AOCR 2022 & KCR 2022

Sep. 20 (Tue), 09:30-10:50

Case-based Review (CBR 02)

Abdomen

Interactive Basic English Chair(s)

Cher Heng Tan (Singapore)

Grand Ballroom 103, 1F (Room 3)

Surprise! Challenging cases of abdominal imaging

Sang Soo Shin (Korea)
09:30-09:50

Liver disease

Youe Ree Kim (Korea)
09:50-10:10

Pancreas, bile duct disease

Dong Hwan Kim (Korea)
10:10-10:30

GI tract disease

Jisun Lee (Korea)
10:30-10:50

Peritoneum, spleen and others

Dong Ik Cha (Korea)

Sep. 20 (Tue), 08:00-09:20

Special Focus Sessions (SF 01)

Abdomen

All English Chair(s)

Jin Woong Kim (Korea)

Grand Ballroom 103, 1F (Room 3)

Structured reporting in abdominal radiology

Jung Hoon Kim (Korea)
08:00-08:30

Structured reporting of rectal MRI for rectal cancer

Seung Hyun Cho (Korea)
08:30-08:55

Standardization in liver imaging (hepatocellular carcinoma) - toward a structured reporting of hepatocellular carcinoma

Sang Hyun Choi (Korea)
08:55-09:20

Structured reporting of extrahepatic bile duct cancer

Bohyun Kim (Korea)

Sep. 20 (Tue), 14:10-15:40

Special Focus Sessions (SF 03)

Abdomen

Adv English Chair(s)

Chang Hee Lee (Korea)

Grand Ballroom 103, 1F (Room 3)

Application of novel imaging techniques in abdominal imaging

Woo Kyoung Jeong (Korea)
14:10-14:40

New CT techniques in abdominal radiology

Takamichi Murakami (Japan)
14:40-15:10

New MR techniques for liver MRI

Kristina Imeen Ringe (Germany)
15:10-15:40

Beyond morphology: quantitative US for abdominal imaging

Sunkyung Jeon (Korea)

Sep. 20 (Tue), 16:10-17:40

Scientific Session (SS 05)

Abdomen

All English Chair(s)

So Yeon Kim (Korea)

Grand Ballroom 103, 1F (Room 3)

Liver 1

Jeong-Sik Yu (Korea)
16:10-16:19

Follow up liver CT after treatment of hepatocellular carcinoma: evaluation of added value of pelvic scan coverage

Arim Yeom (Korea, Republic of)
16:19-16:28

Two-dimensional convolutional neural network using quantitative US for noninvasive assessment of hepatic steatosis in nonalcoholic fatty liver disease

Sun Kyung Jeon (Korea, Republic of)
16:28-16:37

Deep learning-based functional and volumetric indices of gadoxetic acid-enhanced MRI can predict liver-related events in patients with advanced chronic liver disease

Subin Heo (Korea, Republic of)
16:37-16:46

Low-contrast dose liver CT using low monoenergetic images and deep learning-based reconstruction for hepatocellular carcinoma: a single-center randomized controlled non-inferiority trial

Jae Seok Bae (Korea, Republic of)
16:46-16:55

Ultra-low-dose liver multiphase hepatic CT using deep learning denoising for evaluation of hepatic focal lesion in chronic liver disease: A non-inferiority study

Hyun Joo Lee (Korea, Republic of)
16:55-17:04

Clinical implications of US elastography using liver stiffness and dispersion slope in chronic hepatitis B patients

Seung Ju Song (Korea, Republic of)
17:04-17:13

Real-time US-CT/MR fusion imaging guided, percutaneous cone-unit radiofrequency ablation for small hepatocellular carcinoma using separable clustered electrodes: a prospective study

HeeSoo Kim (Korea, Republic of)
17:13-17:22

How many times should we repeat measuring ultrasound-guided attenuation parameter for evaluating hepatic steatosis?

Duck Min Seo (Korea, Republic of)
17:22-17:31

Percutaneous CT/MRI-US fusion system guided radiofrequency ablation of hepatocellular carcinoma in difficult locations: the feasibility rate and mid-term outcome

Jae Hyun Kim (Korea, Republic of)

Sep. 21 (Wed), 08:00-11:00

ASAR-KSAR Joint Symposium (JS 06)

Abdomen

All English Chair(s)

Takamichi Murakami (Japan)

203, 2F (Room 8)

Up-to-date imaging diagnosis of liver disease

Jin-Young Choi (Korea)
08:00-08:30

New pathological classifications of primary liver cancer

Hyo Jeong Kang (Korea)
08:30-09:00

Which imaging criteria for the diagnosis of HCC are appropriate for AOCR countries?

