Ichiro Ikushima

4.2k total citations · 1 hit paper
76 papers, 3.1k citations indexed

About

Ichiro Ikushima is a scholar working on Radiology, Nuclear Medicine and Imaging, Pulmonary and Respiratory Medicine and Surgery. According to data from OpenAlex, Ichiro Ikushima has authored 76 papers receiving a total of 3.1k indexed citations (citations by other indexed papers that have themselves been cited), including 30 papers in Radiology, Nuclear Medicine and Imaging, 25 papers in Pulmonary and Respiratory Medicine and 22 papers in Surgery. Recurrent topics in Ichiro Ikushima's work include Advanced MRI Techniques and Applications (19 papers), Cerebrovascular and Carotid Artery Diseases (15 papers) and MRI in cancer diagnosis (11 papers). Ichiro Ikushima is often cited by papers focused on Advanced MRI Techniques and Applications (19 papers), Cerebrovascular and Carotid Artery Diseases (15 papers) and MRI in cancer diagnosis (11 papers). Ichiro Ikushima collaborates with scholars based in Japan and United States. Ichiro Ikushima's co-authors include Takeshi Sugahara, Yukunori Korogi, Toshinori Hirai, Mutsumasa Takahashi, Tomoko Okuda, Luxia Liang, Masato Kochi, Yukitaka Ushio, Yulin Ge and Yasuyuki Komohara and has published in prestigious journals such as Stroke, Radiology and American Journal of Roentgenology.

In The Last Decade

Ichiro Ikushima

72 papers receiving 3.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Usefulness of diffusion-weighted MRI with echo-planar technique in the evaluation of cellularity in gliomas

1999 927 citations Takeshi Sugahara, Yukunori Korogi et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Ichiro Ikushima Japan	24	1.9k	1.1k	540	418	394	76	3.1k
Daniel P. Barboriak United States	35	1.9k 1.0×	812 0.8×	623 1.2×	578 1.4×	238 0.6×	82	3.6k
Tae Jin Yun South Korea	32	1.8k 1.0×	1.0k 1.0×	452 0.8×	564 1.3×	488 1.2×	144	3.3k
Mika Kitajima Japan	31	2.0k 1.1×	913 0.9×	882 1.6×	538 1.3×	183 0.5×	115	3.4k
John P. Karis United States	22	1.8k 0.9×	850 0.8×	373 0.7×	634 1.5×	231 0.6×	57	2.8k
Mark S. Shiroishi United States	24	1.3k 0.7×	756 0.7×	272 0.5×	293 0.7×	265 0.7×	92	2.4k
Edmond A. Knopp United States	28	2.9k 1.5×	2.5k 2.3×	618 1.1×	690 1.7×	315 0.8×	53	4.7k
Robert J. Sevick Canada	23	972 0.5×	414 0.4×	853 1.6×	875 2.1×	203 0.5×	57	2.6k
Luxia Liang Japan	13	1.4k 0.7×	661 0.6×	321 0.6×	186 0.4×	77 0.2×	16	1.9k
Mark G. Malkin United States	29	828 0.4×	1.8k 1.7×	386 0.7×	1.2k 2.9×	199 0.5×	71	3.2k
Evan K. Fram United States	23	1.0k 0.5×	305 0.3×	624 1.2×	1.1k 2.5×	241 0.6×	44	2.5k

Countries citing papers authored by Ichiro Ikushima

Since Specialization

Citations

This map shows the geographic impact of Ichiro Ikushima's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ichiro Ikushima with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ichiro Ikushima more than expected).

Fields of papers citing papers by Ichiro Ikushima

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ichiro Ikushima. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ichiro Ikushima. The network helps show where Ichiro Ikushima may publish in the future.

Co-authorship network of co-authors of Ichiro Ikushima

This figure shows the co-authorship network connecting the top 25 collaborators of Ichiro Ikushima. A scholar is included among the top collaborators of Ichiro Ikushima based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ichiro Ikushima. Ichiro Ikushima is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Azuma, Minako, Ichiro Ikushima, Kazuhiro Higuchi, et al.. (2021). Short-term experience with aspiration embolectomy using a ACE68 reperfusion catheter to treat embolic superior mesenteric artery occlusion. Emergency Radiology. 28(3). 675–678. 3 indexed citations

Azuma, Minako, Masami Yoneyama, Ichiro Ikushima, et al.. (2021). Evaluation of cervical ossification of the posterior longitudinal ligament with 3D broadband IR-prepared ultrashort echo-time imaging: a pilot study. Japanese Journal of Radiology. 39(5). 487–493. 1 indexed citations

Ikushima, Ichiro, et al.. (2012). Ultraselective transcatheter infusion of epirubicin in water-in-oil-in-water emulsion for small hepatocellular carcinoma. British Journal of Radiology. 85(1017). e584–e589. 2 indexed citations

