Use of telemedicine consultations in head and neck cancer: patient perceptions, acceptability and accessibility.

Backgrounds: Telemedicine has been effective in the management of various medical conditions, however, there is limited knowledge of its use in head and neck oncosurveillance. This is of importance currently while trying to mitigate the risk of transmission during the COVID-19 pandemic. This study aims to evaluate acceptability, satisfaction and perceptions of telemedicine technology among outpatients for head and neck oncologic surveillance.

Remarkable Diagnostic Magnetic Resonance Imaging Findings in Sellar Xanthogranuloma: Report of Three First Cases in Latin America.

The sellar xanthogranuloma is a rare lesion of the sellar-parasellar region difficult to differentiate from other tumors such as craniopharyngiomas or Rathke's cleft cyst in the preoperative evaluation. As they are recently recognized as a separate entity and the few number of reports in the literature, its etiology is unknown and its impact remains uncertain. This article will describe the first three cases reported in Latin America, identified in one of them an imaging feature that may be helpful to elucidate an imaging growth pattern.