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Hidehiro Okugawa · SciRah

Researcher profile · Semantic Scholar

Hidehiro Okugawa

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Hidehiro Okugawa — researcher profile on SciRah

h-index: 12
Works: 28
Citations: 565

Most-cited papers

De novo Portal Vein Thrombosis in Virus-Related Cirrhosis: Predictive Factors and Long-Term Outcomes
H. Maruyama, Hidehiro Okugawa, Masanori Takahashi, O. Yokosuka
2013American Journal of Gastroenterology209 citations
Semantic Scholar
Ultrasound‐guided treatments under low acoustic power contrast harmonic imaging for hepatocellular carcinomas undetected by B‐mode ultrasonography
H. Maruyama, Masanori Takahashi, H. Ishibashi, Hidehiro Okugawa +3 more
2009Liver international (Print)65 citations
Semantic Scholar
Study of portal vein thrombosis in patients with idiopathic portal hypertension in Japan
S. Matsutani, H. Maruyama, T. Akiike, Satoshi Kobayashi +5 more
2005Liver international (Print)52 citations
Semantic Scholar
Hemodynamic features of gastrorenal shunt: a Doppler study in cirrhotic patients with gastric fundal varices.
H. Maruyama, Hidehiro Okugawa, Hiroaki Yoshizumi, Satoshi Kobayashi +1 more
2008Academic Radiology26 citations
Semantic Scholar
Multidetector helical CT plus superparamagnetic iron oxide-enhanced MR imaging for focal hepatic lesions in cirrhotic liver: a comparison with multi-phase CT during hepatic arteriography.
S. Yukisawa, Hidehiro Okugawa, Y. Masuya, S. Okabe +4 more
2007European Journal of Radiology25 citations Open access
Semantic Scholar
Impact of portal hemodynamics on Doppler ultrasonography for predicting decompensation and long-term outcomes in patients with cirrhosis
T. Kondo, H. Maruyama, Tadashi Sekimoto, Taro Shimada +3 more
2016Scandinavian Journal of Gastroenterology24 citations
Semantic Scholar
Therapeutic effect of balloon-occluded retrograde transvenous obliteration for gastric varices in relation to haemodynamics in the short gastric vein.
Hidehiro Okugawa, Hitoshi Maruyama, Susumu Kobayashi, Hiroaki Yoshizumi +2 more
2009British Journal of Radiology22 citations
Semantic Scholar
Influence of Paraumbilical Vein Patency on the Portal Hemodynamics of Patients With Cirrhosis
T. Kondo, H. Maruyama, Tadashi Sekimoto, Taro Shimada +4 more
2014Journal of Clinical Gastroenterology18 citations
Semantic Scholar
Application of percutaneous ultrasound-guided treatment for ultrasonically invisible hypervascular hepatocellular carcinoma using microbubble contrast agent.
H. Maruyama, Susumu Kobayashi, Hiroaki Yoshizumi, Hidehiro Okugawa +6 more
2007Clinical Radiology15 citations
Semantic Scholar
Non-invasive portography: a microbubble-induced three-dimensional sonogram for discriminating idiopathic portal hypertension from cirrhosis.
Hitoshi Maruyama, Hidehiro Okugawa, Susumu Kobayashi, Hiroaki Yoshizumi +3 more
2012British Journal of Radiology14 citations Open access
Semantic Scholar
How to characterize non‐hypervascular hepatic nodules on contrast‐enhanced computed tomography in chronic liver disease: Feasibility of contrast‐enhanced ultrasound with a microbubble contrast agent
Hiroaki Yoshizumi, H. Maruyama, Hidehiro Okugawa, Satoshi Kobayashi +7 more
2008Journal of Gastroenterology and Hepatology14 citations Open access
Semantic Scholar
Microbubble disappearance-time is the appropriate timing for liver-specific imaging after injection of Levovist.
H. Maruyama, S. Matsutani, Hidehiro Okugawa, Satoshi Kobayashi +3 more
2006Ultrasound in Medicine and Biology12 citations
Semantic Scholar
Eradication of esophageal varices by sclerotherapy combined with argon plasma coagulation: Effect of portal hemodynamics and longitudinal clinical course
T. Kondo, H. Maruyama, S. Kiyono, Tadashi Sekimoto +6 more
2016Digestive Endoscopy11 citations
Semantic Scholar
Pre-treatment hemodynamic features involved with long-term survival of cirrhotic patients after embolization of gastric fundal varices.
H. Maruyama, Hidehiro Okugawa, Satoshi Kobayashi, Hiroaki Yoshizumi +1 more
2010European Journal of Radiology10 citations
Semantic Scholar
Effects of inferior mesenteric vein flow in patients with cirrhosis.
H. Maruyama, H. Kamezaki, T. Kondo, Tadashi Sekimoto +4 more
2013Clinical Gastroenterology and Hepatology9 citations Open access
Semantic Scholar
