The presently claimed invention relates to materials and methods for diagnosing a chronic inflammatory disease in a patient comprising testing a biological sample from the patient for a level of a first neurovascular biomarker of lymphatic activation and diagnosing the patient as having the chronic inflammatory disease if the tested level of the first neurovascular biomarker of lymphatic activation is less than a first normal level.
METHOD OF DIAGNOSING AND TREATING BRAIN ENDOTHELIAL INFLAMMATION RELATED DISEASE