Superior Vena Cava Syndrome in a Patient with Polycytemia Vera: Diagnosis and Treatment

Mediastinal Neuroendocrine Carcinoma of Unknown Origin Presenting with Superior Vena Cava Syndrome (SVCS): A Case Report

Primary neuroendocrine carcinoma (NEC) of the mediastinum is a rare type of carcinoma. According to the literature, only five cases of this condition have been reported so far. In this paper, we present a rare case of mediastinal NEC of unknown primary site. The patient was a 34-year-old man with mediastinal NEC, who presented with chronic dry cough and a right-sided mediastinal mass one year p...

Superior Vena Cava Syndrome due to Thrombosis: A Rare Paraneoplastic Presentation of Bronchogenic Carcinoma

Superior vena cava (SVC) syndrome is not an uncommon occurrence in patients with malignancy and it is often described as a medical emergency. In majority of the cases, SVC syndrome occurs due to mechanical obstruction of the SVC by extraluminal compression with primary intrathoracic malignancies. However, intraluminal obstruction due to thrombosis can also produce symptoms and signs of SVC synd...

Mediastinal syndrome from plasmablastic lymphoma in human immunodeficiency virus and human herpes virus 8 negative patient with polycythemia vera: a case report

BACKGROUND Plasmoblastic lymphoma is a rare and aggressive subtype of diffuse large B cell lymphoma, which occurs usually in the jaw of immunocompromised subjects. CASE PRESENTATION We describe the occurrence of plasmoblastic lymphoma in the mediastinum and chest wall skin of an human immunodeficiency virus-negative 63-year-old Caucasian man who had had polycytemia vera 7 years before. At adm...

Askin Tumor Presenting as Superior Vena Cava Syndrome

Antiphospholipid Syndrome Presenting with Superior Vena Cava Thrombosis