Authoritative Citations for General Surgery Procedures
Removal of hemorrhoids (Hemorrhoidectomy):
Mayo Clinic Reference: Leading US medical center explaining hemorrhoid surgery, technique, and recovery.
https://www.mayoclinic.org/diseases-conditions/hemorrhoids/diagnosis-treatment/drc-20360280NIH Reference: Peer-reviewed NIH resource detailing hemorrhoid disease and surgical management.
https://pmc.ncbi.nlm.nih.gov/articles/PMC3342598/
Anal fissure surgery:
Mayo Clinic Reference: Surgery for anal fissures, including sphincterotomy and management.
https://www.mayoclinic.org/diseases-conditions/anal-fissure/diagnosis-treatment/drc-20351419NIH Reference: In-depth review of anal fissure surgery techniques.
https://www.ncbi.nlm.nih.gov/books/NBK448177/
Appendectomy (Removal of the appendix):
Mayo Clinic Reference: Indications, technique, and recovery from appendectomy.
Appendicitis - Diagnosis and treatment - Mayo Clinic https://share.google/oi39nRv2UTY3ev81XMedlinePlus/NIH Reference: Everything about appendicitis and surgical treatment.
Appendectomy https://kidshealth.org/en/parents/treating-appendicitis.html