Cervical Cytologic and Histologic Terms
Cervical Cytologic and Histologic Terms
Cytology
ASC-US
Atypical squamous cells of undetermined significance
ASC-H
Atypical squamous cells–cannot exclude HSIL
LSIL
Low-grade squamous intraepithelial lesion
HSIL
High-grade squamous intraepithelial lesion
AGC
Atypical glandular cells
AIS
Adenocarcinoma in situ
Histology
CIN 1
Cervical intraepithelial neoplasia, grade 1
CIN 2
Cervical intraepithelial neoplasia, grade 2
CIN 3
Cervical intraepithelial neoplasia, grade 3
AIS
Adenocarcinoma in situ
Diagnostic excisional procedure
Obtaining a histologic specimen of the transformation zone and endocervical canal by laser or cold-knife conization or loop electrosurgical excision or conization
Endocervical assessment
Evaluating the endocervical canal for neoplasia by colposcopy or endocervical sampling
Endocervical sampling
Obtaining a cytologic sample with a cytobrush or histologic specimen by a cytobrush or endocervical curette
Endometrial sampling
Obtaining a specimen for histologic evaluation by endometrial biopsy, dilatation and curettage, or hysteroscopy