Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
Hypercapnia refers to a condition where there is an excessive amount of carbon dioxide (CO2) in the bloodstream, leading to abnormally high levels of CO2 in the body.
Related terms
Asthma: Asthma is a chronic respiratory condition characterized by inflammation and narrowing of the airways, leading to difficulty breathing.
Chronic obstructive pulmonary disease (COPD): COPD is a progressive lung disease that causes airflow limitation and breathing difficulties, often due to long-term exposure to irritants such as smoking.