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LI-RADS ancillary feature prediction of longitudinal category changes in LR-3 observations: an exploratory study.

Shropshire E, Mamidipalli A, Wolfson T, Allen BC, Jaffe TA, Igarashi S, Higaki A, Tanabe M, Gamst A, Sirlin CB, Bashir MR.

Abdom Radiol (NY). 2020 Feb 12. doi: 10.1007/s00261-020-02429-2. [Epub ahead of print]


Accuracy of common proton density fat fraction thresholds for magnitude- and complex-based chemical shift-encoded MRI for assessing hepatic steatosis in patients with obesity.

Cunha GM, Thai TT, Hamilton G, Covarrubias Y, Schlein A, Middleton MS, Wiens CN, McMillan A, Agni R, Funk LM, Campos GM, Horgan S, Jacobson G, Wolfson T, Gamst A, Schwimmer JB, Reeder SB, Sirlin CB.

Abdom Radiol (NY). 2019 Nov 28. doi: 10.1007/s00261-019-02350-3. [Epub ahead of print]


A Comparison of E-Cigarette Use Patterns and Smoking Cessation Behavior among Vapers by Primary Place of Purchase.

Hsu G, Gamst AC, Zhuang YL, Wolfson T, Zhu SH.

Int J Environ Res Public Health. 2019 Feb 28;16(5). pii: E724. doi: 10.3390/ijerph16050724.


Longitudinal evolution of CT and MRI LI-RADS v2014 category 1, 2, 3, and 4 observations.

Hong CW, Park CC, Mamidipalli A, Hooker JC, Fazeli Dehkordy S, Igarashi S, Alhumayed M, Kono Y, Loomba R, Wolfson T, Gamst A, Murphy P, Sirlin CB.

Eur Radiol. 2019 Sep;29(9):5073-5081. doi: 10.1007/s00330-019-06058-2. Epub 2019 Feb 26.


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

Pooler BD, Wiens CN, McMillan A, Artz NS, Schlein A, Covarrubias Y, Hooker J, Schwimmer JB, Funk LM, Campos GM, Greenberg JA, Jacobsen G, Horgan S, Wolfson T, Gamst AC, Sirlin CB, Reeder SB.

Radiology. 2019 Mar;290(3):682-690. doi: 10.1148/radiol.2018181134. Epub 2018 Dec 18.


Hepatic steatosis and reduction in steatosis following bariatric weight loss surgery differs between segments and lobes.

Fazeli Dehkordy S, Fowler KJ, Mamidipalli A, Wolfson T, Hong CW, Covarrubias Y, Hooker JC, Sy EZ, Schlein AN, Cui JY, Gamst AC, Hamilton G, Reeder SB, Sirlin CB.

Eur Radiol. 2019 May;29(5):2474-2480. doi: 10.1007/s00330-018-5894-0. Epub 2018 Dec 13.


Incentives and Patches for Medicaid Smokers: An RCT.

Anderson CM, Cummins SE, Kohatsu ND, Gamst AC, Zhu SH.

Am J Prev Med. 2018 Dec;55(6 Suppl 2):S138-S147. doi: 10.1016/j.amepre.2018.07.015.


Evaluation of the Tobacco-Use Prevention Education (TUPE) program in California.

McMenamin SB, Cummins SE, Zhuang YL, Gamst AC, Ruiz CG, Mayoral A, Zhu SH.

PLoS One. 2018 Nov 2;13(11):e0206921. doi: 10.1371/journal.pone.0206921. eCollection 2018.


Fibrinogen and the prediction of residual obstruction manifested after pulmonary embolism treatment.

Planquette B, Sanchez O, Marsh JJ, Chiles PG, Emmerich J, Le Gal G, Meyer G, Wolfson T, Gamst AC, Moore RE, Gugiu GB, Morris TA.

Eur Respir J. 2018 Nov 15;52(5). pii: 1801467. doi: 10.1183/13993003.01467-2018. Print 2018 Nov.


