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Early Restoration of Hypoperfusion Confirmed by Perfusion Magnetic Resonance Image after Emergency Superficial Temporal Artery to Middle Cerebral Artery Anastomosis

Eun J, Park IS

Objective : Emergency superficial temporal artery to middle cerebral artery (STA-MCA) anastomosis in patients with large vessel occlusion who fails mechanical thrombectomy or does not become an indication due to...
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Cardiac evaluation for end-stage kidney disease patients on the transplant waitlist: a single-center cohort study

Vijayan S, Ho QY, Koh CH, Liew IT, Thangaraju S, Wong N, Keh YS, Ong ZHS, Tan JQ, Yeo KK, Chua TSJ, Kee T

Background: Cardiac evaluation before deceased donor kidney transplant (DDKT) remains a matter of debate. Data on Asian countries and countries with prolonged waiting times are lacking. This study aimed to...
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Evaluation of Non-infarct-Related Arteries Using C-11 Acetate PET in STEMI With Multivessel Disease

Cho SG, Kim M, Lee SH, Park KS, Kim J, Moon JB, Song HC

BACKGROUND: We analyzed whether C-11 acetate positron emission tomography (PET) can be used for the evaluation of non-infarct-related artery (NIRA) in patients with ST-elevation myocardial infarction (STEMI) and multivessel disease. METHODS:...
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Reversal of a Large Ischemic Lesion with Low Apparent Diffusion Coefficient Value by Rapid Spontaneous Recanalization

Choi BJ, Ok T, Choi Y, Lee KY

Cytotoxic edema at the site of a lesion following cerebral infarction is shown as a high signal on diffusion-weighted imaging, with a corresponding decreased apparent diffusion coefficient value on magnetic...
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Breast Mass Detected During Cardiac Stress Testing Which Led to Correct Diagnosis and Treatment

Ullah I, Laghari AH, Farhad A, Adnan G, Nagher B

The incidental findings/artifacts identified on myocardial perfusion imaging (MPI) often warrant further evaluation to rule out possible malignant pathologies. In this case report, we describe an elderly lady who was...
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CT Fractional Flow Reserve for the Diagnosis of Myocardial Bridging-Related Ischemia: A Study Using Dynamic CT Myocardial Perfusion Imaging as a Reference Standard

Yu Y, Yu L, Dai X, Zhang J

Objective: To investigate the diagnostic performance of CT fractional flow reserve (CT-FFR) for myocardial bridging-related ischemia using dynamic CT myocardial perfusion imaging (CT-MPI) as a reference standard. Materials and Methods: Dynamic...
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KSNM60 in Cardiology: Regrowth After a Long Pause

Cho SG,  Kong E, Kang W, Paeng J, Henry Bom HS, Cho I

The Korean Society of Nuclear Medicine (KSNM) is celebrating its 60th anniversary in honor of the nuclear medicine professionals who have dedicated their efforts towards research, academics, and the more...
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Application of T1 Map Information Based on Synthetic MRI for Dynamic Contrast-Enhanced Imaging: A Comparison Study with the Fixed Baseline T1 Value Method

Shin DJ, Choi SH, Yoo RE, Kang KM, Yun TJ, Kim JH, Sohn CH, Jo SW, Lee EJ

Objective: For an accurate dynamic contrast-enhanced (DCE) MRI analysis, exact baseline T1 mapping is critical. The purpose of this study was to compare the pharmacokinetic parameters of DCE MRI using...
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Usefulness of Computed Tomographic Perfusion Imaging for Appropriate Diagnosis of Acute Cerebral Vessel Occlusion in Case of Anatomic Variations of the Circle of Willis

James JC, Richter D, Tomaske L, Schneider R, Lukas C, Kaemmerer F, Gold R, Krogias C

Mechanical thrombectomy (MT) is an effective treatment in patients with acute ischemic stroke (AIS) due to emergent large-vessel occlusion in the anterior circulation. Occlusion of the anterior cerebral artery (ACA)...
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Intravoxel Incoherent Motion Magnetic Resonance Imaging for Assessing Parotid Gland Tumors: Correlation and Comparison with Arterial Spin Labeling Imaging

Ma G, Xu XQ, Zhu LN, Jiang JS, Su GY, Hu H, Bu SS, Wu FY

Objective: To compare and correlate the findings of intravoxel incoherent motion (IVIM) magnetic resonance (MR) imaging and arterial spin labeling (ASL) imaging in characterizing parotid gland tumors. Materials and Methods: We...
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Dynamic CT Myocardial Perfusion Imaging in Patients without Obstructive Coronary Artery Disease: Quantification of Myocardial Blood Flow according to Varied Heart Rate Increments after Stress

