List of COVID-19 Issues
Original Article
Immunogenicity Against the BNT162b2 mRNA COVID-19 Vaccine in Rheumatic Disease Patients Receiving Immunosuppressive Therapy
Koichi Sugihara, Risa Wakiya, Hiromi Shimada, Tomohiro Kameda, Shusaku Nakashima, Mikiya Kato, Taichi Miyagi, Mao Mizusaki, Rina Mino, Yumi Nomura, Masayuki Inoo, Norimitsu Kadowaki, Hiroaki Dobashi
DOI: https://doi.org/10.2169/internalmedicine.9223-21
Advance Publication: April 23, 2022
Anti-SARS CoV-2 IgG in COVID-19 Patients with Hematological Diseases: A Single-center, Retrospective Study in Japan
Takayuki Fujii, Masao Hagihara, Keiko Mitamura, Shiori Nakashima, Shin Ohara, Tomoyuki Uchida, Morihiro Inoue, Moe Okuda, Atsuhiro Yasuhara, Jurika Murakami, Calvin Duong, Kiyoko Iwatsuki-Horimoto, Seiya Yamayoshi, Yoshihiro Kawaoka
DOI: https://doi.org/10.2169/internalmedicine.9209-21
Advance Publication: March 26, 2022
Effect of the Coronavirus Disease 2019 Lockdown on Lifestyle Factors in Japanese Patients with Inflammatory Bowel Disease
Yu Nishida, Shuhei Hosomi, Koji Fujimoto, Rieko Nakata, Shigehiro Itani, Masaki Ohminami, Yuji Nadatani, Shusei Fukunaga, Koji Otani, Fumio Tanaka, Yasuaki Nagami, Koichi Taira, Noriko Kamata, Satoko Ohfuji, Yasuhiro Fujiwara
DOI: https://doi.org/10.2169/internalmedicine.8825-21
Advance Publication: February 26, 2022
Factors Associated with Change in SARS-CoV-2 Antibody Titers from Three to Six Months after the Administration of the BNT162b2 mRNA COVID-19 Vaccine among Healthcare Workers in Japan: A Prospective Study
Takeshi Mochizuki, Takaki Hori, Koichiro Yano, Katsunori Ikari, Ken Okazaki
DOI: https://doi.org/10.2169/internalmedicine.8902-21
Published: April 15, 2022
Related Article / Letter Changes in SARS-CoV-2 Antibody Titers from Three to Nine Months after Administration of the BNT162b2 mRNA Vaccine among Healthcare Workers in Japan: A Prospective Study
Takeshi Mochizuki, Takaki Hori, Koichiro Yano, Katsunori Ikari, Ken Okazaki
DOI: https://doi.org/10.2169/internalmedicine.9695-22
Advance Publication: April 23, 2022
Antibody Responses to the BNT162b2 mRNA Vaccine in Healthcare Workers in a General Hospital in Japan: A Comparison of Two Assays for Anti-spike Protein Immunoglobulin G
Makoto Hibino, Shigehiro Watanabe, Riko Kamada, Shunichi Tobe, Kazunari Maeda, Shigeto Horiuchi, Tetsuri Kondo
DOI: https://doi.org/10.2169/internalmedicine.8704-21
Published: March 15, 2022
Prevalence of Burnout among Internal Medicine and Primary Care Physicians before and during the COVID-19 Pandemic in Japan
Saori Nonaka, Tetsuya Makiishi, Yoshito Nishimura, Kazuya Nagasaki, Kiyoshi Shikino, Masashi Izumiya, Mitsuru Moriya, Michito Sadohara, Yoichi Ohtake, Akira Kuriyama
DOI: https://doi.org/10.2169/internalmedicine.8118-21
Published: March 1, 2022
Medium-term Influence of the Coronavirus Disease 2019 Pandemic on Patients with Diabetes: A Single-center Cross-sectional Study
Yumiko Maruo, Yoko Irie, Yoshinari Obata, Kana Takayama, Hiroki Yamaguchi, Motohiro Kosugi, Yoji Hazama, Tetsuyuki Yasuda
DOI: https://doi.org/10.2169/internalmedicine.8010-21
Published: February 1, 2022
Study on Continuation of Antibody Prevalence Six Months after Detection of Subclinical Severe Acute Respiratory Syndrome Coronavirus 2 Infections
Ikuro Matsuba, Tetsuo Takuma, Nobuo Hatori, Masahiko Takai, Yoshiyuki Watanabe, Nobukazu Takada, Satoru Kishi, Yoko Matsuzawa, Tetsuo Nishikawa, Tomoyuki Kunishima, Hisakazu Degawa, Masanori Nishikawa, Yoshiaki Ono, Akira Kanamori
DOI: https://doi.org/10.2169/internalmedicine.8019-21
Published: January 15, 2022
