This teaching session, live on Medall.org, is a high yield session focusing on the surgical relevance of thoracic embryology, targeting professionals preparing for MRCS Part A. It covers the development of respiratory and cardiovascular systems plus congenital anomalies. This session also includes an interactive discussion on understanding the embryological basis of thoracic malformations and their surgical management. Prepare to engage with MRCS-style best short answer questions and an interactive Q&A session. Tune in to sharpen your knowledge and prepare for your exams.