Describe the clinical, epidemiological and electroneuromyographic characteristics of patients with a diagnosis of Guillain Barré Syndrome. Material and method: Retrospective, descriptive, observational study. All the medical records of the patients with a diagnosis of Guillain Barré Syndrome treated at the Trujillo Regional Teaching Hospital during 2018 were reviewed. The medical records with complete data of hospitalized patients with a diagnosis of Guillain Barré Syndrome are included. at the Trujillo Regional Teaching Hospital during 2018. Were excluded: medical records of patients diagnosed with botulism, myasthenia, poliomyelitis or toxic neuropathy; Medical histories of patients with a diagnostic history of inflammatory polyneuropathy: Medical records with incomplete data of patients diagnosed with Guillain Barré Syndrome. Epidemiological, clinical and electromioneurographic va...