Impact of the COVID-19 Pandemic on Glycemic Control and Blood Pressure Control in Patients with Diabetes in Japan
Keisuke Endo, Takayuki Miki, Takahito Itoh, Hirofumi Kubo, Ryosuke Ito, Kouhei Ohno, Hiroyuki Hotta, Nobuo Kato, Tomoaki Matsumoto, Aya Kitamura, Mai Tamayama, Takako Wataya, Ayaka Yamaya, Rei Ishikawa, Hitoshi Ooiwa
DOI: https://doi.org/10.2169/internalmedicine.8041-21
Published: January 1, 2022
The Effects of Stress on Glycemic Control Brought on by Changes in Social Conditions Due to COVID-19
Mio Masuda, Osamu Tomonaga
DOI: https://doi.org/10.2169/internalmedicine.8134-21
Published: December 15, 2021
Impact of the COVID-19 Pandemic on ST-elevation Myocardial Infarction from a Single-center Experience in Tokyo
Yukihiro Watanabe, Hideki Miyachi, Kosuke Mozawa, Kenta Yamada, Eiichiro Oka, Reiko Shiomura, Yoichiro Sugizaki, Junya Matsuda, Jun Nakata, Shuhei Tara, Yukichi Tokita, Yu-ki Iwasaki, Takeshi Yamamoto, Hitoshi Takano, Wataru Shimizu
DOI: https://doi.org/10.2169/internalmedicine.8220-21
Published: December 1, 2021
Frequency and Significance of Coinfection in Patients with COVID-19 at Hospital Admission
Takashi Ishiguro, Yasuhito Kobayashi, Yosuke Shimizu, Yukari Uemura, Taisuke Isono, Kenji Takano, Takashi Nishida, Yoichi Kobayashi, Chiaki Hosoda, Yotaro Takaku, Yoshihiko Shimizu, Noboru Takayanagi
DOI: https://doi.org/10.2169/internalmedicine.8021-21
Published: December 1, 2021
Neurological Manifestations and Long-term Sequelae in Hospitalized Patients with COVID-19
Hiroyuki Ishiyama, Junko Ishii, Hajime Yoshimura, Marie Tsunogae, Satoru Fujiwara, Satomi Hiya, Ryoma Inui, Yuma Shiomi, Shinsaku Nakazawa, Masamune Kimura, Takehito Kuroda, Yasutaka Murakami, Kota Maekawa, Nobuyuki Ohara, Nobuo Kohara, Michi Kawamoto
DOI: https://doi.org/10.2169/internalmedicine.7802-21
Published: November 15, 2021
Prevalence of COVID-19 Mimics in the Emergency Department
Satoshi Kurihara, Mikio Nakajima, Richard H. Kaszynski, Yasuhiro Yamamoto, Koichiro Santo, Ryo Takane, Hayato Tokuno, Ayaka Ishihata, Hitoshi Ando, Maki Miwa, Shoichiro Hamada, Tomotsugu Nakano, Masamitsu Shirokawa, Hideaki Goto, Yoshihiro Yamaguchi
DOI: https://doi.org/10.2169/internalmedicine.6434-20
Published: October 1, 2021
Efficacy of Chest Radiography as a Primary Care Triage Tool in Severe Coronavirus Disease
Hisashi Sasaki, Shuichi Kawano, Shinichiro Ota, Hiroaki Taniguchi, Tatsuya Kodama, Hirofumi Obinata, Kaku Tamura, Toshimitsu Ito, Yasuhide Uwabe
DOI: https://doi.org/10.2169/internalmedicine.5205-20
Published: September 15, 2021
Discriminatory Value of Self-reported Olfactory Dysfunction in the Prediction of Coronavirus Disease 2019
Tetsuya Akaishi, Shigeki Kushimoto, Yukio Katori, Shigeo Kure, Kaoru Igarashi, Motoo Fujita, Shin Takayama, Michiaki Abe, Akiko Kikuchi, Junichi Tanaka, Yoshiko Abe, Hiroyuki Imai, Yohei Inaba, Yoko Iwamatsu-Kobayashi, Takashi Nishioka, Ko Onodera, Tadashi Ishii
DOI: https://doi.org/10.2169/internalmedicine.7238-21
Published: September 15, 2021
Psychological Effects on Healthcare Workers During the COVID-19 Outbreak: A Single-center Study at a Tertiary Hospital in Tokyo, Japan
Motonao Ishikawa, Tomoko Ogasawara, Kenichiro Takahashi, Takuya Ono, Kazuhiro Matsui, Shoko Marshall, Ayana Sakurai, Yoshikazu Aoka, Tempei Otsubo, Yasuto Sato, Hiroshi Sakura, Yasuko Uchigata
DOI: https://doi.org/10.2169/internalmedicine.7207-21
Published: September 1, 2021
Related Article / Editorial
Great Psychological Distress Induced by COVID-19 on Healthcare Workers in Japan
Renpei Sengoku
DOI: https://doi.org/10.2169/internalmedicine.8014-21
Published: September 1, 2021
SARS-CoV-2 Infection among Medical Institution Faculty and Healthcare Workers in Tokyo, Japan
