Bangladesh Medical Research Council (BMRC)
Lungs are located either sidess of heart in thoracic cavity. The left lung is seperated by one fissure and right lung is seperated by oblique and horizontal fissures.’ 0.4%-1% of anatomical human dissections showed that azygos lobe is an accessory lobe due to a defect of the migration of vena azygos during the intrauterine development. Normally, azygos vein cross over the apex of the right lung and reaching to superior vena cava. In rare cases, azygos vein…