Daughter in law is 31. In last 2-3 weeks, has been having tingling & loss of feeling in face, (lips) some in hands, loss or diminished fine motor control ( dropping items, couldn t put lid on marker last night) and gross motor control/balance (walk into door jam etc). Dizziness or lightheadedness to point she can t drive. She has Dx of Vit D defic. What should we do? It s not getting better.