Tomoyasu Nishimura, Yoshifumi Uwamino, Shunsuke Uno, Shoko Kashimura, Toshikimi Shiraki, Toshinobu Kurafuji, Maasa Morita, Masayo Noguchi, Tatsuhiko Azegami, Nobuko Yamada-Goto, Ayano Murai-Takeda, Hirokazu Yokoyama, Kazuyo Kuwabara, Suzuka Kato, Minako Matsumoto, Aya Hirata, Miho Iida, Sei Harada, Tamami Ishizaka, Kana Misawa, Mitsuru Murata, Hideyuki Saya, Masayuki Amagai, Yuko Kitagawa, Tsutomu Takeuchi, Masaaki Mori, Toru Takebayashi, Naoki Hasegawa,the Keio Donner Project Team
DOI: https://doi.org/10.2169/internalmedicine.7033-21
Published: August 15, 2021
Contradictory Responses to the COVID-19 Pandemic in Amyotrophic Lateral Sclerosis Patients and Their Families and Caregivers in Japan
Masaru Yanagihashi, Tatsuki Sugisawa, Masaaki Fuchimoto, Yuuichi Saotome, Keiko Onozawa, Yukinori Matsumoto, Kota Bokuda, Junya Ebina, Mari Shibukawa, Takehisa Hirayama, Yoshitaka Murakami, Naohiro Washizawa, Satoru Ebihara, Osamu Kano
DOI: https://doi.org/10.2169/internalmedicine.6810-20
Published: May 15, 2021
Clinical Features of 154 COVID-19 Patients and the Parameters for the Effective Detection of Pneumonia at the Time of the Initial Diagnosis in Japan
Miwa Morikawa, Masahiro Shinoda, Shinichiro Ota, Yuto Yoshida, Takatomo Hirouchi, Kanako Shinada, Osamu Sasaki, Takashi Sato, Kenichi Kamachi, Masaharu Shinkai
DOI: https://doi.org/10.2169/internalmedicine.5528-20
Published: January 1, 2021
Clinical and Microbiological Features of Asymptomatic SARS-CoV-2 Infection and Mild COVID-19 in Seven Crewmembers of a Cruise Ship
Takayuki Hoshiyama, Tatsuhiko Wada, Shin Nihonyanagi, Ryo Kameda, Minako Yamaoka-Tojo, Michinari Fukuda, Jyunya Ako, Kunihiro Yamaoka, Yoko Takayama
DOI: https://doi.org/10.2169/internalmedicine.5601-20
Published: December 15, 2020
Non-COVID-19 Patients with Life-threatening Diseases Who Visited a Fever Clinic: A Single-Center, Observational Study in Tokyo, Japan
Yutaro Akiyama, Shinichiro Morioka, Yuji Wakimoto, Akira Kawashima, Kohei Kanda, Ayako Okuhama, Tetsuya Suzuki, Yusuke Miyazato, Hidetoshi Nomoto, Satoshi Ide, Takato Nakamoto, Keiji Nakamura, Masayuki Ota, Yuki Moriyama, Saho Takaya, Kota Yamada, Maho Taguchi, Erika Sugito, Shinji Izuka, Kenji Ishiguro, Toshiaki Kobayashi, Wataru Miyake, Shuji Kubota, Masahiro Ishikane, Noriko Kinoshita, Kei Yamamoto, Mugen Ujiie, Satoshi Kutsuna, Kayoko Hayakawa, Sho Saito, Norio Ohmagari
DOI: https://doi.org/10.2169/internalmedicine.5614-20
Published: December 15, 2020
Anxiety, Depression, and Resilience of Healthcare Workers in Japan During the Coronavirus Disease 2019 Outbreak
Nobuyasu Awano, Nene Oyama, Keiko Akiyama, Minoru Inomata, Naoyuki Kuse, Mari Tone, Kohei Takada, Yutaka Muto, Kazushi Fujimoto, Yu Akagi, Momoko Mawatari, Akihiro Ueda, Junko Kawakami, Junko Komatsu, Takehiro Izumo
DOI: https://doi.org/10.2169/internalmedicine.5694-20
Published: November 1, 2020
Clinical Features and Liver Injury in Patients with COVID-19 in the Japanese Population
Koichiro Abe, Takatsugu Yamamoto, Kotaro Matsumoto, Kentaro Kikuchi, Ryo Miura, Naoko Tachizawa, Yoshinari Asaoka, Tomoko Takezawa, Naohisa Matsunaga, Shuntaro Obi, Atsushi Tanaka
DOI: https://doi.org/10.2169/internalmedicine.5777-20
Published: October 1, 2020
Case Report
Successful Treatment of SARS-CoV-2 Vaccination-related Activation of Rheumatoid Arthritis with Positive Findings for Epstein-Barr Virus
Hideki Nakamura, Yosuke Nagasawa, Hitomi Kobayashi, Masako Tsukamoto, Tadateru Takayama, Noboru Kitamura
DOI: https://doi.org/10.2169/internalmedicine.9433-22
Advance Publication: April 23, 2022
