There are multiple definitions:

1. type A acute dissection(English)

   • a frozen elephant trunk in addition to standard aortic dissection repair is advantageous in terms of improved long-term mortality and closure of the distal false lumen
   • ATAAD
   • Vascular disease
   • https://doi.org…vts.2010.235135

2. thoracic aortic aneurysm and dissection(English)

   • involves dilation of the aortic wall that can lead to tearing or rupture. Progressive extracellular matrix degradation is common, regardless of the underlying cause
   • RSQ, TAAD, UKB, BAPN, ECM, EPGG, PGG, TGF-ß, FTAAD, AFR, EUR, GWAS, PGS, PMBB
   • Vascular disease, Anatomy, Pathology, Biomaterials, Genomics
   • https://doi.org…osy.2023.100072
   • https://doi.org…CGEN.123.004512

3. tricuspid-annulus-apex distance(English)

   • PH, RVEF, SFD, TAPSE
   • Cardiology, Medical imaging
   • https://doi.org…1532-429x-12-35