A patient with neurofibromatosis may develop neurofobroms at multiple sites in the body. Back and neck are also known sites of development of neurofibroma. The pain and tingling
may be related to neurofibroma. Your heart rate
is definitely on higher side however it does not seeem to be related to neurofibromatosis. You need to visit a neurologist
for evaluation of backpain. He may advice scan of the back and neck.