JAPAN SOC INTERNAL MEDICINE Acta Medica Okayama 0918-2918 61 3 2022 Pulmonary Aspergilloma and Allergic Bronchopulmonary Aspergillosis Following the 2018 Heavy Rain Event in Western Japan 379 383 EN Eri Ando Center for Graduate Medical Education, Okayama University Hospital Takamasa Nakasuka Allergy and Respiratory Medicine, Okayama University Hospital Toshio Kubo Center for Clinical Oncology, Okayama University Hospital Akihiko Taniguchi Allergy and Respiratory Medicine, Okayama University Hospital Kiichiro Ninomiya Hematology, Oncology and Respiratory Medicine, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences Yuka Kato Allergy and Respiratory Medicine, Okayama University Hospital Eiki Ichihara Allergy and Respiratory Medicine, Okayama University Hospital Kadoaki Ohashi Allergy and Respiratory Medicine, Okayama University Hospital Kammei Rai Allergy and Respiratory Medicine, Okayama University Hospital Katsuyuki Hotta Allergy and Respiratory Medicine, Okayama University Hospital Masaomi Yamane Departments of General Thoracic Surgery and Breast and Endocrinological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences Nobuaki Miyahara Allergy and Respiratory Medicine, Okayama University Hospital Masahiro Tabata Center for Clinical Oncology, Okayama University Hospital Yoshinobu Maeda Hematology, Oncology and Respiratory Medicine, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences Katsuyuki Kiura Allergy and Respiratory Medicine, Okayama University Hospital A 16-year-old boy with asthma participated in recovery volunteer work following the 2018 heavy rains in Japan. One month later, he experienced chest pain and dyspnea. Chest computed tomography revealed a cavity with a fungal ball, and Aspergillus fumigatus was detected in his bronchoalveolar lavage fluid. He was treated with voriconazole, but new consolidations appeared rapidly. He also experienced allergic bronchopulmonary aspergillosis. After prednisolone prescription, the consolidations improved; however, his asthma worsened. He underwent partial lung resection to avoid allergens, and his symptoms improved. We must recognize cases of infection after a disaster, especially in patients with chronic respiratory diseases. No potential conflict of interest relevant to this article was reported.