Declarations:
1. Acknowledgements : The authors would like to thank Elham Nazar for her cooperation from pathology department.
2. Funding: Not applicable
3. Conflicts of interest/Competing interests: The authors declare that there is no conflict of interest to declare.
4. Ethics approval: In this study, We reported the retrograde standard treatment process of the patient. We maintained the patient’s privacy, and his written consent was obtained.
5. Consent to participate: The patient has consented to the participation of this case report.
6. Consent for publication: The participant has consented to the publication of this case report.
7. Availability of data and material: The data that support the findings of this study are available from the corresponding author, [AM], upon reasonable request.
8. Code availability (Not applicable)
9. Authors’ contributions: A.A, A.M., and M.M. contributed to data collection, writing, drafting of the manuscript, and critical appraisal of the manuscript. A.H and H.M contributed to scientific writing and final revision