Hepatic R2* is more strongly associated with proton density fat fraction than histologic liver iron scores in patients with nonalcoholic fatty liver disease.

Bashir MR, Wolfson T, Gamst AC, Fowler KJ, Ohliger M, Shah SN, Alazraki A, Trout AT, Behling C, Allende DS, Loomba R, Sanyal A, Schwimmer J, Lavine JE, Shen W, Tonascia J, Van Natta ML, Mamidipalli A, Hooker J, Kowdley KV, Middleton MS, Sirlin CB; NASH Clinical Research Network (NASH CRN).

J Magn Reson Imaging. 2019 May;49(5):1456-1466. doi: 10.1002/jmri.26312. Epub 2018 Oct 14.


Inter-reader agreement of magnetic resonance imaging proton density fat fraction and its longitudinal change in a clinical trial of adults with nonalcoholic steatohepatitis.

Hooker JC, Hamilton G, Park CC, Liao S, Wolfson T, Dehkordy SF, Hong CW, Mamidipalli A, Gamst A, Loomba R, Sirlin CB.

Abdom Radiol (NY). 2019 Feb;44(2):482-492. doi: 10.1007/s00261-018-1745-3.


Assessment of a high-SNR chemical-shift-encoded MRI with complex reconstruction for proton density fat fraction (PDFF) estimation overall and in the low-fat range.

Park CC, Hooker C, Hooker JC, Bass E, Haufe W, Schlein A, Covarrubias Y, Heba E, Bydder M, Wolfson T, Gamst A, Loomba R, Schwimmer J, Hernando D, Reeder SB, Middleton M, Sirlin CB, Hamilton G.

J Magn Reson Imaging. 2019 Jan;49(1):229-238. doi: 10.1002/jmri.26168. Epub 2018 Apr 29.


Interreader Reliability of LI-RADS Version 2014 Algorithm and Imaging Features for Diagnosis of Hepatocellular Carcinoma: A Large International Multireader Study.

Fowler KJ, Tang A, Santillan C, Bhargavan-Chatfield M, Heiken J, Jha RC, Weinreb J, Hussain H, Mitchell DG, Bashir MR, Costa EAC, Cunha GM, Coombs L, Wolfson T, Gamst AC, Brancatelli G, Yeh B, Sirlin CB.

Radiology. 2018 Jan;286(1):173-185. doi: 10.1148/radiol.2017170376. Epub 2017 Nov 1.


Technical report: gadoxetate-disodium-enhanced 2D R2* mapping: a novel approach for assessing bile ducts in living donors.

Fazeli Dehkordy S, Fowler KJ, Wolfson T, Igarashi S, Lamas Constantino CP, Hooker JC, Hong CW, Mamidipalli A, Gamst AC, Hemming A, Sirlin CB.

Abdom Radiol (NY). 2018 Jul;43(7):1656-1660. doi: 10.1007/s00261-017-1365-3.


Cross-sectional correlation between hepatic R2* and proton density fat fraction (PDFF) in children with hepatic steatosis.

Mamidipalli A, Hamilton G, Manning P, Hong CW, Park CC, Wolfson T, Hooker J, Heba E, Schlein A, Gamst A, Durelle J, Paiz M, Middleton MS, Schwimmer JB, Sirlin CB.

J Magn Reson Imaging. 2018 Feb;47(2):418-424. doi: 10.1002/jmri.25748. Epub 2017 May 25.


Smoking prevalence in Medicaid has been declining at a negligible rate.

Zhu SH, Anderson CM, Zhuang YL, Gamst AC, Kohatsu ND.

PLoS One. 2017 May 25;12(5):e0178279. doi: 10.1371/journal.pone.0178279. eCollection 2017.


Magnetic resonance elastography measured shear stiffness as a biomarker of fibrosis in pediatric nonalcoholic fatty liver disease.

