Arterial oxygen and carbon dioxide tensions, pH and forced expiratory volumes were measured in 101 asthmatic patients during acute attacks of bronchospasm. Hypoxemia was observed in 91 subjects. The ...

The level of environmental hypobaric hypoxia that affects climbers at the summit of Mount Everest (8848 m [29,029 ft]) is close to the limit of tolerance by humans. We performed direct field ...

Arterial blood gas analysis (ABG) is most often performed to evaluate respiratory diseases and other conditions that affect the lungs as well as to evaluate the effectiveness of oxygen therapy. An ABG ...

Blood gas analysis remains an indispensable tool in clinical practice, facilitating rapid evaluation of respiratory and metabolic functions, as well as acid–base balance. Traditionally reliant on ...

Hepatopulmonary syndrome (HPS) is an under-recognised complication of chronic liver disease, affecting 10%–30% of patients with cirrhosis. It involves intrapulmonary vascular dilatations, arterial ...

Roche v-TAC is a new digital diagnostics solution that allows clinicians to obtain arterial blood gas values from patients in need of blood gas testing via a simpler, less painful and less invasive ...

Blood oxygen measurements taken with pulse oximeters in hospitals tend to be lower than they really are, according to the Equiox study, which was designed to assess the technology’s measurement ...

Hypoxemia is a term that describes low levels of oxygen in the blood, specifically within arterial blood. The condition may indicate a problem with blood circulation or breathing and may present with ...

You’ve surely seen them when you’ve gone to the emergency room or were admitted to the hospital or even just had an outpatient procedure: a plastic clamp that the nurse attached to your index finger ...

A carbon dioxide (CO2) blood test measures the amount of CO2 in your body. It is typically performed in conjunction with other blood tests to assess for electrolyte imbalances. Levels that are too ...