APA
Gómez Ochoa, Pablo & Alférez, María Dolores & de Blas, Ignacio & Fernendes, Telmo & Sánchez Salguero, Xavier & Balañá, Beatriz & Meléndez Lazo, Antonio & Barbero Fernández, Alicia de los Ángeles & Caivano, Domenico & Corda, Francesca & Corda, Andrea .Ultrasound-Guided Radiofrequency Ablation of Chemodectomas in Five Dogs.
ISO 690
Gómez Ochoa, Pablo & Alférez, María Dolores & de Blas, Ignacio & Fernendes, Telmo & Sánchez Salguero, Xavier & Balañá, Beatriz & Meléndez Lazo, Antonio & Barbero Fernández, Alicia de los Ángeles & Caivano, Domenico & Corda, Francesca & Corda, Andrea. Ultrasound-Guided Radiofrequency Ablation of Chemodectomas in Five Dogs.
https://hdl.handle.net/20.500.12080/25899
Resumen:
Chemodectomas are low prevalence tumors with complex clinical management. Many
present as an incidental finding however, in other dogs, they produce pericardial effusion and/or
compression, leading to the appearance of severe clinical signs. There are currently several approaches: surgery, radiotherapy, stent placement and chemotherapy. This is the first description
of percutaneous echo-guided radiofrequency ablation of aortic body tumors. This minimally invasive treatment is based on high frequency alternating electrical currents from an electrode that
produces ionic agitation and generates frictional heat, causing coagulation necrosis. Five dogs with an
echocardiographic and cytological diagnosis of chemodectoma underwent percutaneous echo-guided
radiofrequency ablation. At the time of presentation, all the dogs showed clinical signs, such as
ascites and/or collapse. There were no complications either during the procedure or in the following
24 hours. Rapid clinical improvement associated with a reduction in size and change in sonographic
appearance of the mass were achieved with no complications. Six months follow-up was carried out
in all dogs. A second percutaneous echo-guided RFA was performed eight months after the first
procedure in one dog. Based on our experience, radiofrequency ablation seems to be a feasible and
safe technique, making it a potential alternative therapeutic approach in the clinical management of
aortic body tumors leading to severe clinical compromise.