🩸 COVID-19 and Chronic Venous Insufficiency: 2025 Research Insights on Etiology, Vascular Damage, and Treatment

Chronic Venous Insufficiency (CVI)—a condition where leg veins fail to return blood efficiently to the heart—has gained renewed attention in 2025 due to its association with COVID-19, particularly in patients…[...]

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🦠 Long COVID and Urinary Tract Infections (UTIs): 2025 Insights into Etiology, Symptoms, Progression, and Renal Complications

Emerging 2025 research reveals a compelling link between Long COVID and urinary tract infections (UTIs), with implications for kidney damage, bladder dysfunction, and chronic urinary symptoms. This article synthesizes findings…[...]

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Idiopathic Retroperitoneal Hematoma Associated With Anticoagulation in a Patient With Moderate COVID-19 Pneumonia

Hikaru Murooka • Natsumi Yamamoto • Shiho Amano •, et. al. DOI: 10.7759/cureus.87395  Abstract We report a case of idiopathic retroperitoneal hematoma in an 82-year-old man with moderate COVID-19 pneumonia receiving prophylactic anticoagulation therapy. The patient…[...]

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Single-Organ Vasculitis Following COVID-19 Infection Resulting in Visceral Arterial Rupture: A Case Report

Yasutaka Saito • Shinichiro Irabu • Hirotaka Yamamoto, DOI: 10.7759/cureus.87335  Abstract We present the case of a male in his 50s who developed sudden abdominal pain two days after testing positive for coronavirus disease 2019…[...]

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IgA autoimmunity and coagulation: post-acute sequelae of SARS-CoV-2 infection (PASC)

Claudia Gomes1,Jonathan H. Whiteson2,3,Fabio Ponzo4,et. al. Introduction: The SARS-CoV-2 virus resulted in significant disability and diagnostic challenges among patients with Post-Acute Sequelae of COVID-19 (PASC). Here, we assessed microvascular perfusion, clotting,…[...]

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The Impact of COVID-19 Infection on the Development of Stroke, Pulmonary Embolism, and Myocardial Infarction: A Retrospective Study

Oya Güven • Gökhan Karakurt • Abdulrahman Naser • et. al. DOI: 10.7759/cureus.77665  Abstract Introduction: This study compares the period during which thromboembolic disease develops after contact with the virus before, during, and after the pandemic. Methods:…[...]

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