Yeun-Yoon Kim (Korea)
09:00-09:30

Prognosis prediction of hepatocellular carcinoma based on MR imaging features

Cher Heng Tan (Singapore)
09:30-10:00

Liver function evaluation using imaging techniques

Keitaro Sofue (Japan)
10:00-10:30

Imaging biomarkers of NAFLD

Mimi Kim (Korea)
10:30-11:00

Dual- and multi-energy CT for liver disease

Hyo-Jin Kang (Korea)

Sep. 21 (Wed), 14:10-15:40

Refresher Courses (RC 05)

Abdomen

All Korean Chair(s)

Jun-Woo Lee (Korea)

Grand Ballroom 103, 1F (Room 3)

Good and safe imaging in problematic conditions

Hyun Cheol Kim (Korea)
14:10-14:40

Too obese or too skinny: extreme body habitus

Myung-won You (Korea)
14:40-15:10

No contrast media: patients for whom contrast agents are not available

Young Seo Cho (Korea)
15:10-15:40

MR safety: claustrophobia, pregnant patients, implants and devices

Nayun Han (Korea)

Sep. 21 (Wed), 16:10-17:40

Scientific Session (SS 15)

Abdomen

All Chair(s)

Seong Hyun Kim (Korea)

Grand Ballroom 103, 1F (Room 3)

Liver 2

Hun Kyu Ryeom (Korea)
16:10-16:20

Diagnostic performance of perfluorobutane enhanced ultrasound for HCC and non-HCC liver malignancies based on the major features of CEUS-LIRADS v2018

Seungchul Han (Korea, Republic of)
16:20-16:30

Abbreviated liver MRI with second shot arterial phase for HCC evaluation: modified version of LI-RADS and recall reduction strategy

Jeong Woo Kim (Korea, Republic of)
16:30-16:40

Different performance of LI-RADS v2018 for diagnosing hepatocellular carcinoma ≤3.0 cm on gadoxetic acid-enhanced MRI according to the etiology of liver cirrhosis

Ji Young Choi (Korea, Republic of)
16:40-16:50

Improving image quality and visualization of hypervascular hepatocellular carcinoma in arterial phase CT images using contrast enhancement-boost technique

Gayoung Yoon (Korea, Republic of)
16:50-17:00

LI-RADS category predicts treatment outcomes of small single HCC: comparison between surgical resection and radiofrequency ablation by propensity score matching analysis

Min Hwan Kwak (Korea, Republic of)
17:00-17:10

Effect of preoperative microvascular invasion risk assessment on outcomes after liver transplantation for hepatocellular carcinoma

Dong Ik Cha (Korea, Republic of)
17:10-17:20

Diagnostic performance of hypointensity in transitional phase of gadoxetic acid-enhanced MRI imaging in diagnosis of hypervascular hepatocellular carcinoma in patient with high-risk liver

Wanwarang Teerasamit (Thailand)
17:20-17:30

Identification of macrotrabecular-massive hepatocellular carcinoma (MTM-HCC) using gadoxetic acid-enhanced MRI and user-friendly radiomics analysis suite

Jongjin Yoon (Korea, Republic of)
17:30-17:40

Standardized radiological reporting: how much LIRADS are we practicing?

Aasma Nudrat Zafar (Pakistan)

Sep. 22 (Thu), 08:00-09:20

Multidisciplinary Team Session (MDT 03)

Abdomen

Interactive All English Chair(s)

Regina Beets-Tan (Netherlands)

Grand Ballroom 104, 1F (Room 4)

Rectal cancer

Seong Ho Park (Korea)
Rectal cancer 1

Jong Keon Jang (Korea)
Rectal cancer 2

Hae Young Kim (Korea)
Rectal cancer 3

Bohyun Kim (Korea)
Gastroenterology

Jae Jun Park (Korea)
Colorectal surgery

Woong Bae Ji (Korea)
Medical oncology

Myung-Ah Lee (Korea)
Pathology

Jihun Kim (Korea)

Sep. 22 (Thu), 09:40-11:00

Scientific Session (SS 19)

Abdomen

All English Chair(s)

Kwon-Ha Yoon (Korea)

Grand Ballroom 104, 1F (Room 4)

Abdominal imaging

Mi-Suk Park (Korea)
09:40-09:50

Deep learning-based prediction of hospitalization for patients with abdominal symptoms during emergency department triage: combining initial abdominal radiography and early clinical information

Yeo Eun Han (Korea, Republic of)
09:50-10:00

Image quality improvement of low dose abdominal CT using deep learning image reconstruction compared with the second generation iterative reconstruction

Hyo-Jin Kang (Korea, Republic of)
10:00-10:10

Deep learning enabled position-invariant detection of pneumoperitoneum with abdominal radiography

Sangjoon Park (Korea, Republic of)
10:10-10:20

Value of contrast-enhanced arterial-phase imaging in addition to portovenous phase in CT evaluation of blunt abdominopelvic trauma

Kawin Kawinwongkowit (Thailand)
10:20-10:30

Improvement of radiomics reproducibility using deep learning-based image conversion between CT reconstruction algorithms

