Assessment of a patient's skin color reveals a bluish discoloration. as a knowledgeable emt, you would identify:

This condition is called as cyanosis. In this case, the body does not get an adequate amount of oxygen, or there might be poor circulation of oxygen. Cyanosis is a symptom of a serious health condition. Shortness of breath may occur suddenly, along with other symptoms. 

Magnesium! this is found if caves usually