Pulmonary hypertension is a condition characterized by increased blood pressure in the pulmonary arteries. This phenomenon can develop for various reasons, and the diagnosis is typically made based on an echocardiogram. However, for an accurate diagnosis, specialized cardiac catheterization may also be used, though this is rarely necessary. The increased pressure in the pulmonary arteries can be temporary, but in many cases, it can persist, leading to pulmonary hypertension. Often, an underlying disease affects the cardiovascular system, such as congenital or acquired abnormalities, or reduced compliance of the left ventricle. Treating these underlying conditions can improve the patient’s status. The most common form of pulmonary hypertension is pulmonary arterial hypertension…