Taiichiro Kobayashi

Imaging Feature Analysis of HHV8-Associated Multicentric Castleman Disease: A Comparative Study With HIV-Related Diseases and Idiopathic MCD

Noriyo Yanagawa, Inui Ts, A Imamura, Kazuaki Fukushima et autres

OBJECTIVE: The purpose of this study was to evaluate differences in the imaging features of human immunodeficiency virus (HIV)-associated Kaposi sarcoma (KS), HIV-associated lymphoma (HAL), and human herpesvirus 8-associated multicentric Castleman disease (hMCD) and clarify the differences between idiopathic MCD-not otherwise specified …

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Relapse of HIV-associated multicentric Castleman disease temporally associated with acute coronavirus disease 2019: a case report

Hiroki Yamamoto, Kazuaki Fukushima, Yota Aizawa, Kohei Ukai et autres

BACKGROUND: Human immunodeficiency virus-associated multicentric Castleman disease (HIV-MCD), a human herpesvirus 8 (HHV-8)-driven lymphoproliferative disorder affecting individuals infected by HIV, typically exhibits a relapsing-remitting course and can be fatal. The incidence of HIV-MCD is on the rise while that of Kaposi's sarcoma, …

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[HIV-Associated Neurocognitive Disorders (HAND)].

Hiroaki Yokote, Taiichiro Kobayashi, Yoshiharu Miura

HIV-associated neurocognitive disorders (HAND) are characterized by an insidious onset and a slowly progressive course and are observed in approximately 20-50% of people living with HIV. No disease-specific laboratory tests or neuroimaging findings exist for the diagnosis of HAND, and comprehensive neuropsychological …

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Disseminated herpes zoster with pulmonary lesions mimicking miliary tuberculosis in an HIV-infected patient previously treated with adalimumab: A case report

Shuhei Tada, Kazuaki Fukushima, Yota Aizawa, Shota Kodaira et autres

Disseminated herpes zoster (DHZ) in immunocompromised patients is uncommon but potentially life-threatening. Pulmonary involvement is particularly rare and can mimic miliary tuberculosis, complicating the diagnosis. We report herein a 51-year-old, male, Japanese patient with a human immunodeficiency virus (HIV) infection, uncontrolled diabetes …

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A case of leptospirosis contracted through occupational exposure in the Tokyo metropolitan area

Kyoko Yoshida, Kazuaki Fukushima, Yukari Nishikawa, Seowoong Jung et autres

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Impact of DTaP-IPV and DTaP Vaccination Among Adult Allogeneic Hematopoietic Stem Cell Transplant Recipients: A Prospective Observational Study

Taiichiro Kobayashi, Sho Fujiwara, Takashi Toya, Naoki Shingai et autres

Background/Objectives: Hematopoietic stem cell transplantation (HSCT) can potentially cure hematological malignancies; however, post-transplant patients have a high risk of infection owing to their immunocompromised status. Vaccination against pathogens, such as diphtheria, tetanus, pertussis, and polio, is essential post-transplantation, but neither the long-term …

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Non-invasive SARS-CoV-2 RNA detection and human transcriptome analysis using skin surface lipids

Tetsuya Kuwano, Takayuki Kanno, Minoru Tobiume, Yuichiro Hirata et autres

There have been several reports of skin manifestations in patients with coronavirus disease 2019 (COVID-19). However, it is unclear whether severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) RNA can be detected on the skin surface, including the sebum, of these patients. In …

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Impact of COVID-19 Pandemic on the Influenza Vaccination and Predictors of Influenza Vaccination in Japan: A Cross-sectional Study

Kensaku Shojima, Taiichiro Kobayashi, Takahiro Tabuchi

OBJECTIVE: With the current global pandemic of COVID-19, there is concern that an influenza outbreak could exacerbate the health care burden. Improving the influenza vaccination rate is becoming more critical because controlling the spread of influenza is essential for reducing excess mortality. …

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Successful dual antiviral therapy with remdesivir and ensitrelvir in a case of prolonged COVID-19 following B-cell depleting immunotherapy for malignant lymphoma

Seowoong Jung, Yu Yagi, Kazuaki Fukushima, Yukari Nishikawa et autres

Prolonged COVID-19 following B-cell depleting immunotherapy for malignant lymphoma is characterized by repeated cycles of remission followed by symptom recurrence, persistent detection of SARS-CoV-2, and profound humoral immunodeficiency. To the best of our knowledge, the present report is the first to describe …

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False-Positive HIV Screening Test in a Patient with SARS-CoV-2 Infection

Seowoong Jung, Masaru Tanaka, Ayumi TAKIZAWA, Kazuaki Fukushima et autres

Herein, we report the case of a 69-year-old Japanese woman who was admitted to our hospital with dyspnea and severe hypoxia. She was diagnosed as having COVID-19 with ARDS. At the same time, her HIV screening test result also returned positive. However, …

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Correction to: An analysis of the radiological factors associated with respiratory failure in COVID-19 pneumonia and the CT features among different age categories

Akito Fukuda, Noriyo Yanagawa, Noritaka Sekiya, Koji Ohyama et autres

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An analysis of the radiological factors associated with respiratory failure in COVID-19 pneumonia and the CT features among different age categories

Akito Fukuda, Noriyo Yanagawa, Noritaka Sekiya, Koji Ohyama et autres

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