In this conversation, Dr. Peter Weimersheimer discusses various techniques and tips for performing cardiac ultrasound in emergency medicine. He emphasizes the importance of understanding probe movements such as sliding, fanning, and rocking to optimize cardiac views. The discussion also covers troubleshooting common challenges in cardiac imaging, the critical role of gel in obtaining clear images, and the transition between different cardiac views. Dr. Weimersheimer emphasizes the importance of identifying cardiac pathologies through ultrasound and shares techniques for obtaining the apical four-chamber view. The conversation concludes with insights into the impact of ultrasound on patient care and decision-making in emergency situations. In this conversation, Dr. Peter Weimersheimer shares his expertise on cardiac ultrasound techniques, with a focus on the apical four-chamber view and the importance of understanding ventricular shape and function. He discusses practical tips for navigating ultrasound views in critical situations, optimizing imaging techniques, and utilizing patient physiology to enhance imaging quality. The conversation also covers the interpretation of right ventricular size in cardiac arrest and differentiating between the inferior vena cava (IVC) and aorta during ultrasound imaging.