chronic thromboembolic pulmonary hypertension

== English == === Etymology === From chronic +‎ thromboembolic +‎ pulmonary +‎ hypertension === Pronunciation === IPA(key): /ˈkrɑnɪk ˌθrɑːmboʊɪmˈbɑlɪk ˈpʊlməˌnɛri ˌhaɪpərˈtɛnʃən/ === Noun === chronic thromboembolic pulmonary hypertension (uncountable, abbreviation CTEPH) (pathology) A form of pulmonary hypertension caused by chronic, unresolved blood clots in the pulmonary arteries that become organized into fibrotic tissue. Persistent obstructions can increase resistance to blood flow through the lungs, which raises pulmonary artery pressure and places progressive strain on the right side of the heart.