Overview Pulmonary hypertension-symptoms and causes include blue lips and skin-cyanosis,chest pain dizziness,fainting spells-syncope,e.t.c -all symptoms and causes are described in detail in this article.The  blood  flowing  through the  blood vessels  that  supply  oxygen rich  blood to the  lungs, normally exerts some pressure  on  those blood vessels. When  this  blood pressure rises  beyond  the  normal range, … Continue reading Pulmonary hypertension – Symptoms and causes – Dr.Sagar