Extremely elevated serum CA125 due to endometriosis
Case report
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⤵ 12 in-corpus citations
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This case report details an extremely elevated serum CA125 level of 6,114 iu/mL in a pre-menopausal woman with endometriosis presenting as a complex ovarian cyst.
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Abstract
Endometriosis can mimic cancer in a pre-menopausal woman (1). In this case an ultrasound showed a complex ovarian cyst with a low resistance blood flow and the serum CA 125 level was 6,114 iu/mL (normal <35), more than twice the highest level previously reported due to benign disease.
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References (6)
- Abnormally high values of CA 125 and CA 19-9 in women with benign tumors via openalex
- Benign gynecologic conditions associated with a CA-125 level > 1,000 U/mL. A case report. via openalex
- W1983035501 via openalex
- W1991871344 via openalex
- W2049470690 via openalex
- W2152888307 via openalex
Cited by (12)
- Unexpectedly high level of cancer antigen 125 (CA 125) in endometriosis: A case report 2025
- Enhancing endometrioma management: Diagnostic biomarkers and predictive outcomes in Ruptured vs. Non-Ruptured cases 2024
- Elevated CA 125 in a CASE of Leaking Endometrioma 2018
- Secondary Mullerian System 2013
- Extremely elevated serum CA125 and CA19-9 levels following the rupture of ovarian endometrioma: a case report 2012
- Identification of anti-syntaxin 5 autoantibody as a novel serum marker of endometriosis 2011
- Relation of high CA125 and CA19-9 levels with recent rupture of endometrioma 2011
- Identification of anti-α-enolase autoantibody as a novel serum marker for endometriosis 2009
- Adenomyosis With Extremely Elevated CA 125 Levels 2009
- High level of CA 125 due to large endometrioma 2004
- Extremely elevated CA 125 level due to an unruptured large endometrioma 2003
- Unusually elevated serum carbohydrate antigen 125 (CA125) and CA19-9 levels as a result of unruptured bilateral endometrioma 2003
Source provenance
- europepmc
- last seen: 2026-10-15T06:08:49.021275+00:00
- openalex
- last seen: 2026-06-10T17:14:06.276822+00:00
- pubmed
- last seen: 2026-10-08T20:59:21.759586+00:00
- unpaywall
- last seen: 2026-10-15T06:24:24.424788+00:00
License: CC0
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