Tewari, PrabhatDixit, AanchalSoori, Rashmi2019-12-022019-12-022018-01Tewari Prabhat, Dixit Aanchal, Soori Rashmi. Unknown left atrial appendage mass! real-time three-dimensional transesophageal echocardiography helps in identification. Annals of Cardiac Anaesthesia. 2018 Jan; 21(1): 97-980971-9784http://imsear.searo.who.int/handle/123456789/185689Left Atrial Appendage (LAA) is the most contractile part of Left atrium. It is also the most frequent place for thrombus formation that may lead to disastrous consequences. Complete trasoesophageal echocardiography examination always includes assessing LAA but sometimes unusually placed pectinate muscle, which is a normal structure may give baffling shadow that can only be interpreted correctly by Real time 3D echocardiography.Appendageatrialmassthree‑dimensionaltransesophageal echocardiographyUnknown left atrial appendage mass! real-time three-dimensional transesophageal echocardiography helps in identificationJournal ArticleIndiaDepartment of Anaesthesiology, SGPGIMS, Lucknow, Uttar Pradesh, India