What causes pulmonary hypertension (PHT)?

Dr. Jeanne Morrison, PhD
Family Practitioner

Pulmonary hypertension is sometimes caused by genetics. This type is called idiopathic pulmonary hypertension. The other type of pulmonary hypertension, which can have a variety of causes, is called secondary pulmonary hypertension. There are several causes for this type of pulmonary hypertension, but the most common cause is blocked or narrowed arteries. Other causes include the development of blood clots within the lungs, sleep disorders, sickle cell anemia, connective tissue disorders, congenital heart disease, AIDS, lung diseases, severe liver disease, heart failure on the left side, drug use and even climbing or living in environments where the altitude is above 8,000 feet.

Continue Learning about Hypertension

is pregnancy-induced hypertension serious ?
Diana MeeksDiana Meeks
Pregnancy-induced hypertension (PIH) can have serious repercussions for both you and your child. For...
More Answers
what numbers are considered high blood pressure ?
Blood pressure above 140 mm Hg systolic and/or 90 mm Hg diastolic is considered hypertensive. There ...
More Answers
how does sleep affect blood pressure ?
Move the alarm ahead one hour on your bedside clock. Research shows that just one additional hour of...
More Answers
what are the risk factors for high blood pressure ?
Univ. of Nev. School of Medicine, Family MedicineUniv. of Nev. School of Medicine, Family Medicine
Risks factors for high blood pressure include aging (men reaching middle age and beyond and women pa...
More Answers

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.