Identification and treatment of a cervical sinus tract in a patient with 10 years of infertility.

Objective: To introduce a special case of endometrial cavity fluid (ECF), highlighting the application of hysteroscopy and laparoscopic surgical techniques in the treatment of cervical sinus tract.

Design: Narrated video featuring the diagnosis and surgical management of a case of recurrent ECF. Informed consent was obtained from the patient, and approval was granted by the ethics committee of the First Affiliated Hospital of the Wenzhou Medical University.