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Atypical glandular cells (AGC): ThinPrep Imaging System (TIS), manual screening (MS), and correlation with Hybrid Capture 2 (HC2) HPV DNA testing

✍ Scribed by Anthony N. Sireci; John P. Crapanzano; Mahesh Mansukhani; Thomas Wright; Anamaria Babiac; Maria Erroll; Madeline Vazquez; Anjali Saqi


Publisher
John Wiley and Sons
Year
2009
Tongue
English
Weight
73 KB
Volume
38
Category
Article
ISSN
8755-1039

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✦ Synopsis


Abstract

Objective

The aim of the study was to determine if the ThinPrep Imaging System (T1S) improves the positive predictive value (PPV) of atypical glandular cell (AGC) diagnosis for identifying HPV‐related squamous and/or glandular lesions over manual screening (MS), and if human papilloma virus (HPV)‐DNA testing improves the diagnostic yield.

Materials and Methods

85 ThinPrep cervical cytology specimens with a diagnosis of AGC by TIS (n = 51) and MS (n = 34) were retrieved. The diagnoses were correlated with corresponding histologic follow‐up and high risk (HR)‐HPV testing results.

Results

The PPV of AGC by TIS and MS for HPV‐related squamous lesions were similar. In the MS group, more cases of glandular pathology were identified, however only three represented adenocarcinoma in‐situ (AIS), and the remaining ten were endometrial carcinomas (EMCA).

Conclusions

TIS and MS are comparable in the detection of AGC representing squamous histology and the addition of HPV DNA testing does not differentially improve performance. Although the MS group harbored more glandular pathology, the differences in the detection of AIS were not statistically significant. Diagn. Cytopathol. 2010;38:705–709. © 2009 Wiley‐Liss, Inc.