At the beginning of the new year, Vientiane is updated. In this issue, please focus on the contents of rare disease key numbers and the implementation guidelines for the prevention, treatment and management of COPD at the grass-roots level.
Sotatercept, an activin signaling inhibitor, can reduce morbidity and mortality in patients with long-term pulmonary hypertension, but its efficacy is unclear in patients with pulmonary hypertension within 1 year of diagnosis.