Successful Treatment of Immune Thrombocytopenic Purpura with Intracranial Hemorrhaging and Duodenal Bleeding Following SARS-CoV-2 Vaccination
Yuta Baba, Hirotaka Sakai, Nobuyuki Kabasawa, Hiroshi Harada
DOI: https://doi.org/10.2169/internalmedicine.9199-21
Advance Publication: April 9, 2022
Retroperitoneal Hemorrhage in Patients With COVID-19 Undergoing Hemodialysis: Three Case Reports
Hideaki Oka, Yoshito Homma, Yuki Nishino, Koichiro Suemori, Norio Sato, Yuko Sakurai, Mizuki Sekimoto, Shota Ando, Saki Iwamoto, Takaki Iwamoto, Mika Kondo, Taro Kamimura, Toshiaki Nakano, Takanari Kitazono
DOI: https://doi.org/10.2169/internalmedicine.8976-21
Advance Publication: April 9, 2022
Severe Anemia Due to Cold Agglutinin Syndrome in a COVID-19 Patient with IgM Monoclonal Gammopathy of Undetermined Significance Successfully Treated with Corticosteroids
Yutaka Tsukamoto, Masataka Umeda, Yuko Muto, Takashi Sugimoto, Momoko Yamauchi, Koji Ando, Koya Ariyoshi
DOI: https://doi.org/10.2169/internalmedicine.8647-21
Advance Publication: March 26, 2022
Polymyalgia Rheumatica Following COVID-19 Vaccination: A Case Report
Akira Yokote, Shinsuke Fujioka, Nobutaka Takahashi, Takayasu Mishima, Yoshio Tsuboi
DOI: https://doi.org/10.2169/internalmedicine.8934-21
Advance Publication: March 26, 2022
Sensory Ataxic Guillain-Barré Syndrome with Dysgeusia after mRNA COVID-19 Vaccination
Shunsuke Ogata, Yoshito Ishi, Keiichiro Asano, Erena Kobayashi, Shun Kubota, Keita Takahashi, Yosuke Miyaji, Yuichi Higashiyama, Hideto Joki, Hiroshi Doi, Michiaki Koga, Hideyuki Takeuchi, Fumiaki Tanaka
DOI: https://doi.org/10.2169/internalmedicine.8967-21
Advance Publication: March 26, 2022
Severe Immune Thrombocytopenia after COVID-19 Vaccination: Two Case Reports and a Literature Review
Takuto Shonai, Fumihiko Kimura, Junichi Watanabe
DOI: https://doi.org/10.2169/internalmedicine.9177-21
Advance Publication: March 19, 2022
Acute Meningoencephalitis after COVID-19 Vaccination in an Adult Patient with Rheumatoid Vasculitis
Joe Senda, Ryosei Ashida, Kyoko Sugawara, Katsuhiro Kawaguchi
DOI: https://doi.org/10.2169/internalmedicine.8815-21
Advance Publication: March 12, 2022
Delayed-onset Organizing Pneumonia Emerging after Recovery from Coronavirus Disease 2019: A Report of Three Cases Diagnosed Using Transbronchial Cryobiopsy and a Review of the Literature
Sho Nakakubo, Keisuke Kamada, Yu Yamashita, Junichi Nakamura, Munehiro Matsumoto, Hiroshi Horii, Kazuki Sato, Daisuke Morinaga, Masaru Suzuki, Nanase Okazaki, Emi Takakuwa, Yoshihiro Matsuno, Satoshi Konno
DOI: https://doi.org/10.2169/internalmedicine.9016-21
Advance Publication: March 5, 2022
Acute Myocarditis in a Patient Following mRNA-1273 SARS-CoV-2 Vaccination
Toshinaru Kawakami, Kazuyuki Yahagi, Masahiro Sekiguchi, Taiki Ishizawa, Hideaki Nonaka, Naoto Setoguchi, Yusuke Watanabe, Masaaki Nakase, Yu Horiuchi, Masahiko Asami, Hitomi Yuzawa, Kota Komiyama, Jun Tanaka, Jiro Aoki, Kengo Tanabe
DOI: https://doi.org/10.2169/internalmedicine.9000-21
Advance Publication: March 5, 2022
New-onset Type 1 Diabetes after COVID-19 mRNA Vaccination
Masahiro Yano, Tomoaki Morioka, Yuka Natsuki, Keyaki Sasaki, Yoshinori Kakutani, Akinobu Ochi, Yuko Yamazaki, Tetsuo Shoji, Masanori Emoto
DOI: https://doi.org/10.2169/internalmedicine.9004-21
Published: April 15, 2022
Severe Post-COVID-19 Organizing Pneumonia during Cancer Immunochemotherapy
Asako Kitahara, Akinori Ebihara, Shohei Obayashi, Yukihiro Horio, Yoshitaka Ono, Tomohiro Yoshikawa, Naoki Okada, Jun Tanaka, Hiroto Takiguchi, Naoki Hayama, Yoko Ito, Tsuyoshi Oguma, Ichiro Kuwahira, Koichiro Asano
DOI: https://doi.org/10.2169/internalmedicine.8928-21
