blood gas
5 articles in this field-note collection.
Base excess blood test: normal range, low and high causes
Base excess shows the metabolic side of your blood's acid balance. Here's the normal range, what a negative or positive result means, and when it's urgent.
pCO2 blood gas test: normal range, high and low causes
pCO2 shows how well your breathing clears carbon dioxide. Here's the normal range, what high and low results usually mean, and when a result is urgent.
Blood gas pH: normal range, what low or high means
Blood pH is normally 7.35 to 7.45. Here's what a low or high result usually means, how to read it with pCO2 and bicarbonate, and when it's urgent.
pO2 blood gas: normal range, low causes, and what it means
pO2 is the oxygen pressure in your arterial blood: the normal range, what a low result means, how to read it with its neighbors, and when it's urgent.
Methemoglobin: normal level, high causes, and when to worry
Methemoglobin is hemoglobin that holds no oxygen. Here's the normal level, what raises it, why pulse oximeters misread it, and when a high level is urgent.