1. There are no three physiological narrowings in the upper urinary tract: a new concept of the retroperitoneal anatomy around the ureter

   • Minobu Kamo
   • Taiki Nozaki
   • Keiichi Akita

   Invited Review Open access 09 January 2021 Pages: 407 - 413

   

2. Reviewing applications of structural and functional MRI for bipolar disorder

   • Joseph Waller
   • Tyler Miao
   • Keldon K. Lin

   Review 02 January 2021 Pages: 414 - 423

3. A practical system that enables physicians to respond expeditiously to significant unexpected findings (SUFs) in radiological reports

   • Tomoyuki Noguchi
   • Kumi Tanaka
   • Shigeki Morita

   Original Article 01 January 2021 Pages: 424 - 432

   

4. Age-related changes in the distribution of intravenously administered gadolinium-based contrast agents leaked into the cerebrospinal fluid in patients with suspected endolymphatic hydrops

   • Toshio Ohashi
   • Shinji Naganawa
   • Kayao Kuno

   Original Article 01 January 2021 Pages: 433 - 441

   

5. Texture analysis of delayed contrast-enhanced computed tomography to diagnose cardiac sarcoidosis

   • Satonori Tsuneta
   • Noriko Oyama-Manabe
   • Kohsuke Kudo

   Original Article 22 January 2021 Pages: 442 - 450

   

6. Pulmonary vascular enlargement and lesion extent on computed tomography are correlated with COVID-19 disease severity

   • Ryo Aoki
   • Tae Iwasawa
   • Takashi Ogura

   Original Article 27 January 2021 Pages: 451 - 458

   

7. Crohn disease: magnetic resonance enterocolonography features of endoscopic ulcer stages reclassified with the healing process and the relationships to prognoses

   • Yoshio Kitazume
   • Kento Takenaka
   • Ukihide Tateisi

   Original Article 13 January 2021 Pages: 459 - 476

   

8. Magnetic resonance imaging findings in 11 cases of dedifferentiated endometrial carcinoma of the uterus

   • Nao Kikkawa
   • Kimiteru Ito
   • Masahiko Kusumoto

   Original Article Open access 30 January 2021 Pages: 477 - 486

   

9. Evaluation of cervical ossification of the posterior longitudinal ligament with 3D broadband IR-prepared ultrashort echo-time imaging: a pilot study

   • Minako Azuma
   • Zaw Aung Khant
   • Toshinori Hirai

   Original Article 18 January 2021 Pages: 487 - 493

   

10. Whole-liver transcatheter arterial chemoinfusion and bland embolization with fine-powder cisplatin and trisacryl gelatin microspheres for treating unresectable multiple hepatocellular carcinoma

    • Akihiro Imamura
    • Hidetoshi Taguchi
    • Satoshi Chiba

    Original Article Open access 02 January 2021 Pages: 494 - 502

    

11. Fat tissue as an embolic material changes the embolization time in a size-dependent manner: a basic investigation using rabbits

    • Kai Takaki
    • Norihisa Nitta
    • Yoshiyuki Watanabe

    Original Article 29 January 2021 Pages: 503 - 510