From: Heterotaxy syndrome with mixed bronchopulmonary malinosculation: an unusual case report
Step 1: Look at the bronchial situs | Â |
 Bilateral Eparterial bronchi |  |
 Bilateral hyparterial bronchi |  |
Step 2: Look at the bi-atrial morphology (on the basis of appendage which is broad in right atrium and narrow/tubular in left atrium) | Â |
Step 3: Look at the splenic status | Â |
 Asplenia |  |
 Polysplenia |  |