍‍‌‍‌‌‌‍​algorithm that you will be using in your own clinical practice. Keep in mind that some symptoms may overlap, and this is normal. Effort and originality will be highly appreciated, and grammar errors will be tollerated​‌‍‍‍‌‍‍‌‍‌‌‍‍‍‌‍‌‌‌‍​.