is this autonomic dysreflexia/or what

im a c5/6 tetra with a little feelin down one side but no motor movement.on occassions when being hoisted and ive been hurt i presume by carers letting the sling/seatbelt dig into me ive gone completely dizzy ,and neck/chest has gone red /blotchy for 1/2 hr or more=did take my gtn as this is what happened in hospital in rehab,but ive never had headache=opinions please