Published: April 15, 2022
SARS-CoV-2-related Myelin Oligodendrocyte Glycoprotein Antibody-associated Disease: A Case Report and Literature Review
Toshihiro Ide, Takeru Kawanami, Makoto Eriguchi, Hideo Hara
DOI: https://doi.org/10.2169/internalmedicine.8709-21
Published: April 15, 2022
A Case of New-onset Type 1 Diabetes after Covid-19 mRNA Vaccination
Masahiro Yano, Tomoaki Morioka, Yuka Natsuki, Keyaki Sasaki, Yoshinori Kakutani, Akinobu Ochi, Yuko Yamazaki, Tetsuo Shoji, Masanori Emoto
DOI: https://doi.org/10.2169/internalmedicine.9004-21
Advance Publication: February 8, 2022
Severe Post-COVID-19 Organizing Pneumonia During Cancer Immunochemotherapy
Asako Kitahara, Akinori Ebihara, Shohei Obayashi, Yukihiro Horio, Yoshitaka Ono, Tomohiro Yoshikawa, Naoki Okada, Jun Tanaka, Hiroto Takiguchi, Naoki Hayama, Yoko Ito, Tsuyoshi Oguma, Ichiro Kuwahira, Koichiro Asano
DOI: https://doi.org/10.2169/internalmedicine.8928-21
Advance Publication: February 8, 2022
Temporal Changes in Brain Perfusion in a Patient with Myoclonus and Ataxia Syndrome Associated with COVID-19
Kenta Osawa, Atsuhiko Sugiyama, Akiyuki Uzawa, Shigeki Hirano, Tatsuya Yamamoto, Masahiko Nezu, Nobuyuki Araki, Hiroki Kano, Satoshi Kuwabara
DOI: https://doi.org/10.2169/internalmedicine.9171-21
Published: April 1, 2022
Miller Fisher Syndrome Following Vaccination against SARS-CoV-2
Makoto Yamakawa, Keiichi Nakahara, Toshihito Nakanishi, Toshiya Nomura, Mitsuharu Ueda
DOI: https://doi.org/10.2169/internalmedicine.8851-21
Published: April 1, 2022
IgA Nephropathy with Gross Hematuria Following COVID-19 mRNA Vaccination
Yoshihito Nihei, Monami Kishi, Hitoshi Suzuki, Ayako Koizumi, Maiko Yoshida, Sho Hamaguchi, Masako Iwasaki, Hiromitsu Fukuda, Hisatsugu Takahara, Masao Kihara, Shigeki Tomita, Yusuke Suzuki
DOI: https://doi.org/10.2169/internalmedicine.8787-21
Published: April 1, 2022
Self-limited Polymyalgia Rheumatica-like Syndrome Following mRNA-1273 SARS-CoV-2 Vaccination
Shinji Izuka, Toshihiko Komai, Bunki Natsumoto, Hirofumi Shoda, Keishi Fujio
DOI: https://doi.org/10.2169/internalmedicine.8829-21
Published: March 15, 2022
Suspected Tuberculous Pleurisy and Coronavirus Disease 2019 Comorbidity
Yoh Yamaguchi, Masao Hashimoto, Susumu Saito, Tie Morita, Akinari Tsukada, Yusaku Kusaba, Takashi Katsuno, Manabu Suzuki, Jin Takasaki, Shinyu Izumi, Akihiro Matsunaga, Yukihito Ishizaka, Masayuki Hojo, Haruhito Sugiyama
DOI: https://doi.org/10.2169/internalmedicine.6920-21
Published: March 15, 2022
New-onset Polymyalgia Rheumatica Following the Administration of the Pfizer-BioNTech COVID-19 Vaccine
Atsumu Osada, Chinatsu Sakuragi, Chisashi Toya, Akiko Mitsuo
DOI: https://doi.org/10.2169/internalmedicine.8651-21
Published: March 1, 2022
Refractory Longitudinally Extensive Transverse Myelitis after Severe Acute Respiratory Syndrome Coronavirus 2 Vaccination in a Japanese Man
Noriyuki Miyaue, Akira Yoshida, Yuki Yamanishi, Satoshi Tada, Rina Ando, Yuko Hosokawa, Hayato Yabe, Masahiro Nagai
DOI: https://doi.org/10.2169/internalmedicine.8747-21
Published: March 1, 2022
Tacrolimus Treatment for Post-COVID-19 Interstitial Lung Disease
Migiwa Ohgushi, Naruhiko Ogo, Toyoshi Yanagihara, Yukiko Harada, Kosuke Sumida, Ayaka Egashira, Tatsuma Asoh, Takashige Maeyama, Seiji Yoshizawa
DOI: https://doi.org/10.2169/internalmedicine.7971-21
Published: February 15, 2022
MPO-ANCA-positive Microscopic Polyangiitis Following COVID-19 Infection
Soko Kawashima, Mitsumasa Kishimoto, Tomoya Hibino, Hearyoung Lee, Yuriko Sato, Yoshinori Komagata, Shinya Kaname
DOI: https://doi.org/10.2169/internalmedicine.8615-21
