Katsumasa Koyama
Kawasaki, Japan
Last Updated: 09/26/2026
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Found 17 publications
Secondary Adrenal Insufficiency Exacerbated by Switching Inhaled Corticosteroids: A Case of Steroid Withdrawal Syndrome.
Journal: Internal medicine (Tokyo, Japan)
Published: June 28, 2026
Deep Neck Infection Caused by Pseudomonas aeruginosa.
Journal: Internal medicine (Tokyo, Japan)
Published: April 13, 2025
Serial changes in anxiety levels related to corticosteroid use: A single-center prospective study.
Journal: Medicine
Published: June 07, 2024
Obstructive pneumonia with bronchial foreign body: A case report.
Journal: Heliyon
Published: June 06, 2023
Case Report: Repeated esophageal obstruction in a patient with type 3C diabetes mellitus.
Journal: Frontiers in endocrinology
Published: May 19, 2023
Pathology of Ketoacidosis in Emergency of Diabetic Ketoacidosis and Alcoholic Ketoacidosis: A Retrospective Study.
Journal: Journal of diabetes research
Published: April 28, 2023
IgG4-related lung disease with multifocal pulmonary consolidations near the pleura: A case report.
Journal: Medicine
Published: August 31, 2022
Adult acetonemic vomiting complicated with low body weight in a subject with Mycobacterium avium complex pulmonary disease: a case report.
Journal: The Journal of international medical research
Published: August 23, 2022
Case Report: Use of endobronchial Watanabe spigot and coagulation factor XIII supplementation in the treatment of persistent pneumothorax due to pneumocystis pneumonia with human immunodeficiency virus infection.
Journal: Frontiers in medicine
Published: May 30, 2022
Case Report: Massive Hemoptysis From a Spontaneously Regression Inflammatory Bronchial Polyp.
Journal: Frontiers in medicine
Published: February 14, 2022
Last Updated: 09/26/2026