Although there is a paucity of data-driven evidence regarding acute problems in PH, patients with known PH may present to the emergency department (ED) with a variety of acute problems related to this disease:
In addition, the emergency physician is in a strong position to consider the initial diagnosis in patients with previously undiagnosed pulmonary hypertension as long as there is a high index of suspicion in any patient presenting with breathlessness in the absence of an alternative cause of cardiorespiratory disease.