Fausta has translated his admission, and has video:

However, and in spite of the favorable general course, throughout the process of draining and healing, there appeared suspicion of the presence of other cellular formations that had not previously been detected. Therefore, a series of special tests was started immediately, cytochemical, cytopathologic, microbiologic, and pathologic, which confirmed the presence of an abscessed tumor with the presence of cancerous cells, which necessitated a second surgery.

No hint when he might return to Venezuela.