The patient, a 39-year-old man, presented in May 1997 with an untreated persistent cough with excessive sputum of 5 years' duration. He was admitted to hospital because of the severity of the symptoms and the presence of acid-fast bacilli in his sputum. These bacilli were identified as Mycobacterium tuberculosis by the polymerase chain reaction method. After treatment with antituberculous drugs was initiated, his symptoms and the patchy infiltrative shadows on his chest radiographs gradually resolved. However, the patient continued to expectorate a purulent sputum, showed diffuse micronodular shadows on chest radiographs, and had hypoxemia as well as mixed ventilatory and small airway disturbances on pulmonary function tests. We performed a video-assisted thoracoscopic biopsy of the lung, which revealed follicular bronchiolitis.
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J Infect
January 2025
Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand; Excellence Center for Critical Care Nephrology, King Chulalongkorn Memorial Hospital, Bangkok, Thailand; Tropical Medicine Cluster, Chulalongkorn University, Bangkok, Thailand; Division of Nephrology, Department of Medicine, Faculty of Medicine, King Chulalongkorn Memorial Hospital, Bangkok, Thailand; Center for Critical Care Nephrology, The CRISMA Center, Department of Critical Care Medicine, University of Pittsburgh, School of Medicine, Pittsburgh, PA, USA; Academy of Science, Royal Society of Thailand, Bangkok, Thailand. Electronic address:
Background: Severe pulmonary hemorrhagic syndrome (SPHS) remains a fatal complication of leptospirosis with poorly understood mechanisms and an urgent need for effective biomarkers.
Methods: A nested case-control analysis was conducted using blood specimens from two previous Thai leptospirosis cohorts. Candidate microRNAs were initially discovered through a global profiling of 798 serum microRNAs in five SPHS and seven non-SPHS patients, and then validated using real-time polymerase chain reactions in 168 patients.
Ann Thorac Surg Short Rep
September 2024
Division of Cardio-thoracic Surgery, Michael E. DeBakey Department of Surgery, Baylor College of Medicine at Christus Children's Hospital of San Antonio, Texas.
Aneurysms of the superior vena cava are rare vascular malformations of systemic veins. This report presents the case of a 27-year-old woman with an incidental finding of mediastinal shadow widening on the chest roentgenogram that was confirmed by computed tomographic angiography to be a superior vena cava saccular aneurysm >4 cm in diameter. Surgical resection was recommended on the basis of aneurysmal size and shape and was performed through median sternotomy by using cardiopulmonary bypass.
View Article and Find Full Text PDFAm J Case Rep
January 2025
Department of Pulmonary and Critical Care Medicine, Faculty and Graduate School of Medicine, Mie University, Tsu, Mie, Japan.
BACKGROUND Pembrolizumab, a programmed cell-death protein-1 (PD-1)-targeting antibody, extends survival in cancer patients but may cause lung injury as a side effect. This immunotherapy enhances the immune system's ability to recognize and eliminate cancer cells. However, its immunomodulatory action can sometimes lead to immune-related adverse events, including lung injury.
View Article and Find Full Text PDFHinyokika Kiyo
December 2024
The Department of Urology, Kurashiki Central Hospital.
The patient was a 21-year-old man with a shadow on a chest roentgenogram taken during a medical checkup. According to blood testing, thoracoabdominal computed tomography, head magnetic resonance imaging, and lung tumor biopsy, we diagnosed a primary retroperitoneal germ cell tumor with multiple lung and brain metastases. Induction chemotherapy (4 courses of Bleomycin, Etoposide and Cisplatin) was started immediately.
View Article and Find Full Text PDFIntern Med
January 2025
Department of Medicine, Division of Respiratory Medicine and Allergology, Showa University School of Medicine, Japan.
A 51-year-old man presented to the emergency department with rapidly progressive dyspnea that developed while climbing Mount Fuji. He had climbed Mount Fuji twice without experiencing similar symptoms. On arrival, his oxygen saturation was 91% on 10 L/min of oxygen with a non-rebreather mask.
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