Yu L, Tao X, Dai X, Liu T, Zhang J

Objective: The present study aimed to investigate the association between myocardial blood flow (MBF) quantified by dynamic CT myocardial perfusion imaging (CT-MPI) and the increments in heart rate (HR) after...
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Perfusion Scintigraphy for the Evaluation of Patients with Raynaud’s Phenomenon

Chong A

Raynaud’s phenomenon (RP) is a functional vascular disorder, which can be defined as transient vasospasm of the peripheral arteries and arterioles in the affected areas exposed to the cold or...
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Clinical Applications of CT Myocardial Perfusion Imaging

Xu C, Yi Y, Wang Y

With the continuous development of CT technology, myocardial CT perfusion imaging (CTP) has exhibited great advantages and been shown to have incremental value over coronary CT angiography, providing functional evaluation...
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Perfusion Imaging to Select Patients with Large Ischemic Core for Mechanical Thrombectomy

Kerleroux B, Janot K, Dargazanli C, Daly-Eraya D, Ben-Hassen W, Zhu F, Gory B, Hak JF, Perot C, Detraz L, Bourcier R, Rouchaud A, Forestier G, Benzakoun J, Marnat G, Gariel F, Mordasini P, Kaesmacher J, Boulouis G, on Behalf of the JENI Research Collaborative

Background and Purpose Patients with acute ischemic stroke, proximal vessel occlusion and a large ischemic core at presentation are commonly not considered for mechanical thrombectomy (MT). We tested the hypothesis...
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Myocardial Coverage and Radiation Dose in Dynamic Myocardial Perfusion Imaging Using Third-Generation Dual-Source CT

Takafuji M, Kitagawa K, Ishida M, Goto Y, Nakamura S, Nagasawa N, Sakuma H

OBJECTIVE: Third-generation dual-source computed tomography (3rd-DSCT) allows dynamic myocardial CT perfusion imaging (dynamic CTP) with a 10.5-cm z-axis coverage. Although the increased radiation exposure associated with the 50% wider scan...
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Noninvasive Biomarker for Predicting Treatment Response to Concurrent Chemoradiotherapy in Patients with Hepatocellular Carcinoma

Chung YE, Park JY, Choi JY, Kim MJ, Park MS, Seong J

PURPOSE: To investigate noninvasive biomarkers for predicting treatment response in patients with locally advanced HCC who underwent concurrent chemoradiotherapy (CCRTx). MATERIALS AND METHODS: Thirty patients (55.5 ± 10.2 years old, M:F...
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Debates over NICE Guideline Update: What Are the Roles of Nuclear Cardiology in the Initial Evaluation of Stable Chest Pain?

Cho SG, Kim J, Song HC

Recent clinical trials have demonstrated the values of cardiac computed tomography (CT) in the initial evaluation of stable chest pain which led to drastic changes in the National Institute for...
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Optimizing Contrast Medium Injection for Coronary CT Angiography Using Myocardial CT Perfusion Data

Tomizawa N, Chou S, Matsuoka S, Yamamoto K, Inoh S, Nojo T, Kumamaru K, Fujimoto S, Nakamura S

OBJECTIVE: To derive and validate a formula to predict the optimal amount of contrast medium for coronary CT angiography (CTA) from CT perfusion (CTP) data during comprehensive cardiac CT. MATERIALS AND...
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Dynamic Contrast-Enhanced Ultrasound of Gastric Cancer: Correlation with Perfusion CT and Histopathology

Joo I, Kim SH, Lee DH, Han JK

OBJECTIVE: To assess the relationship between contrast-enhanced ultrasound (CEUS) parameters and perfusion CT (PCT) parameters of gastric cancers and their correlation with histologic features. MATERIALS AND METHODS: This prospective study was...
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Myocardial Blood Flow Quantified by Low-Dose Dynamic CT Myocardial Perfusion Imaging Is Associated with Peak Troponin Level and Impaired Left Ventricle Function in Patients with ST-Elevated Myocardial Infarction

Pan J, Yuan M, Yu M, Gao Y, Shen C, Wang Y, Lu B, Zhang J

OBJECTIVE: To investigate the association of myocardial blood flow (MBF) quantified by dynamic computed tomography (CT) myocardial perfusion imaging (MPI) with troponin level and left ventricle (LV) function in patients...
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