Dyspnoea and Cyanosis in Pregnancy: An Extremely Rare Cause

Pulmonary arteriovenous malformation first presenting with platypnea and orthodeoxia in the 3rd trimester of pregnancy is an extremely rare entity and poses a great diagnostic challenge to the treating physician. We hereby report a patient with pulmonary arteriovenous malformation presenting for the first time in third trimester of pregnancy diagnosed by pulmonary angiogram with subsequent improvement in symptoms post-delivery. Key words: Pulmonary Arteriovenous Malformation, Pregnancy, Platypnea, Orthodeoxia, Pulmonary Angiogram.