ASPHYXIA is the loss of consciousness that occur when the body can not get the oxygen it needs to function. Asphyxia can be caused by chocking, drowning, carbon dioxide poisoning and suffocation. Symptoms of asphyxia include: breathing difficulty, rapid pulse, high blood pressure, convulsion, cyanosis, etc. Treatments include: removal of foreign body, emergency resuscitation, cardio pulmonary resuscitation, etc.