Search Results - "Welman, Christopher J."

The Effect of Adiposity on Anti–Tumor Necrosis Factor-Alpha Levels and Loss of Response in Crohn's Disease Patients by Lim, Zixiang, Welman, Christopher J., Raymond, Warren, Thin, Lena

“…A high body mass index is known to adversely affect antitumor necrosis factor-alpha trough levels and secondary loss of response (SLOR) in patients with…”
Get full text

Correlation of MRI-determined small bowel Crohn's disease categories with medical response and surgical pathology by Lawrance, Ian Craig, Welman, Christopher J, Shipman, Peter, Murray, Kevin

“…To determine whether magnetic resonance imaging (MRI) can be used to categorize small bowel Crohn's disease (SB CD) into groups that correlate with response to…”
Get full text

Small bowel MRI enteroclysis or follow through： Which is optimal by Lawrance, Ian C, Welman, Christopher J, Shipman, Peter, Murray, Kevin

“…AIM： TO determine if a nasojejunal tube （NJT） is required for optimal examination of enteroclysis and if patients can be examined only in the supine position…”
Get full text

A High Visceral-to-Skeletal Muscle Area Ratio on Cross-Sectional Imaging Is Associated With Failure of Standard Ustekinumab Doses: A Multicenter Study by Tan, Zhi, Chin, Andrew, Welman, Christopher J, Thin, Lena

“…Anti-interleukin 12/23 agents have shown greater durability in response compared with anti-tumor necrosis factor α agents. Data on the association between body…”
Get full text

Clinical relevance of shear wave elastography compared with transient elastography and other markers of liver fibrosis by Ayonrinde, Oyekoya T., Zelesco, Marilyn, Welman, Christopher J., Abbott, Steven, Adris, Niwansa

“…Background Early and accurate non‐invasive diagnosis of liver fibrosis is important for reducing the burden of cirrhosis and related complications. Aim This…”
Get full text

Hepatic steatosis: Ultrasound assessment using attenuation imaging (ATI) with liver biopsy correlation by Welman, Christopher J, Saunders, Jacqualine, Zelesco, Marilyn, Abbott, Steven, Boardman, Glenn, Ayonrinde, Oyekoya T

“…Introduction Hepatic steatosis duration and severity are risk factors for liver fibrosis and cardiometabolic disease. We assessed the diagnostic accuracy of…”
Get full text

Higher Anti-tumor Necrosis Factor-α Levels Correlate With Improved Radiologic Outcomes in Crohn’s Perianal Fistulas by De Gregorio, Michael, Lee, Tanya, Krishnaprasad, Krupa, Amos, Gregory, An, Yoon-Kyo, Bastian-Jordan, Matthew, Begun, Jakob, Borok, Nira, Brown, Dougal J.M., Cheung, Wa, Connor, Susan J., Gerstenmaier, Jan, Gilbert, Lauren E., Gilmore, Robert, Gu, Bonita, Kutaiba, Numan, Lee, Allan, Mahy, Gillian, Srinivasan, Ashish, Thin, Lena, Thompson, Alexander J., Welman, Christopher J., Yong, Eric X.Z., De Cruz, Peter, van Langenberg, Daniel, Sparrow, Miles P., Ding, Nik S.

“…Higher anti-tumor necrosis factor-α (TNF) drug levels are associated with improved clinical healing of Crohn’s perianal fistulas. It is unclear whether this…”
Get full text

Association of Computed Tomography Measures of Muscle and Adipose Tissue and Progressive Changes throughout Treatment with Clinical Endpoints in Patients with Advanced Lung Cancer Treated with Immune Checkpoint Inhibitors by Khan, Azim, Welman, Christopher J, Abed, Afaf, O'Hanlon, Susan, Redfern, Andrew, Azim, Sara, Lopez, Pedro, Singh, Favil, Khattak, Adnan

“…To investigate the association between skeletal muscle mass and adiposity measures with disease-free progression (DFS) and overall survival (OS) in patients…”
Get full text

HELLP syndrome: An ultrasound case of geographically altered liver parenchymal echogenicity with shear wave elastography, shear wave dispersion and attenuation imaging correlation by Mould, Andrea, Abbott, Steven, Welman, Christopher J.

“…HELLP syndrome is a rare, potentially life threatening obstetric condition that is diagnosed by the combination of Haemolysis, Elevated Liver enzyme levels,…”
Get full text

Correlation between hepatorenal index and attenuation imaging for assessing hepatic steatosis by Srigandan, Shrivuthsun, Zelesco, Marilyn, Abbott, Steven, Welman, Christopher J

“…Introduction Hepatic steatosis screening is required to assess high‐risk populations, identify those for intervention, monitor response and prevent disease…”
Get full text

Hepatic steatosis: Qualitative and quantitative sonographic assessment in comparison to histology by Tan, Zhi Xin, Mehta, Bryan, Kusel, Kieran, Seow, James, Zelesco, Marilyn, Abbott, Steven, Simons, Rebecca, Boardman, Glenn, Welman, Christopher J., Ayonrinde, Oyekoya T.

