Thanks for responding Mark! She is 14 yrs old. Sustained concussion from falling off sled and hitting her head. The treatments/doctors we have tried. Concussion specialist ortho, 2 neurologologist, ent, chiro, functional neurologist, neuropsychology, optamologist, cardiologist. The testing done was mri of brain and neck. Vng. Csf flow mri, heart ultrasound. All normal. We have done physical therapy, vestibular therapy, visual therapy. Atlas adjustments. Her ongoing symptoms are nausea no vomiting and lightheaded.