Published: February 15, 2022
Myocarditis Following a COVID-19 Messenger RNA Vaccination: A Japanese Case Series
Yoshiki Murakami, Masaya Shinohara, Yosuke Oka, Ryo Wada, Ryota Noike, Hiroshi Ohara, Tadashi Fujino, Takanori Ikeda
DOI: https://doi.org/10.2169/internalmedicine.8731-21
Published: February 15, 2022
Acquired Thrombotic Thrombocytopenic Purpura Following BNT162b2 mRNA Coronavirus Disease Vaccination in a Japanese Patient
Kikuaki Yoshida, Ayaka Sakaki, Yoriko Matsuyama, Toshiki Mushino, Masanori Matsumoto, Takashi Sonoki, Shinobu Tamura
DOI: https://doi.org/10.2169/internalmedicine.8568-21
Published: February 1, 2022
Successful Use of Certolizumab Pegol for Refractory Psoriatic Arthritis Triggered by COVID-19 Infection
Shin-ichiro Ohmura, Yoichiro Homma, Shiho Hanai, Toshiaki Miyamoto
DOI: https://doi.org/10.2169/internalmedicine.8643-21
Published: February 1, 2022
Post COVID-19 Bilateral Facial Nerve Palsy
Ryoma Inui, Satoru Fujiwara, Nobuo Kohara, Michi Kawamoto
DOI: https://doi.org/10.2169/internalmedicine.8448-21
Published: January 15, 2022
Successful Treatment with High-dose Steroids for Acute Exacerbation of Idiopathic Pulmonary Fibrosis Triggered by COVID-19
Norihito Omote, Yoshihiro Kanemitsu, Takahiro Inoue, Toshiyuki Yonezawa, Takuji Ichihashi, Yuichiro Shindo, Koji Sakamoto, Akira Ando, Atsushi Suzuki, Akio Niimi, Satoru Ito, Kazuyoshi Imaizumi, Naozumi Hashimoto
DOI: https://doi.org/10.2169/internalmedicine.8163-21
Published: January 15, 2022
Community-acquired Respiratory Virus Cases Mimic COVID-19 on Lung Computed Tomography
Daijiro Nabeya, Takeshi Kinjo, Akiko Maeda, Hiroaki Nagano, Shuhei Yokoyama, Shunichi Takakura, Soichi Shiiki, Jiro Fujita, Tomoo Kishaba
DOI: https://doi.org/10.2169/internalmedicine.7687-21
Published: January 1, 2022
COVID-19 mRNA Vaccine-induced Pneumonitis
Shinichi Matsuzaki, Hiroyuki Kamiya, Ichiro Inoshima, Yasutaka Hirasawa, Osamu Tago, Masashi Arai
DOI: https://doi.org/10.2169/internalmedicine.8310-21
Published: January 1, 2022
Discrepant Antigen-specific Antibody Responses Causing SARS-CoV-2 Persistence in a Patient Receiving B-cell-targeted Therapy with Rituximab
Teruhito Takakuwa, Yu Nakagama, Mayo Yasugi, Toshiki Maeda, Kenji Matsuo, Ayako Kiritoshi, Ryo Deguchi, Naohiro Hagawa, Wataru Shibata, Kazuhiro Oshima, Katsumi Yamamoto, Kenichiro Uchida, Tomohiro Noda, Koichi Yamada, Tetsuro Nishimura, Hiromasa Yamamoto, Yasutoshi Kido, Masayuki Hino, Hiroshi Kakeya, Yasumitsu Mizobata
DOI: https://doi.org/10.2169/internalmedicine.7884-21
Published: December 1, 2021
Successful Management of Subacute Thyroiditis Following SARS-CoV-2 Infection
Daisuke Sato, Sho Nishiguchi, Eri Tanaka
DOI: https://doi.org/10.2169/internalmedicine.7913-21
Published: November 15, 2021
A Rare Case of COVID-19 Pneumonia Concomitant with Bleeding from Acute Gastric Mucosal Lesions
Hideaki Kawabata, Katsutoshi Yamaguchi, Yuki Ueda, Ryo Shinomiya, Yuji Okazaki, Tetsuya Yamamoto, Kojiro Nakase, Masatoshi Miyata, Shigehiro Motoi, Yasuyuki Enoki, Tetsuhiro Minamikawa
DOI: https://doi.org/10.2169/internalmedicine.7803-21
Published: November 1, 2021
Spontaneous Muscle Hematoma in Japanese Patients with Severe COVID-19 Treated with Unfractionated Heparin: Two Case Reports
Yu Ito, Nobuyasu Awano, Fumiya Uchiyama, Minoru Inomata, Naoyuki Kuse, Mari Tone, Kohei Takada, Kazushi Fujimoto, Yutaka Muto, Shogo Sagisaka, Kenro Maki, Ryuta Yamashita, Akinori Harada, Jun-ichi Nishimura, Munehiro Hayashi, Takehiro Izumo
DOI: https://doi.org/10.2169/internalmedicine.7422-21
Published: November 1, 2021
Cranial Nerve Involvement and Dysautonomia in Post-COVID-19 Guillain-Barré Syndrome