“…Introduction Globally, B‐mode ultrasound is the most common modality used for the diagnosis of hepatic steatosis. We aimed to assess the correlation between…”
Get full text

Contrast-enhanced magnetic resonance angiography of the peripheral arteries: Technique, tips, pitfalls and problems by Welman, Christopher J, Harrison, Colin, Low, Ronny S

“…Summary Contrast‐enhanced magnetic resonance angiography is a reliable way to assess peripheral vascular disease. This article reviews the basic physics behind…”
Get full text

Indications and selection of MR enterography vs. MR enteroclysis with emphasis on patients who need small bowel MRI and general anaesthesia: results of a survey by Torkzad, Michael R., Masselli, Gabriele, Halligan, Steve, Oto, Aytek, Neubauer, Henning, Taylor, Stuart, Gupta, Arun, Frøkjær, Jens Brøndum, Lawrance, Ian C., Welman, Christopher J., Negård, Anne, Ekberg, Olle, Patak, Michael, Lauenstein, Thomas

“…Aims To survey the perceived indications for magnetic resonance imaging of the small bowel (MRE) by experts, when MR enteroclysis (MREc) or MR enterography…”
Get full text

CT Brain Findings in a Patient with Elevated Brain Cesium Levels by Khangure, Simon R., Williams, Eric S., Welman, Christopher J.

“…We describe the CT findings in the brain of a woman with pathologically proven elevated levels of blood and tissue cesium. The 42-year-old woman had been…”
Get full text

BUT THE TOOL CONTINUES TO IMPROVE by Ferris, Nick, Welman, Christopher J.

Get full text

Can new ultrasound software accurately grade hepatic steatosis? by Zelesco, Marilyn, Welman, Christopher J, Saunders, Jacqualine, Abbott, Steven, Boardman, Glenn, Ayonrinde, Oyekoya T.

“…To retrospectively compare the diagnostic accuracy of attenuation imaging (ATI) to detect and grade hepatic steatosis as determined by liver biopsy in a cohort…”
Get full text

Comparison of the clinical usefulness of shear wave elastography relative to transient elastography and other markers of liver fibrosis by Ayonrinde, Oyekoya T, Abbott, Steven, Welman, Christopher J, Adris, Niwansa, Perrin, Marcelle, Connelly, Crystal, Lam, Wendy, Zelesco, Marilyn

“…Introduction and aimsShear wave elastography (SWE) is an emerging ultrasound-related technology for assessment of liver fibrosis. The usefulness and…”
Get full text

Su437 HIGHER ANTI-TUMOUR NECROSIS FACTOR-ALPHA DRUG LEVELS ARE ASSOCIATED WITH IMPROVED RADIOLOGICAL OUTCOMES IN PATIENTS WITH PERIANAL FISTULISING CROHN'S DISEASE: A MULTICENTRE CROSS-SECTIONAL RETROSPECTIVE STUDY by De Gregorio, Michael, Lee, Tanya, Krishnaprasad, Krupa, Amos, Gregory, An, Yoon-Kyo, Bastian-Jordan, Matthew, Begun, Jakob, Borok, Nira, Brown, Dougal J., Cheung, Wa, Connor, Susan J., Gerstenmaier, Jan F., Gilbert, Lauren, Gilmore, Robert, Gu, Bonita, Kutaiba, Numan, Lee, Allan, Mahy, Gillian, Srinivasan, Ashish, Thin, Lena, Thompson, Alexander, Welman, Christopher J., Yong, Eric, De Cruz, Peter, Van Langenberg, Daniel R., Sparrow, Miles, Ding, Nik S.

Get full text

The RSNA Abdominal Traumatic Injury CT (RATIC) Dataset by Rudie, Jeffrey D, Lin, Hui-Ming, Ball, Robyn L, Jalal, Sabeena, Prevedello, Luciano M, Nicolaou, Savvas, Marinelli, Brett S, Flanders, Adam E, Magudia, Kirti, Shih, George, Davis, Melissa A, Mongan, John, Chang, Peter D, Berger, Ferco H, Hermans, Sebastiaan, Law, Meng, Richards, Tyler, Grunz, Jan-Peter, Kunz, Andreas Steven, Mathur, Shobhit, Galea-Soler, Sandro, Chung, Andrew D, Afat, Saif, Kuo, Chin-Chi, Aweidah, Layal, Villanueva Campos, Ana, Somasundaram, Arjuna, Sanchez Tijmes, Felipe Antonio, Jantarangkoon, Attaporn, Kayat Bittencourt, Leonardo, Brassil, Michael, El Hajjami, Ayoub, Dogan, Hakan, Becircic, Muris, Bharatkumar, Agrahara G, Júdice de Mattos Farina, Eduardo Moreno, Colak, Errol

“…The RSNA Abdominal Traumatic Injury CT (RATIC) dataset contains 4,274 abdominal CT studies with annotations related to traumatic injuries and is available at…”
Get full text

Sonographic twinkle artefact in renal calculus detection: Impact of scanning factors in a phantom model by Haluszkiewicz, Elvie, Zelesco, Marilyn, Welman, Christopher J, Wong, Daniel D, Ramsay, Duncan

“…Introduction A common clinical use of the twinkle artefact is to detect and confirm renal calcification on ultrasound. There is however variable demonstration…”
Get full text