A new study sets out to determine whether multiple sclerosis is actually the result of a narrowing of veins outside the skull
Common knowledge holds that multiple sclerosis (MS) is the result of an abnormal immune response against the patient’s nervous system. However, common knowledge might go awry. As it turns out, MS is also strongly associated with a narrowing of the primary veins outside the skull, a condition called “chronic cerebrospinal venous insufficiency”. The narrowin...