Toshiyuki Kakumoto, Satoshi Kobayashi, Hayato Yuuki, Mitsuhiro Kainaga, Yuichiro Shirota, Masashi Hamada, Meiko Hashimoto Maeda, Akatsuki Kubota, Mizuho Kawai, Masaaki Saito, Hiroyuki Ishiura, Tatsushi Toda
DOI: https://doi.org/10.2169/internalmedicine.7355-21
Published: November 1, 2021
Pneumonia Due to Human Coronavirus OC43 in an Immunocompetent Adult Detected by Multiplex Polymerase Chain Reaction
Masanori Kawataki, Akihiro Ito, Tadashi Ishida
DOI: https://doi.org/10.2169/internalmedicine.7450-21
Published: November 1, 2021
SARS-CoV-2-related Progressive Brain White Matter Lesion Associated with an Increased Cerebrospinal Fluid Level of IL-6
Yuwa Oka, Akihiro Ueda, Tomokazu Nakagawa, Yujiro Kikuchi, Daiki Inoue, Satoshi Marumo, Sadayuki Matsumoto
DOI: https://doi.org/10.2169/internalmedicine.8123-21
Published: October 1, 2021
Paroxysmal Atrioventricular Block in a Relatively Young Patient with COVID-19
Masami Abe, Suguru Chiba, Sayuri Kataoka, Yoshikatsu Gima, Chikashi Nago, Sho Hatano, Toshiya Chinen, Kentaro Nakamura, Naoto Miyagi, Masakazu Nakae, Akiko Matsuzaki, Hiroki Uehara
DOI: https://doi.org/10.2169/internalmedicine.6237-20
Published: August 15, 2021
Related Article / Editorial
COVID-19 and AV block: An Unusual Manifestation
Takashi Noda, Hiroshi Tada
DOI: https://doi.org/10.2169/internalmedicine.7083-21
Published: August 15, 2021
Diagnosis of Suspected Small Bowel Bleeding by Capsule Endoscopy in Patients with COVID-19
Lan Li, Liping Yang, Jun Li, Zhe Shen, Bingling Zhang
DOI: https://doi.org/10.2169/internalmedicine.7235-21
Published: August 1, 2021
A Kidney Transplant Patient Who Died of COVID-19-associated Severe Acute Respiratory Distress Syndrome
Akinari Tsukada, Manabu Suzuki, Yuya Kishino, Kento Misumi, Toru Igari, Noriko Nakajima, Yuko Sato, Tadaki Suzuki, Takashi Katsuno, Yusaku Kusaba, Yoshie Tsujimoto, Keita Sakamoto, Masao Hashimoto, Junko Terada, Jin Takasaki, Shinyu Izumi, Masayuki Hojo, Haruhito Sugiyama
DOI: https://doi.org/10.2169/internalmedicine.7089-21
Published: July 15, 2021
Radiologically Undetectable Latent Pulmonary Lymphocyte Infiltration Suggesting the Need for Early Glucocorticoid Therapy: An Autopsy Case of Rapidly Progressive COVID-19 Pneumonia with Lymphopenia
Naoki Tanomogi, Toshinori Otani, Junko Araki, Ayumi Sugitani, Shingo Itagaki, Takahiro Kiriu, Kota Shimada
DOI: https://doi.org/10.2169/internalmedicine.7234-21
Published: July 1, 2021
Drug Fever Due to Favipiravir Administration for the Treatment of a COVID-19 Patient
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DOI: https://doi.org/10.2169/internalmedicine.5813-20
Published: April 1, 2021
Hemoptysis and a Newly Formed Lung Bulla in a Case of Convalescent COVID-19 Pneumonia
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DOI: https://doi.org/10.2169/internalmedicine.5684-20
Published: March 1, 2021
Immediate Amelioration of Severe Respiratory Distress in Sjögren’s Syndrome with COVID-19 Treated with a Single Dose of Off-label Tocilizumab
Hiroshi Kataoka, Fumihiro Kodama, Tomoko Tomita, Makoto Kondo, Atsushi Nagasaka, Shuji Nishikawa, Masaya Mukai
DOI: https://doi.org/10.2169/internalmedicine.6010-20
Published: February 15, 2021
Four Cases of Coronavirus Disease 2019 Transferred from a Cruise Ship
Masahiro Sano, Haruka Nishioka, Jun Yamazaki, Ippei Miyamoto, Takuya Adachi
DOI: https://doi.org/10.2169/internalmedicine.4939-20
Published: February 1, 2021
Severe Coronavirus Disease 2019 that Recovered from Respiratory Failure by Treatment that Included High-dose Intravenous Immunoglobulin