Yanagië, Hironobu, Hiroaki Kumada, Ichiro Ikushima, et al.. (2011). Feasibility evaluation of neutron capture therapy for hepatocellular carcinoma using selective enhancement of boron accumulation in tumour with intra-arterial administration of boron-entrapped water-in-oil-in-water emulsion. Applied Radiation and Isotopes. 69(12). 1854–1857. 10 indexed citations

Ikushima, Ichiro, et al.. (2011). Empiric Transcatheter Arterial Embolization for Massive Bleeding From Duodenal Ulcers: Efficacy and Complications. Journal of Vascular and Interventional Radiology. 22(7). 911–916. 42 indexed citations

Ikushima, Ichiro, et al.. (2010). Transcatheter Infusion of Epirubicin in Water-in-Oil-in-Water Emulsion via a Cystic Artery for the Treatment of Hepatocellular Carcinoma. CardioVascular and Interventional Radiology. 34(4). 802–807. 2 indexed citations

Ikushima, Ichiro, Yukunori Korogi, Toshinori Hirai, & Yasuyuki Yamashita. (2007). High-resolution Constructive Interference in a Steady State Imaging of Cervicothoracic Adhesive Arachnoiditis. Journal of Computer Assisted Tomography. 31(1). 143–147. 10 indexed citations

Hirai, Toshinori, et al.. (2005). Pseudostenosis in vessels adjacent to intracranial aneurysms on volume-rendered 3D angiograms. Academic Radiology. 12(3). 305–308. 3 indexed citations

Liang, Luxia, Yukunori Korogi, Takeshi Sugahara, et al.. (2003). Normal structures in the intracranial dural sinuses: delineation with 3D contrast-enhanced magnetization prepared rapid acquisition gradient-echo imaging sequence.. American Journal of Neuroradiology. 23(10). 1739–46. 79 indexed citations

10.

Ikushima, Ichiro, Yukunori Korogi, O Makita, et al.. (1999). MRI of arachnoid granulations within the dural sinuses using a FLAIR pulse sequence.. British Journal of Radiology. 72(863). 1046–1051. 35 indexed citations

11.

Shigematsu, Yoshinori, Yukunori Korogi, Tomoko Okuda, et al.. (1999). Contrast-Enhanced CISS MRI of Vestibular Schwannomas: Phantom and Clinical Studies. Journal of Computer Assisted Tomography. 23(2). 224–231. 49 indexed citations

12.

Korogi, Y., Takeshi Sugahara, Yosuke Shigematsu, et al.. (1999). Ultrafast FLAIR imaging with single-shot echo-planar technique in evaluation of intracranial lesions. Computerized Medical Imaging and Graphics. 23(3). 119–126. 13 indexed citations

13.

Hamatake, S, et al.. (1998). Value of magnetization transfer contrast in intracranial enhancing and nonenhancing lesions with paramagnetic contrast agents.. PubMed. 15(5). 295–303. 5 indexed citations

14.

Okuda, Tomoko, Yukunori Korogi, Ichiro Ikushima, et al.. (1998). Use of fluid-attenuated inversion recovery (FLAIR) pulse sequences in perinatal hypoxic-ischaemic encephalopathy.. British Journal of Radiology. 71(843). 282–290. 6 indexed citations

15.

Shigematsu, Yosuke, Y. Korogi, Toshinori Hirai, et al.. (1998). Virtual MRI endoscopy of the intracranial cerebrospinal fluid spaces. Neuroradiology. 40(10). 644–650. 25 indexed citations

16.

Sugahara, Takeshi, Y. Korogi, Masato Kochi, et al.. (1998). Correlation of MR imaging-determined cerebral blood volume maps with histologic and angiographic determination of vascularity of gliomas.. American Journal of Roentgenology. 171(6). 1479–1486. 364 indexed citations

17.

Sugahara, Takeshi, Y. Korogi, Toshinori Hirai, et al.. (1997). Comparison of HASTE and segmented-HASTE sequences with a T2-weighted fast spin-echo sequence in the screening evaluation of the brain.. American Journal of Roentgenology. 169(5). 1401–1410. 26 indexed citations

18.

Hirai, Toshinori, Y. Korogi, Yasuo Sakamoto, et al.. (1996). T2 shortening in the motor cortex: effect of aging and cerebrovascular diseases.. Radiology. 199(3). 799–803. 44 indexed citations

19.

Ikushima, Ichiro, Yukunori Korogi, Toshinori Hirai, et al.. (1996). Chordomas of the Skull Base: Dynamic MRI. Journal of Computer Assisted Tomography. 20(4). 547–550. 4 indexed citations

20.

Hirai, Toshinori, Yukunori Korogi, Yuji Sakamoto, et al.. (1995). MR Angiography of the Persistent Trigeminal Artery Variant. Journal of Computer Assisted Tomography. 19(3). 495–497. 8 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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