Dark-Blood Adiabatic T1ρ Mapping of the Heart Using Combined Non-Selective and Slice-Selective RF Pulses at 3T
Chiara Coletti, Joao Tourais, Anastasia Fotaki, Yidong Zhao, Yi Zhang, Christal van de Steeg-Henzen, Qian Tao, Claudia Prieto, Sebastian Weingärtner · 2026
Read Dark-Blood Adiabatic T1ρ Mapping of the Heart Using Combined Non-Selective and Slice-Selective RF Pulses at 3T by Chiara Coletti, Joao Tourais, Anastasia Fotaki, Yidong Zhao, Yi Zhang, Christal van de Steeg-Henzen, Qian Tao, Claudia Prieto, Sebastian Weingärtner (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13603637.txt.
Description
Chiara Coletti and co-authors test, in a 2026 study, a heart imaging method that darkens the blood so the heart wall stands out. The method maps a property called T1 rho, which may identify damaged heart muscle without the contrast dye used in standard scans. Bright blood inside the chambers can blur the thin inner layer of the wall, where accurate readings matter most.
The method uses a sequence of radiofrequency pulses that inverts the signal outside the imaging slice, followed by a delay while inverted blood flows in. In phantoms and in ten healthy subjects, the dark-blood values matched the bright-blood values well. Variation between repeated scans grew slightly with the new method. In seven patients with suspected heart disease, the maps looked as good as the standard ones. The authors see the method as a sound option that may show the inner wall more clearly.
Catalog record
| CREATOR | Chiara Coletti, Joao Tourais, Anastasia Fotaki, Yidong Zhao, Yi Zhang, Christal van de Steeg-Henzen, Qian Tao, Claudia Prieto, Sebastian Weingärtner |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 54 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |