 [ Symptoms ] what is white matter brain disease how is white matter brain disease discovered how is it treated i am a 58 year old female and have had mri and cat scans the nuerologist wants to do a lumbar draw for further study and i am not sure if that is necessary [ Disease ] reasons for lactatiin without pregnancy are nerve damage chronic kidney disease and spinal chord injuries some herbs like cumin fennel anise seeds and kelaba smoking pot and some medications also benign tumers in pituitary gland can cause this condition good luck