My husband, 79 yrs, has been experiencing difficulty in walking more than 50 yds, some motor balance problem, numb feet and lower legs for some 6-7 yrs and problem is getting increasingly worse. He has seen a vascular surgeon and had a stent put in right leg 6 yrs ago
for pvd, cardiologist, (angiogram showed one blocked artery of long standing, Cardio said not the problem and referred him to a neurosurgeon for suspected spinal cancal stenosis.