Registry Study on Epidemiological and Biological Disease Profile as Well as Clinical Outcome in Patients With Low Grade Gliomas

Inclusion Criteria: * Patients with radiological suspected diagnosis of a low grade glioma * Age ≥ 18 years. There is no upper age limit. Exclusion Criteria: * Severe neurological or psychiatric disorder interfering with ability to give an informed consent * No consent for registration, storage and processing of the individual disease characteristics and course as well as information of the family physician about study participation * No consent for bio-banking of patient's biological specimens and performance of analyses on stored material.