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Platypnea-orthodeoxia syndrome (POS) is a rare clinical condition characterized by dyspnea and hypoxemia during orthostatism, with relief in the supine position. The diagnosis of POS requires a high clinical suspicion, and its etiology stems from the admixture of venous blood, poor in oxygen, with arterial blood via a shunt. A patent foramen ovale (PFO) is the most commonly encountered anomaly at the root of POS.

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An 89-year-old male with a medical history of non-ischemic cardiomyopathy was initially admitted with acute hypoxic respiratory failure attributed to heart failure exacerbation. Aside from progressive dyspnea, a non-pruritic, non-painful rash and constitutional symptoms were reported. Initial work-up was remarkable for normocytic anemia, lymphopenia, mild hypercalcemia, and elevated inflammatory markers.

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Current status of pulmonary rehabilitation and impact on prognosis of patients with idiopathic pulmonary fibrosis in South Korea.

J Thorac Dis

December 2024

Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea.

Background: The benefits of pulmonary rehabilitation (PR) for patients with idiopathic pulmonary fibrosis (IPF) have been limited to improving dyspnea, exercise capacity, and quality of life (QoL). This study aimed to assess the current status of PR and its effect on prognosis.

Methods: The Nationwide Korean Health Insurance Review and Assessment Service (HIRA) database was used in this study.

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Vibrio cholerae bacteraemia: A case report on an unusual presentation.

Diagn Microbiol Infect Dis

January 2025

Department of Clinical Microbiology and Infectious Diseases, Faculty of Health Sciences, University of the Witwatersrand, 7 York Road, Parktown, 2193, Johannesburg, South Africa; Department of Microbiology Laboratory, Charlotte Maxeke Johannesburg Academic Hospital, National Health Laboratory Service, 17 Jubilee Road, Parktown 2193, Johannesburg, South Africa.

Infections by non-O1/non-O139 serogroups of Vibrio cholerae (NOVC) are increasing worldwide. Infected patients usually display self-limiting diarrhoea or external ear and wound infections. We present a rare case of bacteraemia secondary to NOVC infection.

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Left Atrial Papillary Fibroelastoma Mimicking Myxoma.

JACC Case Rep

January 2025

Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA.

Papillary fibroelastomas (PFEs) followed by cardiac myxomas (CM) are the 2 most common primary benign cardiac tumors. Although typically asymptomatic, they can manifest with nonspecific symptoms such as dyspnea and dizziness or more acute manifestations such as embolic events. We describe an unusual location of a PFE typically seen with a CM.

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