Carbon dioxide‐based portography: An alternative to conventional imaging with the use of iodinated contrast medium
H. Maruyama, Hidehiro Okugawa, H. Ishibashi, Masanori Takahashi +3 more
2010Journal of Gastroenterology and Hepatology9 citations
Semantic Scholar
Ring‐shaped appearance in liver‐specific image with Levovist: a characteristic enhancement pattern for hypervascular benign nodule in the liver of heavy drinkers
H. Maruyama, S. Matsutani, F. Kondo, Hiroaki Yoshizumi +4 more
2006Liver international (Print)7 citations
Semantic Scholar
Short- and long-term clinical outcome after balloon-occluded retrograde transvenous obliteration: is pretreatment portal flow direction a predictive factor?
H. Kamezaki, H. Maruyama, Taro Shimada, Masanori Takahashi +2 more
2013Hepatology International6 citations
Semantic Scholar
Relationship and interaction between serum sodium concentration and portal hemodynamics in patients with cirrhosis
H. Maruyama, T. Kondo, S. Kiyono, Tadashi Sekimoto +3 more
2015Journal of Gastroenterology and Hepatology4 citations
Semantic Scholar
The Potential of Transabdominal 3D Color Doppler Ultrasonography for Diagnosis of Gastric Varices
H. Maruyama, H. Kamezaki, Masanori Takahashi, Hidehiro Okugawa +1 more
2014Journal of Clinical Gastroenterology4 citations
Semantic Scholar
Portal response related to shunt occlusion by balloon‐occluded retrograde transvenous obliteration may determine the prognosis of cirrhosis
Kazufumi Kobayashi, H. Maruyama, S. Kiyono, Tadashi Sekimoto +5 more
2016Hepatology Research3 citations
Semantic Scholar
Contrast-enhanced US with Levovist for the diagnosis of hepatic hemangioma: time-related changes of enhancement appearance and the hemodynamic background.
Satoshi Kobayashi, H. Maruyama, Hidehiro Okugawa, Hiroaki Yoshizumi +3 more
2008Hepato-Gastroenterology3 citations
Semantic Scholar
Hyponatremia: a significant factor in a poor prognosis for cirrhosis with Child A/B after variceal eradication
H. Maruyama, T. Kondo, Tadashi Sekimoto, S. Kiyono +4 more
2015Journal of hepato-biliary-pancreatic sciences2 citations
Semantic Scholar
Similarities and differences in the clinical features between cardia varices and esophageal varices
T. Kondo, H. Maruyama, S. Kiyono, Tadashi Sekimoto +6 more
2014Journal of Gastroenterology and Hepatology1 citations
Semantic Scholar
A case of asymptomatic non-cirrhotic primary biliary cholangitis showing splenorenal shunt with neither anti-mitochondrial antibody nor M2 antibody
S. Kiyono, H. Maruyama, Kazufumi Kobayashi, T. Kondo +5 more
20170 citations Open access
Semantic Scholar
Carbon dioxide-based portography: an alternative to conventional imaging with the use of iodinated contrast medium: Carbon dioxide for portography
H. Maruyama, Hidehiro Okugawa, H. Ishibashi, Masanori Takahashi +3 more
20090 citations
Semantic Scholar
S1298 Hemodynamics in the Gastrorenal Shunt On Doppler Ultrasound Reflect the Grading and Bleeding of Gastric Fundal Varices
H. Maruyama, Hidehiro Okugawa, O. Yokosuka
20080 citations
Semantic Scholar
A case of gastric varices with unusual shape and hemodynamics accompanied with polycythemia vera
Hiroaki Yoshizumi, H. Maruyama, Hidehiro Okugawa, Satoshi Kobayashi +3 more
20070 citations Open access
Semantic Scholar

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H. Maruyama×25
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H. Maruyama — researcher profile on SciRah
O. Yokosuka×23
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O. Yokosuka — researcher profile on SciRah
Masanori Takahashi×15
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Masanori Takahashi — researcher profile on SciRah
Hiroaki Yoshizumi×14
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Hiroaki Yoshizumi — researcher profile on SciRah

Satoshi Kobayashi

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Satoshi Kobayashi — researcher profile on SciRah

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Taro Shimada×9

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Tadashi Sekimoto×8

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S. Matsutani×7

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S. Matsutani — researcher profile on SciRah

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S. Kiyono — researcher profile on SciRah

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