Pulmonary Hypertension
Pulmonary hypertension is high blood pressure in the blood vessels that supply the lungs. It strains the right side of the heart and can lead to heart failure if left untreated.
Overview
Pulmonary hypertension is high blood pressure in the blood vessels that supply the lungs. It strains the right side of the heart and can lead to heart failure if left untreated.
Symptoms
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Causes
- •Narrowing of pulmonary arteries
- •Left-sided heart failure
- •Chronic lung disease (COPD)
- •Blood clots in the lungs (PE)
- •Genetic mutations
Risk factors
- •Family history of the condition
- •Obesity and sleep apnea
- •Illegal drug use (methamphetamines)
- •Certain connective tissue disorders
- •Chronic liver disease
How it progresses
3 stages- Stage 1 — EarlyMild or intermittent symptoms; easily mistaken for something minor.Often missed
- Stage 2 — ProgressiveSymptoms become more frequent or severe.
- Stage 3 — EstablishedDaily life affected; medical care strongly recommended.
How it's diagnosed
- •Echocardiogram
- •Right heart catheterization
- •Chest X-ray or CT scan
- •Pulmonary function tests
Treatment options
General educational information only — no dosage advice. Always follow guidance from a qualified clinician.
- •Pulmonary vasodilators
- •Oxygen therapy
- •Blood thinners
- •Surgery or lung transplant in severe cases
- •Low-sodium diet
- •Daily weight monitoring
- •Regular light physical activity
- •Smoking cessation
- •Avoiding high altitudes
- •Diuretics to reduce fluid buildup
Complications
- •Long-term damage if untreated
- •Reduced quality of life
- •Worsening symptoms over time
- •Recurrence of pulmonary hypertension
Prevention
- •Maintain a healthy lifestyle
- •See a clinician for routine check-ups
When to seek help
- •Symptoms persist beyond a few days
- •Symptoms interfere with daily activities
- •New or worsening symptoms appear
- •Concerning changes related to pulmonary hypertension
- Chest pain or pressure
- Fainting (syncope)
- Sudden, severe shortness of breath
- Bluish color to lips or skin
In any emergency, call your local emergency number or go to the nearest emergency department.
Real-world questions
- ›Can Pulmonary Hypertension cause headaches?
- ›Is Pulmonary Hypertension reversible?
- ›How quickly does Pulmonary Hypertension progress?
- ›Is Pulmonary Hypertension hereditary?
- ›Can Pulmonary Hypertension be prevented?
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Frequently asked questions
Possible causes of Pulmonary Hypertension include Narrowing of pulmonary arteries, Left-sided heart failure, Chronic lung disease (COPD), Blood clots in the lungs (PE).
Pulmonary Hypertension can be serious and may require prompt medical attention, especially if symptoms are severe or worsening.
Duration varies between individuals. Many cases improve with appropriate care, while others may persist longer and require ongoing management.
Pulmonary Hypertension typically benefits from medical evaluation and should not be ignored.
Consider seeing a clinician if symptoms are severe, persistent, worsening, or if you have any concerns related to general.
Sources
Information based on general medical references such as:
Last reviewed: May 2026