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CompletedNCT04926688Updated May 2, 2022

High-risk Breast Lesions: A Multicenter Retrospective Study

An observational study in Premalignant Lesion, sponsored by Ege University. Completed at 1 site in Turkey. Open to female participants. Per ClinicalTrials.gov, last updated 2022-05-02.

Sponsored by Ege University · Observational

Study type
Observational
Model
Case-only
Time perspective
Retrospective
Enrollment
1,345
Sex
Female
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Study summary

In this multicenter study, the goal was to document the excisional biopsy or follow-up results of high risk lesions diagnosed on image guided CNB/VAB, and evaluate the clinical, imaging and histologic features for associated malignancy risk. The possibility of upgrade related to histologic subtype, tissue sampling and other variables was also evaluated.

Read the detailed description

This is a retrospective multicentric study that include 1345 patients from 30 centers.

Patients who had a diagnosis of high risk lesions (HRL) on image guided core biopsy (tru-cut/vacuum biopsy) were reviewed in a 12 year period (between 2008 and 2020). The lesions included were ADH, LN (ALH/LCIS), papilloma (without or with atypia), RS, and FEA.

The patients who managed with an excisional biopsy or having at least 1 year follow-up documentation following the diagnosis of borderline lesion were included in the study.

Radiological findings, diameter of lesion (>15 vs \<15 mm), needle biopsy type (14-16G vs 9-12G), sampling method and number of samplings (4 and >4 vs \<4) were documented.

IBM SPSS Version 25.0 statistical package program was used for analysis.

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Conditions studied

  • Premalignant Lesion
03

In context

Precancerous Conditions

254 studies on the registry are indexed under Precancerous Conditions; 28 are open to participants now.

This study's enrollment of 1,345 is above the median of 160 across 64 observational studies indexed under Precancerous Conditions.

Browse Precancerous Conditions studies →

Lead sponsor

Ege University is the lead sponsor of 365 studies on the registry; 46 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
Child (0–17), Adult (18–64), Older adult (65+)
Sexes eligible
Female
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

The women with diagnosis of atypical ductal hyperplasia, lobular neoplasia, flat epithelial atypia, papilloma and radial scar on image guided core needle biopsy were studied

Study Population:

The women with diagnosis of atypical ductal hyperplasia, lobular neoplasia, flat epithelial atypia, papilloma and radial scar on image guided core needle biopsy were studied

Sampling Method: Non-Probability Sample Minimum Age: 12 Maximum Age: 86 Sex: Female Gender Based: No Accepts Healthy Volunteers: No

Criteria:

Inclusion criteria

Inclusion Criteria:

  • Image guided needle biopsy diagnosis
  • Atypical ductal hyperplasia
  • Lobular neoplasia
  • Flat epithelial atypia
  • Papilloma
  • Radial scar
  • Diagnosed on image guided needle biopsy

Exclusion criteria

Exclusion Criteria:

  • Fibroepithelial tumors
  • Mucocele like tumors
  • Diagnosed on surgical biopsy
05

Study design

Observational model
Case-only
Time perspective
Retrospective
Enrollment
1,345 participants (actual)
Patient registry
No
06

What researchers measure

Primary outcomes

  1. upgrade rates related to histologic subtype, tissue sampling and other variables

    the results from excisional biopsy or at least 1 year follow-up documentation

    Time frame: one year

07

Study locations

1 site
  • Ege University
    İzmir, Turkey
08

References and documents

Individual participant data

Plan to share: Yes — After finishing statistical analysis the results will be published

Supporting information: Study protocol, Sap, Csr

No publications or documents are linked to this record.

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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on May 2, 2022, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT04926688
Lead sponsor
Ege University
Responsible party
Aysenur Oktay (Professor, Ege University) — Principal investigator
First posted
Jun 15, 2021
Start date
Jun 10, 2020
Primary completion
Jan 20, 2021
Completion
Jun 10, 2021
Last update
May 2, 2022

Study contacts

Aysenur Oktay, MD
study chair · Ege University
Ozge Aslan, MD
principal investigator · Ege University

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Apr 2022. You cannot join it, but the record below documents what was studied.

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