Application segmentation in the Acute Sinusitis market is critical for understanding treatment and diagnostic workflows. The primary segments include hospital-based care, ambulatory clinics, and home care. Hospital-based care dominates due to the need for advanced diagnostics (e.g., CT scans) and antibiotic prescriptions, contributing ~55% of market revenue. Ambulatory clinics, offering outpatient services and nasal irrigation therapies, account for ~30%, reflecting growing preference for cost-effective solutions. Home care, driven by over-the-counter decongestants and nasal sprays, represents ~15%, with demand tied to consumer self-management trends. This Acute Sinusitis segmentation highlights sector-specific drivers, from hospital infrastructure to retail accessibility.