Schwimmer JB, Behling C, Angeles JE, Paiz M, Durelle J, Africa J, Newton KP, Brunt EM, Lavine JE, Abrams SH, Masand P, Krishnamurthy R, Wong K, Ehman RL, Yin M, Glaser KJ, Dzyubak B, Wolfson T, Gamst AC, Hooker J, Haufe W, Schlein A, Hamilton G, Middleton MS, Sirlin CB.

Hepatology. 2017 Nov;66(5):1474-1485. doi: 10.1002/hep.29241. Epub 2017 Oct 9.


Quantifying Abdominal Adipose Tissue and Thigh Muscle Volume and Hepatic Proton Density Fat Fraction: Repeatability and Accuracy of an MR Imaging-based, Semiautomated Analysis Method.

Middleton MS, Haufe W, Hooker J, Borga M, Dahlqvist Leinhard O, Romu T, Tunón P, Hamilton G, Wolfson T, Gamst A, Loomba R, Sirlin CB.

Radiology. 2017 May;283(2):438-449. doi: 10.1148/radiol.2017160606. Epub 2017 Mar 9.


A Pilot Comparative Study of Quantitative Ultrasound, Conventional Ultrasound, and MRI for Predicting Histology-Determined Steatosis Grade in Adult Nonalcoholic Fatty Liver Disease.

Paige JS, Bernstein GS, Heba E, Costa EAC, Fereirra M, Wolfson T, Gamst AC, Valasek MA, Lin GY, Han A, Erdman JW Jr, O'Brien WD Jr, Andre MP, Loomba R, Sirlin CB.

AJR Am J Roentgenol. 2017 May;208(5):W168-W177. doi: 10.2214/AJR.16.16726. Epub 2017 Mar 7.


The thermodynamic scale of inorganic crystalline metastability.

Sun W, Dacek ST, Ong SP, Hautier G, Jain A, Richards WD, Gamst AC, Persson KA, Ceder G.

Sci Adv. 2016 Nov 18;2(11):e1600225. doi: 10.1126/sciadv.1600225. eCollection 2016 Nov.


Bone marrow fat content is correlated with hepatic fat content in paediatric non-alcoholic fatty liver disease.

Yu NY, Wolfson T, Middleton MS, Hamilton G, Gamst A, Angeles JE, Schwimmer JB, Sirlin CB.

Clin Radiol. 2017 May;72(5):425.e9-425.e14. doi: 10.1016/j.crad.2016.11.017. Epub 2017 Jan 5.


Effect of intravenous gadoxetate disodium and flip angle on hepatic proton density fat fraction estimation with six-echo, gradient-recalled-echo, magnitude-based MR imaging at 3T.

Park CC, Hamilton G, Desai A, Zand KA, Wolfson T, Hooker JC, Costa E, Heba E, Clark L, Gamst A, Loomba R, Middleton MS, Sirlin CB.

Abdom Radiol (NY). 2017 Apr;42(4):1189-1198. doi: 10.1007/s00261-016-0992-4.


Dopaminergic activity and altered reward modulation in anorexia nervosa-insight from multimodal imaging.

Bailer UF, Price JC, Meltzer CC, Wagner A, Mathis CA, Gamst A, Kaye WH.

Int J Eat Disord. 2017 May;50(5):593-596. doi: 10.1002/eat.22638. Epub 2016 Oct 18.


A Statistical Learning Framework for Materials Science: Application to Elastic Moduli of k-nary Inorganic Polycrystalline Compounds.

de Jong M, Chen W, Notestine R, Persson K, Ceder G, Jain A, Asta M, Gamst A.

Sci Rep. 2016 Oct 3;6:34256. doi: 10.1038/srep34256.


Agreement between region-of-interest- and parametric map-based hepatic proton density fat fraction estimation in adults with chronic liver disease.

Manning PM, Hamilton G, Wang K, Park C, Hooker JC, Wolfson T, Gamst A, Haufe WM, Schlein AN, Middleton MS, Sirlin CB.

Abdom Radiol (NY). 2017 Mar;42(3):833-841. doi: 10.1007/s00261-016-0925-2.


