The global respiratory diagnostics market size reached USD 8.6 Billion in 2024. Looking forward, IMARC Group expects the market to reach USD 15.5 Billion by 2033, exhibiting a growth rate (CAGR) of 6.43% during 2025-2033. The growing prevalence of respiratory diseases, rising healthcare expenditure, increasing aging population, and heightened demand for early and accurate diagnosis to improve patient outcomes and manage chronic conditions effectively are some of the factors impelling the market growth.
Respiratory diagnostics refer to the clinical assessment of lung functioning and related processes. It includes several mechanical, imaging and molecular diagnostic tests for detecting asthma, chronic obstructive pulmonary disease (COPD), lung cancer, bronchitis, and pulmonary fibrosis. It uses procedures, such as spirometry, oximetry, transcutaneous CO2 monitoring, sniff nasal inspiratory pressure (SNIP), chest X-ray and computed tomography (CT) scan. In some instances, sleep studies are also conducted to diagnose and assess the presence of sleep apnea and nocturnal hypoventilation.
The growing prevalence of respiratory diseases is one of the key factors driving the growth of the market. The increasing number of smokers and consumption of alcohol, coupled with sedentary lifestyle habits and stressful routines, have resulted in rising incidences of COPD and other severe respiratory conditions, such as lung cancer. Furthermore, various technological innovations in respiratory diagnostic testing, including the utilization of Internet of Things (IoT) and Artificial Intelligence (AI) for the diagnosis of COPD and outpatient management, are creating a positive impact on the market growth. Also, an increase in the demand for respiratory diagnostics devices in various privately-owned hospitals and healthcare centers and efforts by both government and non-governmental organizations (NGO) to make quality healthcare facilities accessible to all are driving the market for respiratory diagnostics. Other factors contributing to the market growth include enhanced research and development (R&D), rising geriatric population, rapid urbanization and increasing industrial establishments, and growing pollution levels across the globe.
Key Market Segmentation:
IMARC Group provides an analysis of the key respiratory diagnostics market trends in each segment, along with forecasts at the global and regional levels for 2025-2033. Our report has categorized the market based on product and service type, test type, disease, and end-user.
Breakup by Product and Service Type:
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