Feasibility of and experience using a portable MRI scanner in the neonatal intensive care unit

Autor: Maura E Sien, Amie L Robinson, Houchun H Hu, Chris R Nitkin, Ara S Hall, Marcie G Files, Nathan S Artz, John T Pitts, Sherwin S Chan

Publikováno v: Archives of Disease in Childhood - Fetal and Neonatal Edition. 108:45-50

ObjectiveA portable, low-field MRI system is now Food and Drug Administration cleared and has been shown to be safe and useful in adult intensive care unit settings. No neonatal studies have been performed. The objective is to assess our preliminary

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a88cc2d7a208fab3ab9995f38ba56874
https://doi.org/10.1136/archdischild-2022-324200

Non-contrast magnetic resonance angiography/venography techniques: what are my options?

Autor: Jacob B Fleecs, Grace S Mitchell, Sherwin S Chan, Nathan S Artz

Publikováno v: Pediatric Radiology. 52:271-284

Non-contrast magnetic resonance (MR) angiography and MR venography techniques are gaining popularity for vascular imaging because they are faster, more forgiving and less costly compared with contrast-enhanced MR angiography. Non-contrast MR angiogra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bdd8af1f8d7da3400ee0511d9429bc84
https://doi.org/10.1007/s00247-021-05067-y

Prospective comparison of longitudinal change in hepatic proton density fat fraction (PDFF) estimated by magnitude-based MRI (MRI-M) and complex-based MRI (MRI-C)

Autor: Kathryn J. Fowler, Guilherme M. Campos, Nathan S. Artz, Michael S. Middleton, Adrija Mamidipalli, Scott B. Reeder, Calvin Andrew Tran, Curtis N. Wiens, Luke M. Funk, Alan B. McMillan, Claude B. Sirlin, Jeffrey B. Schwimmer, Jacob A. Greenberg, Gavin Hamilton, Soudabeh Fazeli, Tanya Wolfson, Yesenia Covarrubias, Anthony Gamst

Publikováno v: Eur Radiol
European radiology, vol 30, iss 9

To compare longitudinal hepatic proton density fat fraction (PDFF) changes estimated by magnitude- vs. complex-based chemical-shift-encoded MRI during a weight loss surgery (WLS) program in severely obese adults with biopsy-proven nonalcoholic fatty

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eb59cc6573ecf08b3b8da3f50ecd2fd5
https://doi.org/10.1007/s00330-020-06858-x

Monitoring Fatty Liver Disease with MRI Following Bariatric Surgery: A Prospective, Dual-Center Study

Autor: Luke M. Funk, Scott B. Reeder, Santiago Horgan, Alexandra Schlein, Jonathan Hooker, Guilherme M. Campos, Jeffrey B. Schwimmer, Tanya Wolfson, B. Dustin Pooler, Nathan S. Artz, Anthony Gamst, Garth R. Jacobsen, Curtis N. Wiens, Claude B. Sirlin, Alan B. McMillan, Jacob A. Greenberg, Yesenia Covarrubias

Publikováno v: Pooler, B Dustin; Wiens, Curtis N; McMillan, Alan; Artz, Nathan S; Schlein, Alexandra; Covarrubias, Yesenia; et al.(2019). Monitoring Fatty Liver Disease with MRI Following Bariatric Surgery: A Prospective, Dual-Center Study.. Radiology, 290(3), 682-690. doi: 10.1148/radiol.2018181134. UC San Diego: Retrieved from: http://www.escholarship.org/uc/item/8875f67j
Radiology, vol 290, iss 3

PURPOSE: To longitudinally monitor liver fat before and after bariatric surgery by using quantitative chemical shift-encoded (CSE) MRI and to compare with changes in body mass index (BMI), weight, and waist circumference (WC). MATERIALS AND METHODS:

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2a1f857258269b60feb5e9eb1c989556
http://www.escholarship.org/uc/item/8875f67j

Accelerating fully phase-encoded MRI near metal using multiband radiofrequency excitation

Autor: Curtis N. Wiens, Nathan S. Artz, Alexey Samsonov, Matthew R. Smith, Diego Hernando, Scott B. Reeder

Publikováno v: Magnetic Resonance in Medicine. 77:1223-1230

Purpose To develop a multiband radiofrequency (RF) excitation strategy for simultaneous excitation of multiple RF offsets to accelerate fully phase-encoded imaging near metallic prostheses. Methods Multiband RF excitation was designed and incorporate

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::aef820a9d72d90db35bb1af7cba19a49
https://doi.org/10.1002/mrm.26209