Helping Hospitalized Smokers: A Factorial RCT of Nicotine Patches and Counseling.

Cummins SE, Gamst AC, Brandstein K, Seymann GB, Klonoff-Cohen H, Kirby CA, Tong EK, Chaplin E, Tedeschi GJ, Zhu SH.

Am J Prev Med. 2016 Oct;51(4):578-86. doi: 10.1016/j.amepre.2016.06.021.


In vivo triglyceride composition of abdominal adipose tissue measured by 1 H MRS at 3T.

Hamilton G, Schlein AN, Middleton MS, Hooker CA, Wolfson T, Gamst AC, Loomba R, Sirlin CB.

J Magn Reson Imaging. 2017 May;45(5):1455-1463. doi: 10.1002/jmri.25453. Epub 2016 Aug 29.


Imaging Outcomes of Liver Imaging Reporting and Data System Version 2014 Category 2, 3, and 4 Observations Detected at CT and MR Imaging.

Tanabe M, Kanki A, Wolfson T, Costa EA, Mamidipalli A, Ferreira MP, Santillan C, Middleton MS, Gamst AC, Kono Y, Kuo A, Sirlin CB.

Radiology. 2016 Oct;281(1):129-39. doi: 10.1148/radiol.2016152173. Epub 2016 Apr 26.


Novel 3D Magnetic Resonance Elastography for the Noninvasive Diagnosis of Advanced Fibrosis in NAFLD: A Prospective Study.

Loomba R, Cui J, Wolfson T, Haufe W, Hooker J, Szeverenyi N, Ang B, Bhatt A, Wang K, Aryafar H, Behling C, Valasek MA, Lin GY, Gamst A, Brenner DA, Yin M, Glaser KJ, Ehman RL, Sirlin CB.

Am J Gastroenterol. 2016 Jul;111(7):986-94. doi: 10.1038/ajg.2016.65. Epub 2016 Mar 22.


A randomized controlled trial of gabapentin for chronic low back pain with and without a radiating component.

Atkinson JH, Slater MA, Capparelli EV, Patel SM, Wolfson T, Gamst A, Abramson IS, Wallace MS, Funk SD, Rutledge TR, Wetherell JL, Matthews SC, Zisook S, Garfin SR.

Pain. 2016 Jul;157(7):1499-507. doi: 10.1097/j.pain.0000000000000554.


Comparative 13-year meta-analysis of the sensitivity and positive predictive value of ultrasound, CT, and MRI for detecting hepatocellular carcinoma.

Hanna RF, Miloushev VZ, Tang A, Finklestone LA, Brejt SZ, Sandhu RS, Santillan CS, Wolfson T, Gamst A, Sirlin CB.

Abdom Radiol (NY). 2016 Jan;41(1):71-90. doi: 10.1007/s00261-015-0592-8.


Evaluation of Liver Fibrosis Using Texture Analysis on Combined-Contrast-Enhanced Magnetic Resonance Images at 3.0T.

Yokoo T, Wolfson T, Iwaisako K, Peterson MR, Mani H, Goodman Z, Changchien C, Middleton MS, Gamst AC, Mazhar SM, Kono Y, Ho SB, Sirlin CB.

Biomed Res Int. 2015;2015:387653. doi: 10.1155/2015/387653. Epub 2015 Sep 1.


Intra- and inter-examination repeatability of magnetic resonance spectroscopy, magnitude-based MRI, and complex-based MRI for estimation of hepatic proton density fat fraction in overweight and obese children and adults.

Tyagi A, Yeganeh O, Levin Y, Hooker JC, Hamilton GC, Wolfson T, Gamst A, Zand AK, Heba E, Loomba R, Schwimmer J, Middleton MS, Sirlin CB.

Abdom Imaging. 2015 Oct;40(8):3070-7. doi: 10.1007/s00261-015-0542-5.


Quitting smoking before and after varenicline: a population study based on two representative samples of US smokers.

