Why do I need a chloride blood test?Your health care provider may have ordered a chloride blood test as part of an electrolyte panel, which is a routine blood test. An electrolyte panel is a test that measures chloride and other electrolytes, such as potassium, sodium, and bicarbonate. You may also need a chloride blood test if you have symptoms of an acid or fluid imbalance, including:Vomiting over a long period of timeDiarrheaFatigueWeaknessDehydrationTrouble breathing
