The value of serum CA125 for the development of virtual follow-up strategies for patients with epithelial ovarian cancer: a retrospective study

<p>Abstract</p> <p>Background</p> <p>Serum CA125 is routinely used in the follow up of ovarian cancer. The objective of the present study was to evaluate the usefulness of CA125 in the detection of ovarian cancer recurrence.</p> <p>Methods</p> <p>...

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Main Authors: Varughese Elizabeth, Kondalsamy-Chennakesavan Srinivas, Obermair Andreas
Format: Article
Language:English
Published: BMC 2012-03-01
Series:Journal of Ovarian Research
Subjects:
Online Access:http://www.ovarianresearch.com/content/5/1/11
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author Varughese Elizabeth
Kondalsamy-Chennakesavan Srinivas
Obermair Andreas
author_facet Varughese Elizabeth
Kondalsamy-Chennakesavan Srinivas
Obermair Andreas
author_sort Varughese Elizabeth
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Serum CA125 is routinely used in the follow up of ovarian cancer. The objective of the present study was to evaluate the usefulness of CA125 in the detection of ovarian cancer recurrence.</p> <p>Methods</p> <p>This retrospective case study was carried out at a tertiary gynaecological cancer centre in Australia. Patients with all cell types of epithelial ovarian cancer (EOC) treated between 2003 and2010 were considered eligible. We excluded patients whose aim of treatment was palliative, had no follow-up, had no pre-operative CA125 reading or had pre-operative CA125 levels < 35 U/mL. After primary treatment, patients were followed up as per guidelines suggested by National Comprehensive Cancer Network (NCCN). We recorded if symptoms, findings from physical examination, imaging or serum CA125 levels led to the diagnosis of recurrence. An increase in CA125 levels to twice the postoperative nadir was considered as "doubling" at any time during follow up.</p> <p>Results</p> <p>Analysis is based on 56 patients who completed primary treatment and who presented for a total of 274 follow-up episodes. Of those, 29 patients (52%) developed a recurrence within the follow up period. Recurrence was diagnosed by CA125 alone in 14 of 29 patients (48%). CA125 was not elevated in 7 patients (24%) who recurred. Doubling of CA125 from nadir was observed in 27/29 patients. Of those 27 patients the doubling from nadir occurred within the normal range of 35 U/ml in 3 cases and outside the normal range in 24 cases. Multivariate analysis suggests that doubling of serum CA125 (OR 5.10, p 0.036) and nadir CA125 > 10 U/ml (OR 2.86, p 0.01) remained the only independent factors to predict ovarian cancer recurrence.</p> <p>Conclusions</p> <p>The present paper proposes the validation of a novel CA125 algorithm aiming to detect recurrent EOC. These data may allow us to investigate novel ways of follow up that do not require a patient's physical attendance at a clinic (virtual follow-up).</p>
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spelling doaj.art-ec687797f7784a77bb53147b0162f4152023-01-02T19:36:22ZengBMCJournal of Ovarian Research1757-22152012-03-01511110.1186/1757-2215-5-11The value of serum CA125 for the development of virtual follow-up strategies for patients with epithelial ovarian cancer: a retrospective studyVarughese ElizabethKondalsamy-Chennakesavan SrinivasObermair Andreas<p>Abstract</p> <p>Background</p> <p>Serum CA125 is routinely used in the follow up of ovarian cancer. The objective of the present study was to evaluate the usefulness of CA125 in the detection of ovarian cancer recurrence.</p> <p>Methods</p> <p>This retrospective case study was carried out at a tertiary gynaecological cancer centre in Australia. Patients with all cell types of epithelial ovarian cancer (EOC) treated between 2003 and2010 were considered eligible. We excluded patients whose aim of treatment was palliative, had no follow-up, had no pre-operative CA125 reading or had pre-operative CA125 levels < 35 U/mL. After primary treatment, patients were followed up as per guidelines suggested by National Comprehensive Cancer Network (NCCN). We recorded if symptoms, findings from physical examination, imaging or serum CA125 levels led to the diagnosis of recurrence. An increase in CA125 levels to twice the postoperative nadir was considered as "doubling" at any time during follow up.</p> <p>Results</p> <p>Analysis is based on 56 patients who completed primary treatment and who presented for a total of 274 follow-up episodes. Of those, 29 patients (52%) developed a recurrence within the follow up period. Recurrence was diagnosed by CA125 alone in 14 of 29 patients (48%). CA125 was not elevated in 7 patients (24%) who recurred. Doubling of CA125 from nadir was observed in 27/29 patients. Of those 27 patients the doubling from nadir occurred within the normal range of 35 U/ml in 3 cases and outside the normal range in 24 cases. Multivariate analysis suggests that doubling of serum CA125 (OR 5.10, p 0.036) and nadir CA125 > 10 U/ml (OR 2.86, p 0.01) remained the only independent factors to predict ovarian cancer recurrence.</p> <p>Conclusions</p> <p>The present paper proposes the validation of a novel CA125 algorithm aiming to detect recurrent EOC. These data may allow us to investigate novel ways of follow up that do not require a patient's physical attendance at a clinic (virtual follow-up).</p>http://www.ovarianresearch.com/content/5/1/11Ovarian cancerCA-125RecurrenceDiagnosisFollow-up
spellingShingle Varughese Elizabeth
Kondalsamy-Chennakesavan Srinivas
Obermair Andreas
The value of serum CA125 for the development of virtual follow-up strategies for patients with epithelial ovarian cancer: a retrospective study
Journal of Ovarian Research
Ovarian cancer
CA-125
Recurrence
Diagnosis
Follow-up
title The value of serum CA125 for the development of virtual follow-up strategies for patients with epithelial ovarian cancer: a retrospective study
title_full The value of serum CA125 for the development of virtual follow-up strategies for patients with epithelial ovarian cancer: a retrospective study
title_fullStr The value of serum CA125 for the development of virtual follow-up strategies for patients with epithelial ovarian cancer: a retrospective study
title_full_unstemmed The value of serum CA125 for the development of virtual follow-up strategies for patients with epithelial ovarian cancer: a retrospective study
title_short The value of serum CA125 for the development of virtual follow-up strategies for patients with epithelial ovarian cancer: a retrospective study
title_sort value of serum ca125 for the development of virtual follow up strategies for patients with epithelial ovarian cancer a retrospective study
topic Ovarian cancer
CA-125
Recurrence
Diagnosis
Follow-up
url http://www.ovarianresearch.com/content/5/1/11
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