Conflict of Interest

The authors declare that they have no conflict of interest related to the content of this manuscript. No financial or personal relationships exist that could have inappropriately influenced the work reported in this paper.

Human and animal rights statement

This study was conducted in accordance with the ethical standards outlined in the 1964 Declaration of Helsinki and its subsequent amendments. No experiments involving animals were carried out. All procedures involving human participants complied with institutional and national ethical standards.

Informed Consent

The patient images were anonymized in such a way that identification is not possible. Accordingly, informed consent was obtained from the patient for the use and reproduction of the images. This consent was documented in the patient’s medical records.