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Article
Open AccessBiparametric versus multiparametric MRI for the detection of clinically significant prostate cancer in a diverse, multiethnic population
There is not yet satisfactory performance data comparing multiparametric MRI (mpMRI) versus biparametric MRI (bpMRI) for detecting prostate cancer (PCa), particularly in high-risk populations. We compared both...
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Article
Utility of pelvic CT in patients undergoing surveillance for hepatocellular carcinoma: A retrospective multi-institutional study
To determine the frequency, characteristics and clinical significance of incidental pelvic findings reported on abdominopelvic CT performed for hepatocellular carcinoma (HCC) surveillance in at-risk patients.
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Article
Open AccessImaging features of intra-abdominal and intra-pelvic causes of hirsutism
Hirsutism is a relatively common disorder which affects approximately 5% to 15% of women. It is defined by excessive growth of terminal hair in women, which primarily affects areas dependent on androgens, such...
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Article
Performance of LI-RADS category 5 vs combined categories 4 and 5: a systemic review and meta-analysis
Computed tomography (CT)/magnetic resonance imaging (MRI) Liver Imaging Reporting and Data System (LI-RADS, LR) category 5 has high specificity and modest sensitivity for diagnosis of hepatocellular carcinoma ...
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Article
Open AccessPrognostic MRI features to predict postresection survivals for very early to intermediate stage hepatocellular carcinoma
Contrast-enhanced MRI can provide individualized prognostic information for hepatocellular carcinoma (HCC). We aimed to investigate the value of MRI features to predict early (≤ 2 years)/late (> 2 years) recur...
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Article
Open AccessEthiodized oil as an imaging biomarker after conventional transarterial chemoembolization
Conventional transarterial chemoembolization (cTACE) utilizing ethiodized oil as a chemotherapy carrier has become a standard treatment for intermediate-stage hepatocellular carcinoma (HCC) and has been adopte...
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Article
MRI imaging features for predicting macrotrabecular-massive subtype hepatocellular carcinoma: a systematic review and meta-analysis
To identify significant MRI features associated with macrotrabecular-massive hepatocellular carcinoma (MTM-HCC), and to assess the distribution of Liver Imaging Radiology and Data System (LI-RADS, LR) category...
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Article
Liver Imaging Reporting and Data System version 2018 category 5 for diagnosing hepatocellular carcinoma: an updated meta-analysis
We performed an updated meta-analysis to determine the diagnostic performance of Liver Imaging Reporting and Data System (LI-RADS, LR) 5 category for hepatocellular carcinoma (HCC) using LI-RADS version 2018 (...
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Article
Open AccessAre dilution, slow injection and care bolus technique the causal solution to mitigating arterial-phase artifacts on gadoxetic acid–enhanced MRI? A large-cohort study
Arterial-phase artifacts are gadoxetic acid (GA)–enhanced MRI’s major drawback, ranging from 5 to 39%. We evaluate the effect of dilution and slow injection of GA using automated fluoroscopic triggering on liv...
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Article
Prevalence of different LI-RADS v2018 categories in high-risk patients undergoing CT- or MRI-based screening for hepatocellular carcinoma
To estimate the prevalence of Liver Imaging Reporting and Data System (LI-RADS, LR) v2018 categories reported on CT or MRI performed for hepatocellular carcinoma (HCC) screening.
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Article
Optional MRI sequences for LI-RADS: why, what, and how?
Hepatocellular carcinoma (HCC) is the most common primary malignant tumor of the liver worldwide. Noninvasive diagnosis of HCC is possible based on imaging features, without the need for tissue diagnosis. Live...
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Article
Introduction to the special section on quantitative imaging
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Article
Liver imaging: it is time to adopt standardized terminology
Liver imaging plays a vital role in the management of patients at risk for hepatocellular carcinoma (HCC); however, progress in the field is challenged by nonuniform and inconsistent terminology in the publish...
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Article
Incidence of pancreatic cancer during long-term follow-up in patients with incidental pancreatic cysts smaller than 2 cm
To assess the long-term malignancy risk of incidental small pancreatic cysts.
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Article
What proportion of LI-RADS 5 observations reported in clinical practice do not meet LI-RADS 5 criteria?
Liver Imaging Reporting and Data System (LI-RADS, LR) category 5 (definite hepatocellular carcinoma [HCC]) is assigned based on combinations of major imaging features (MFs): size, arterial-phase hyperenhanceme...
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Reference Work Entry In depth
Imaging of Pelvic Emergencies
Various nontraumatic emergent conditions occur in the pelvis. As with acute conditions in other organs, timely and accurate diagnosis helps to ensure prompt and optimized treatment and contributes to optimal c...
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Reference Work Entry In depth
Non-traumatic Emergent Genitourinary Conditions
Nontraumatic emergent genitourinary conditions require timely diagnosis to ensure timely treatment and an improved clinical outcome. This chapter summarizes the multimodality imaging findings in nontraumatic e...
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Article
Consensus definitions and interpretation templates for magnetic resonance imaging of Defecatory pelvic floor disorders
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Article
Imaging of treatment response during systemic therapy for hepatocellular carcinoma
Systemic therapy for the treatment of hepatocellular carcinoma (HCC) has rapidly evolved over the last 4 years; eight new drug regimens have gained Food and Drug Administration approval for treatment of advanc...
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Article
Assessing locoregional treatment response to Hepatocellular Carcinoma: comparison of hepatobiliary contrast agents to extracellular contrast agents
Cross-sectional imaging with contrast-enhanced magnetic resonance imaging (MRI) is routinely performed in patients with hepatocellular carcinoma (HCC) to assess tumor response to locoregional therapy (LRT). Cu...
