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Author | Dinesh Khanna, MD



Identifying and managing pulmonary arterial hypertension

Pulmonary arterial hypertension (PAH) may lead to increased pulmonary vascular resistance, compromised vasoreactivity, right heart failure, and death. PAH, a subset of pulmonary hypertension (PH), classically is associated with systemic sclerosis but also occurs with other rheumatologic conditions. Early diagnostic strategies are essential. The symptoms of PAH often are nonspecific; the most common presenting symptom is dyspnea.

Decision Making in Systemic Sclerosis: A Guide for Primary Care

The name and identifying features derive from what happens to the skin: it becomes thickened and swollen from deposition of excessive amounts of collagen.