Idrees, Majdy M., Al-Hajjaj, Mohammed, Khan, Javeed, Al-Hazmi, Manal, Alanezi, Mohammed, Saleemi, Sarfraz, Sanai, Faisal, Kashour, Tarek, Wali, Siraj, and Barst, Robyn
The Saudi guidelines on diagnosis and treatment of pulmonary arterial hypertension (PAH) are presented. It discusses the epidemiology, natural history, causes, risk factors, clinical classification, histopathology, and pathophysiology of PAH. Tests used in the diagnosis and classification of PAH include Pulmonary function tests, ventilation and perfusion (V/Q) lung scan, and pulmonary angiography. Pharmacological treatment for PAH include oral anticoagulants, diuretics, and calcium-channel blockers (CCBs).