Yasuhito Suzuki, Yoshinori Tanino, Takefumi Nikaido, Hiroyuki Minemura, Takashi Umeda, Mami Rikimaru, Takumi Onuma, Shotaro Naito, Yoshinori Takiguchi, Hikaru Tomita, Takaya Kawamata, Ryuichi Togawa, Yuki Sato, Manabu Uematsu, Julia Morimoto, Kadzuhiro Kitakawa, Yasuhiko Tsukada, Kiwamu Nakamura, Keiji Kanemitsu, Ken Iseki, Yoko Shibata
DOI: https://doi.org/10.2169/internalmedicine.6326-20
Published: February 1, 2021
Two Cases of Post-intubation Laryngotracheal Stenosis Occurring after Severe COVID-19
Maki Miwa, Mikio Nakajima, Richard H. Kaszynski, Syoichiro Hamada, Tomotsugu Nakano, Masamitsu Shirokawa, Hideaki Goto, Yoshihiro Yamaguchi
DOI: https://doi.org/10.2169/internalmedicine.6105-20
Published: February 1, 2021
Successful and Safe Reinstitution of Chemotherapy for Pancreatic Cancer after COVID-19
Kazumasa Nagai, Katsuya Kitamura, Yuji Hirai, Daisuke Nutahara, Hironori Nakamura, Junichi Taira, Yubu Matsue, Masakazu Abe, Miho Kikuchi, Takao Itoi
DOI: https://doi.org/10.2169/internalmedicine.6294-20
Published: January 15, 2021
Two Cases of Severe COVID-19 Pneumonia Effectively Treated with Extracorporeal Membrane Oxygenation in Addition to Favipiravir and Corticosteroid
Masahiro Shinoda, Kenichi Kamachi, Shinichiro Ota, Lynn Yoshimatsu, Ryuichi Boku, Yuto Yoshida, Takatomo Hirouchi, Kanako Shinada, Takashi Sato, Miwa Morikawa, Koki Iwata, Takashi Matsumoto, Masaharu Shinkai
DOI: https://doi.org/10.2169/internalmedicine.5475-20
Published: January 1, 2021
Evidence of the Sequential Changes of Lung Sounds in COVID-19 Pneumonia Using a Novel Wireless Stethoscope with the Telemedicine System
Akinari Noda, Takeshi Saraya, Kikuko Morita, Masaoki Saito, Teppei Shimasaki, Daisuke Kurai, Keitaro Nakamoto, Haruyuki Ishii
DOI: https://doi.org/10.2169/internalmedicine.5565-20
Published: December 15, 2020
COVID-19 Pneumonia Resembling an Acute Exacerbation of Interstitial Pneumonia
Takaaki Kitayama, Hideya Kitamura, Eri Hagiwara, Katsuyuki Higa, Hiroko Okabayashi, Tsuneyuki Oda, Tomohisa Baba, Shigeru Komatsu, Tae Iwasawa, Takashi Ogura
DOI: https://doi.org/10.2169/internalmedicine.5630-20
Published: December 15, 2020
Pneumothorax in a COVID-19 Pneumonia Patient Without Underlying Risk Factors
Takafumi Yamaya, Tomohisa Baba, Eri Hagiwara, Satoshi Ikeda, Takashi Niwa, Takaaki Kitayama, Kota Murohashi, Katsuyuki Higa, Yozo Sato, Takashi Ogura
DOI: https://doi.org/10.2169/internalmedicine.5731-20
Published: November 15, 2020
Tocilizumab-induced Leukoencephalopathy with a Reversible Clinical Course
Ryo Sasaki, Nozomi Hishikawa, Emi Nomura, Yoshio Omote, Mami Takemoto, Toru Yamashita, Noriko Hatanaka, Yasuto Higashi, Koji Abe
DOI: https://doi.org/10.2169/internalmedicine.5288-20
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Neurological Disorders Identified during Treatment of a SARS-CoV-2 Infection
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Coronavirus Disease-19 Pneumonia with Facial Nerve Palsy and Olfactory Disturbance
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Extensive Coronary Thrombosis in a COVID-19 Patient
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Livedo Reticularis Associated with COVID-19
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Immune Thrombocytopenia and Cerebral Hemorrhaging Associated with COVID-19
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Late-onset COVID-19-induced Hemophagocytic Syndrome
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Posterior Reversible Encephalopathy Syndrome Associated with COVID-19 in a Japanese Patient
Hiroaki Yaguchi, Yasunori Mito, Fumihiro Kodama, Yasutaka Tajima
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