Heejin Lee (Korea, Republic of)
10:30-10:40

Development and validation of CT‑based radiomics model of PET-negative residual CT masses for the prediction of relapse‑free survival in lymphoma patients showing complete metabolic response

Seung Ha Cha (Korea, Republic of)
10:40-10:50

Harmful effect of repetitive iodinated contrast media administration on the long-term renal function of patients with early gastric cancer

Yong Eun Chung (Korea, Republic of)
10:50-11:00

Performance of free breathing at dynamic T1WI in patients at risk of developing motion artifacts at gadoxetic acid-enhanced liver MRI

Jeong Hee Yoon (Korea, Republic of)

Sep. 22 (Thu), 14:10-15:40

Scientific Session (SS 21)

Abdomen

All English Chair(s)

Regina Beets-Tan (Netherlands)

Grand Ballroom 104, 1F (Room 4)

Gastrointestinal tract

Se Hyung Kim (Korea)
14:10-14:20

Usefulness of dynamic CT transmural sign to evaluate T staging of gastric cancer: histopathologic correlation

Min Gang Jo (Korea, Republic of)
14:20-14:30

Diagnostic value of CT in GI-GVHD after hematopoietic stem cell transplantation

Qing Feng (China)
14:30-14:40

Efficacy of deep learning-based imaging reconstruction for assessment of tumor response to neoadjuvant chemoradiotherapy in patients with rectal cancer

Bona Kim (Korea, Republic of)
14:40-14:50

Diagnostic accuracy of deep learning-based T staging of colorectal cancer on CT images

Yeo Eun Han (Korea, Republic of)
14:50-15:00

Appendiceal visualization on 2-mSv CT vs. conventional-dose CT in adolescents and young adults with suspected appendicitis: an analysis of large pragmatic randomized trial data

Jungheum Cho (Korea, Republic of)
15:00-15:10

Is non-contrast abdominal computed tomography (CT) useful for assessing fever or infection focus?

Jihwan Kang (Korea, Republic of)
15:10-15:20

Evaluation of deep-learning reconstructed 3D contrast enhanced MR enterography with LAVA hypersense in crohn disease patients

Jung Hee Son (Korea, Republic of)
15:20-15:30

Validation of simplified magnetic resonance index of activity (MaRIA) in Crohn’s disease and its application to CT enterography

Ye Rin Hwang (Korea, Republic of)
15:30-15:40

Small bowel motility quantification from cine MRI: comparison with visual assessment

Ji Young Choi (Korea, Republic of)

Sep. 23 (Fri), 08:00-09:20

Refresher Courses (RC 12)

Abdomen

All English Chair(s)

Hwan Seok Yong (Korea)

Grand Ballroom 104, 1F (Room 4)

Appropriateness of abdominal imaging

Joon-Il Choi (Korea)
08:00-08:30

When should we perform imaging? Justification of abdominal imaging

Seung Eun Jung (Korea)
08:30-09:00

ACR appropriateness criteria: perspectives from a GI specialty chair

David H. Kim (USA)
09:00-09:20

Appropriate criteria: KSR guidelines

Yong Eun Chung (Korea)

Sep. 23 (Fri), 09:40-11:00

Scientific Session (SS 27)

Abdomen

All English Chair(s)

Jae Young Lee (Korea)

Grand Ballroom 104, 1F (Room 4)

Pancreas and bile duct

Hee Jin Kim (Korea)
09:40-09:50

Prediction of margin-negative resection of pancreatic ductal adenocarcinoma following neoadjuvant therapy: diagnostic performance of NCCN criteria for resection vs. CT-determined resectability

Jong Keon Jang (Korea, Republic of)
09:50-10:00

Development of deep learning algorithms for generating synthetic cholangiography from CT images using the generative adversarial network: a preliminary study

Nayun Han (Korea, Republic of)
10:00-10:10

Charcterizing tumor tissue composition in pancreatic adenocarcinoma by using multiparametric MR

Cong Xia (China)
10:10-10:20

Comparison of diagnostic performance of MDCT with MRI plus MRCP for the evaluation of resectability in patients with extrahepatic bile duct cancer

Jeong In Yoo (Korea, Republic of)
10:20-10:30

Comparison of diagnostic accuracy between the different versions of NCCN guidelines for predicting margin-negative resection of pancreatic ductal adenocarcinoma in upfront surgery.

Eun Joo Park (Korea, Republic of)
10:30-10:40

Development and validation of a radiomics model for predicting malignant IPMN compared with the revised Fukuoka guidelines

Doo Young Lee (Korea, Republic of)
10:40-10:50

Accelerated pancreatobiliary MRI for pancreatic cancer surveillance in patients with pancreatic cystic neoplasms

Jeong Hee Yoon (Korea, Republic of)
10:50-11:00

Prognostic value of preoperative CT-based radiomics in grade 1–2 pancreatic neuroendocrine tumors: a multi-institutional study

Su Bin Heo (Korea, Republic of)

D + 816 Coex, Seoul, Korea

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