Zhu SH, Cummins SE, Gamst AC, Wong S, Ikeda T.

Tob Control. 2016 Jul;25(4):464-9. doi: 10.1136/tobaccocontrol-2015-052332. Epub 2015 Aug 17.


True User Involvement by People Living With HIV is Possible: Description of a User-driven HIV Clinic in Norway.

Berg RC, Gamst A, Said M, Aas KB, Songe SH, Fangen K, Rysstad O.

J Assoc Nurses AIDS Care. 2015 Nov-Dec;26(6):732-42. doi: 10.1016/j.jana.2015.07.002. Epub 2015 Jul 11.


Feasibility of and agreement between MR imaging and spectroscopic estimation of hepatic proton density fat fraction in children with known or suspected nonalcoholic fatty liver disease.

Achmad E, Yokoo T, Hamilton G, Heba ER, Hooker JC, Changchien C, Schroeder M, Wolfson T, Gamst A, Schwimmer JB, Lavine JE, Sirlin CB, Middleton MS.

Abdom Imaging. 2015 Oct;40(8):3084-90. doi: 10.1007/s00261-015-0506-9.


Accuracy and the effect of possible subject-based confounders of magnitude-based MRI for estimating hepatic proton density fat fraction in adults, using MR spectroscopy as reference.

Heba ER, Desai A, Zand KA, Hamilton G, Wolfson T, Schlein AN, Gamst A, Loomba R, Sirlin CB, Middleton MS.

J Magn Reson Imaging. 2016 Feb;43(2):398-406. doi: 10.1002/jmri.25006. Epub 2015 Jul 22.


Towards Automated Annotation of Benthic Survey Images: Variability of Human Experts and Operational Modes of Automation.

Beijbom O, Edmunds PJ, Roelfsema C, Smith J, Kline DI, Neal BP, Dunlap MJ, Moriarty V, Fan TY, Tan CJ, Chan S, Treibitz T, Gamst A, Mitchell BG, Kriegman D.

PLoS One. 2015 Jul 8;10(7):e0130312. doi: 10.1371/journal.pone.0130312. eCollection 2015.


Charting the complete elastic properties of inorganic crystalline compounds.

de Jong M, Chen W, Angsten T, Jain A, Notestine R, Gamst A, Sluiter M, Krishna Ande C, van der Zwaag S, Plata JJ, Toher C, Curtarolo S, Ceder G, Persson KA, Asta M.

Sci Data. 2015 Mar 17;2:150009. doi: 10.1038/sdata.2015.9. eCollection 2015.


Diagnostic Accuracy of Preoperative Gadoxetic Acid-enhanced 3-T MR Imaging for Malignant Liver Lesions by Using Ex Vivo MR Imaging-matched Pathologic Findings as the Reference Standard.

Costa EA, Cunha GM, Smorodinsky E, Cruite I, Tang A, Marks RM, Clark L, Wolfson T, Gamst A, Sicklick JK, Hemming A, Peterson MR, Middleton MS, Sirlin CB.

Radiology. 2015 Sep;276(3):775-86. doi: 10.1148/radiol.2015142069. Epub 2015 Apr 15.


Accuracy of multiecho magnitude-based MRI (M-MRI) for estimation of hepatic proton density fat fraction (PDFF) in children.

Zand KA, Shah A, Heba E, Wolfson T, Hamilton G, Lam J, Chen J, Hooker JC, Gamst AC, Middleton MS, Schwimmer JB, Sirlin CB.

J Magn Reson Imaging. 2015 Nov;42(5):1223-32. doi: 10.1002/jmri.24888. Epub 2015 Apr 3.


Diagnostic per-patient accuracy of an abbreviated hepatobiliary phase gadoxetic acid-enhanced MRI for hepatocellular carcinoma surveillance.

Marks RM, Ryan A, Heba ER, Tang A, Wolfson TJ, Gamst AC, Sirlin CB, Bashir MR.

AJR Am J Roentgenol. 2015 Mar;204(3):527-35. doi: 10.2214/AJR.14.12986.


