There are various types of coma and the causes can be varied. Inducing a pharmacological coma in a patient serves to focus all of its vital energies on the part of the body that has to heal. That s what happens to Luigi Mazza when he is involved in a road accident on the Bologna ring road in one autumn day. From that moment on, many recurring images appear in his mind in oneiric and apparently incomprehensible form, but which will have a considerable...