Image-guided biopsies are one of the most common requests received by radiologists, and while most are straightforward, some lesions are not amenable to percutaneous sampling due to location or depth. Advances in intravascular ultrasound combined with the principles of non-targeted transvenous solid organ biopsy allow for direct visualization and successful targeted transvenous biopsies of solid organ and perivascular lesions. Here, we present our technique and three example cases of transvenous biopsies.
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http://dx.doi.org/10.1016/j.tvir.2021.100778 | DOI Listing |
BMJ Case Rep
January 2025
Cardiology, AIIMS, New Delhi, India
A young man in his 30s presented to us with multiple episodes of syncope and exertional dyspnoea for the last 2 weeks. He was diagnosed with squamous cell carcinoma of the lower one-third of the oesophagus in 2021 for which he was treated with neoadjuvant chemoradiotherapy, followed by McKeown oesophagectomy. At 2-year follow-up, he had developed a soft tissue swelling in the scalp, which was diagnosed as a tumour recurrence and radiotherapy was initiated.
View Article and Find Full Text PDFAnesthesiology
January 2025
Department of Anesthesiology and Critical Care Medicine B (DAR B), Saint-Eloi Hospital, University Teaching Hospital of Montpellier, 80 avenue Augustin Fliche, 34295 Montpellier, France.
Background: Long-term controlled mechanical ventilation (CMV) in intensive care unit (ICU) induces ventilatory-induced-diaphragm-dysfunction (VIDD). The transition from CMV to assisted mechanical ventilation is a challenge that requires clinicians to balance over-assistance and under-assistance. While the effects of over-assistance on the diaphragm are well known, we aimed to assess the impact of under-assistance on diaphragm function and structure in piglet model with pre-existing VIDD (after long-term CMV) or without VIDD (short-term CMV).
View Article and Find Full Text PDFJACC Case Rep
December 2024
Division of Cardiac Surgery, Toronto General Hospital, University of Toronto, Toronto, Ontario, Canada.
Undifferentiated cardiac tumors represent a diagnostic dilemma that requires meticulous workup. We present the case of a 67-year-old woman with a right atrial mass that was investigated with multiple modalities before being diagnosed as a cardiac lymphoma. The role of transvenous and/or percutaneous biopsy for guiding diagnosis and management is emphasized.
View Article and Find Full Text PDFCureus
November 2024
Radiology, Kawasaki Municipal Hospital, Kawasaki, JPN.
We experienced a case of a patient with a history of pacemaker implantation who was found to have lung cancer just behind the pacemaker. She was an 80-year-old woman with a history of valve replacement, pacemaker implantation, and sarcoidosis. Computed tomography showed a ground-glass opacity of 1.
View Article and Find Full Text PDFJACC Case Rep
December 2024
Department of Cardiovascular Medicine, Tokyo Medical and Dental University, Tokyo, Japan.
Primary cardiac lymphoma is a rare disease with the potential to be fatal. This case reports a patient who developed primary cardiac lymphoma resulting in cardiac tamponade. Despite a compromised general condition, the lymphoma was diagnosed through a transvenous tumor biopsy.
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