What is hypercapnia (hypercarbia)? Hypercapnia, also called hypercarbia, is when you have too much carbon dioxide (CO2) in your blood. Your body creates CO2 when your cells make energy. Your red …

Nov 30, 2025 · Key Takeaways Hypercapnia happens when you have too much carbon dioxide (CO2) in your blood. Symptoms of hypercapnia include dizziness, flushing, and shortness of breath. Severe …

Hypercapnia is generally defined as an arterial blood carbon dioxide level over 45 mmHg (6 kPa). Since carbon dioxide is in equilibrium with carbonic acid in the blood, hypercapnia drives serum pH down, …

Mar 3, 2023 · Hypercapnia, also known as hypercarbia, is a condition that occurs when a person has too much carbon dioxide (CO 2) in their bloodstream. It can cause dizziness, fatigue, and shortness of …

Jul 20, 2024 · Hypercapnia causes vasodilation of cerebral arteries, which will tend to increase intracranial pressure. For neurocritically ill patients who already have elevated intracranial pressure, …

Hypercapnia is the elevation in the partial pressure of carbon dioxide (PaCO 2) above 45 mmHg in the bloodstream. The pathophysiological mechanisms of hypercapnia include the decrease in minute …

Jan 14, 2026 · Hypercapnia causes high CO2 blood levels when your lungs cannot remove enough CO2 through breathing. Having a lung condition like asthma or COPD can increase your risk of hypercapnia.

Aug 3, 2025 · Learn what hypercapnia is, its causes, signs of elevated CO₂, and how it’s diagnosed and managed.

Aug 30, 2022 · This article will provide a detailed overview of hypercapnia, including its symptoms, causes, and treatment. It will also discuss possible complications, the outlook for people with the …

Jan 13, 2026 · Hypercapnia is a medical condition characterized by an elevated level of carbon dioxide (CO2) in the bloodstream. This condition is significant because it can lead to serious health …