At the end of this lecture student should be able to:

• Describe the pathogenesis of pulmonary vascular diseases 

Under following subtopics

                  Damage to vessel wall

                  Ostruction of vessels

                  Variation in intravascular pressure

• List the causes and macroscopy and microscopy of lung in pulmonary oedema
• List the causes of ARDS and macroscopy and microscopy of lung in ARDS
• List the causes of pulmonary hypertension and morphological changes of lung in pulmonary hypertension