Received: 19 May 2020
Accepted: 16 September 2020
First Online: 9 November 2020
Ethical approval and consent to participate
: Ethical approval to report these cases was obtained from the ethical and moral stipulations set by the faculty of medicine, Al-Azhar University. The ethical committee reference number is not applicable as we received the ethical committee report from medical research ethical committee without reference number. Written informed consent was obtained from the patient(s) for their anonymized information to be published in this article.
: Not applicable.
: No conflicts of interest to be disclose.