Reply to Haddow et al.

Heaton RK, Franklin DR Jr, Deutsch R, Letendre SL, Ellis RJ, Casaletto K, Marquine MJ, Woods SP, Vaida F, Atkinson JH, Marcotte TD, McCutchan JA, Collier AC, Marra CM, Clifford DB, Gelman BB, Sacktor N, Morgello S, Simpson DM, Abramson I, Gamst A, Fennema-Notestine C, Smith DM, Grant I; CHARTER Group.

Clin Infect Dis. 2015 May 1;60(9):1442-3. doi: 10.1093/cid/civ045. Epub 2015 Feb 2. No abstract available.


Reproducibility of MR-based liver fat quantification across field strength: Same-day comparison between 1.5T and 3T in obese subjects.

Artz NS, Haufe WM, Hooker CA, Hamilton G, Wolfson T, Campos GM, Gamst AC, Schwimmer JB, Sirlin CB, Reeder SB.

J Magn Reson Imaging. 2015 Sep;42(3):811-7. doi: 10.1002/jmri.24842. Epub 2015 Jan 23.


Comparison of smoking cessation between education groups: findings from 2 US National Surveys over 2 decades.

Zhuang YL, Gamst AC, Cummins SE, Wolfson T, Zhu SH.

Am J Public Health. 2015 Feb;105(2):373-9. doi: 10.2105/AJPH.2014.302222.


Noninvasive Diagnosis of Nonalcoholic Fatty Liver Disease and Quantification of Liver Fat Using a New Quantitative Ultrasound Technique.

Lin SC, Heba E, Wolfson T, Ang B, Gamst A, Han A, Erdman JW Jr, O'Brien WD Jr, Andre MP, Sirlin CB, Loomba R.

Clin Gastroenterol Hepatol. 2015 Jul;13(7):1337-1345.e6. doi: 10.1016/j.cgh.2014.11.027. Epub 2014 Dec 3.


Neurocognitive change in the era of HIV combination antiretroviral therapy: the longitudinal CHARTER study.

Heaton RK, Franklin DR Jr, Deutsch R, Letendre S, Ellis RJ, Casaletto K, Marquine MJ, Woods SP, Vaida F, Atkinson JH, Marcotte TD, McCutchan JA, Collier AC, Marra CM, Clifford DB, Gelman BB, Sacktor N, Morgello S, Simpson DM, Abramson I, Gamst AC, Fennema-Notestine C, Smith DM, Grant I; CHARTER Group.

Clin Infect Dis. 2015 Feb 1;60(3):473-80. doi: 10.1093/cid/ciu862. Epub 2014 Oct 31.


Associations between histologic features of nonalcoholic fatty liver disease (NAFLD) and quantitative diffusion-weighted MRI measurements in adults.

Murphy P, Hooker J, Ang B, Wolfson T, Gamst A, Bydder M, Middleton M, Peterson M, Behling C, Loomba R, Sirlin C.

J Magn Reson Imaging. 2015 Jun;41(6):1629-38. doi: 10.1002/jmri.24755. Epub 2014 Sep 25.


Accuracy of MR imaging-estimated proton density fat fraction for classification of dichotomized histologic steatosis grades in nonalcoholic fatty liver disease.

Tang A, Desai A, Hamilton G, Wolfson T, Gamst A, Lam J, Clark L, Hooker J, Chavez T, Ang BD, Middleton MS, Peterson M, Loomba R, Sirlin CB.

Radiology. 2015 Feb;274(2):416-25. doi: 10.1148/radiol.14140754. Epub 2014 Sep 22.


Population support before and after the implementation of smoke-free laws in the United States: trends from 1992-2007.

Nagelhout GE, Wolfson T, Zhuang YL, Gamst A, Willemsen MC, Zhu SH.

Nicotine Tob Res. 2015 Mar;17(3):350-5. doi: 10.1093/ntr/ntu162. Epub 2014 Aug 20.

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