CAT cavernosography with 3D reconstruction: a urological tool for the vascular diagnosis of erectile dysfunction of venous origin

CAT cavernosography with 3D reconstruction: a urological tool for the vascular diagnosis of erectile dysfunction of venous origin

Alejandro Fernández-Duque 1, Fernando Ortiz 2, Miguel Angarita 2, Juan F. Uribe-Arcila 3, Daniel Fernández-Mantilla 4

1 Departamento de Urología, Clínica de la mujer, Bogotá, Colombia; 2 Departamento de Radiología, Clínica de la mujer, Bogotá, Colombia; 3 Departamento de urología, Hospital Pablo Tobón, Medellín, Colombia; 4 Universidad de los Andes, Bogotá, Colombia

*Correspondence: Daniel Fernández-Mantilla. Email: danferman1999@gmail.com

Abstract

Objective: To describe the usefulness of computed tomography (CT) cavernosography of the penile venous vasculature for the diagnosis of erectile dysfunction of venous origin.

Method: Between 2017 and 2021 in the Radiology Service of the Women’s Clinic of Bogota, Colombia, 32 cavernosographies were performed as a radiological method for the vascular diagnosis of patients with erectile dysfunction and suspected venous leakage. The procedure was performed with a standardized method and the reading of the image was done using the classification of anomalous venous drainage by CT for the classification of venous leaks: type A, no leak; type B, deep venous system leak; type C, superficial venous system leak, and type D, leak in superficial and deep venous system.

Results: Thirty-two patients were diagnosed with venous insufficiency: type A two patients, type B leak three patients, type C leak four patients and type D leak 20 patients. In two patients after venous ligation surgery, neovascularization was found escaping and in one patient with Peyronie’s disease, superficial and deep venous leakage was found with lack of filling of the distal cavernous bodies.

Conclusion: The etiological diagnosis of erectile dysfunction should be a clinical objective to offer more specific and successful treatments. One of the potential diagnostic methods is the performance of CT cavernosography in selected patients, which allows a more detailed anatomically deep image of the venous drainage under a three-dimensional visualization like what would be seen in a surgical dissection.

Keywords: Erectile dysfunction; Venous leakage; Cavernosography; 3D reconstruction; Peyronie’s disease

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