Application segmentation in the Primary Sclerosing Cholangitis (PSC) market reflects therapeutic and diagnostic utility. The disease management segment dominates, driven by long-term therapies targeting bile duct inflammation and fibrosis progression. This includes immunosuppressants, UDCA alternatives, and emerging biologics. The symptom relief segment addresses complications like pruritus, fatigue, and cholangitis, leveraging antihistamines, antibiotics, and vitamin supplementation. Patient monitoring tools, such as liver function tests and imaging, constitute a smaller but critical share, ensuring disease staging and treatment efficacy tracking. These applications collectively shape the PSC market size, with demand influenced by disease prevalence, treatment adherence, and unmet clinical needs. Strategic innovation in non-invasive biomarkers and targeted therapies is poised to expand the application scope significantly.