E’ una lesione del disco intervertebrale con migrazione del contenuto gelatinoso chiamato nucleo polposo che in alcuni casi può provocare un processo infiammatorio a carico di una o più radici del plesso nervoso periferico di riferimento.

In the case of involvement of the lumbar plexus we will speak of sciatica, if the manifestation is in the cervical plexus we will speak of brachial radiculitis or more generally of brachialgia.

It is important to underline that the diagnosis of a herniated disc is clinical and not by image, that is, the confirmation occurs with the initial visit where it will be possible to cross-reference the information acquired during the anamnestic phase, the clinical examination and the integration of the information of any instrumental examinations.li.

The presence of a hernial formation visualized in magnetic resonance imaging is therefore synonymous with discopathy, or disc disease and does not necessarily represent the cause of the pain, in fact there are different types of back pain and pain radiating to the limbs.