What procedure is associated with obtaining fragments of the endocervix?

The procedure that is associated with obtaining fragments of the endocervix is endocervical curettage. This procedure specifically involves the scraping or curettage of the endocervical canal to collect cell samples for cytological examination or biopsy. It is often performed when there is a need to investigate abnormal cervical cells or when there are concerns about pre-cancerous lesions or cervical cancer.

Endocervical curettage is particularly beneficial because it allows for the collection of tissues from the area where cervical lesions are most likely to occur. This targeted approach helps to ensure that pathologists can accurately assess any abnormalities present in the endocervical tissue.

In contrast, the other procedures listed are focused on different anatomical sites or serve different purposes. For example, an endometrial biopsy targets the lining of the uterus, while a dilation and curettage (D&C) involves scraping the uterine lining as well but is used for broader indications, including therapeutic interventions. Cholecystectomy is a surgical procedure that removes the gallbladder, thus completely unrelated to cervical tissue. The specificity of endocervical curettage for the endocervix makes it the correct choice in this context.