Evidence: alleged. Imported from the supplied 65-Case Master Edition, dated September 19, 2026. Source links and classifications are retained as an attributed case account; import is not an independent source review.
Case at a glance
- Case number
- 044
- Date / range
- 2019 litigation
- Sector
- Reproductive and heritable genetics
- Genetic asset
- Embryos, transfer records, and parentage comparisons
- Security principle
- Reproductive Sample Identity Integrity
Event summary
The CHA Fertility Center litigation alleged a catastrophic embryo mix-up in which a woman gave birth to children genetically unrelated to her and later had to relinquish them to their genetic parents. It is a provenance failure with irreversible human consequences.
Source: courtlistener.com — CHA Fertility Center Embryo Mix-Up source 1.
The case in context
The CHA litigation alleged a mismatch between the intended embryo transfer and the genetic parentage of children born afterward. The alleged outcome brings the stakes of specimen identity into sharp focus, but it does not on its own establish the precise point where the workflow failed.
Labeling, selection, witnessing, and transfer are distinct stages. An investigation needs to reconstruct their records rather than infer a technical cause from the eventual discovery. This case concerns allegations and their provenance implications; sensitive family details are unnecessary to explain the security principle.
Acquisition and processing
gamete/embryo creation → labeling or selection failure → wrong transfer → pregnancy and birth → phenotype concern/DNA testing → kinship discovery → custody litigation
The sequence of events
- gamete/embryo creation
- labeling or selection failure
- wrong transfer
- pregnancy and birth
- phenotype concern/DNA testing
- kinship discovery
- custody litigation
What became inferable or exposed
Embryos, transfer records, and parentage comparisons
The CHA Fertility Center litigation alleged a catastrophic embryo mix-up in which a woman gave birth to children genetically unrelated to her and later had to relinquish them to their genetic parents. It is a provenance failure with irreversible human consequences.
Affected parties and consent
- Direct parties
- Families involved in the alleged embryo mix-up
- Indirect parties
- Relatives and connected participants may be relevant where the asset contains relationship information.
- Direct count
- Unknown / not assigned
- Indirect count
- Unknown / not assigned
- Consent status
- Consent depends on the intervention and the identity of the reproductive material. A substitution or undisclosed intervention changes what was authorized.
Security dimensions
Confidentiality
The confidentiality question concerns embryos, transfer records, and parentage comparisons. Exposure and further inference must be distinguished from the fact of collection or availability.
Integrity
The integrity question is whether the described material, permissions, processing, or interpretation can be relied upon. Reproductive Sample Identity Integrity identifies the particular boundary examined here.
Availability
Access and continuity are assessed for the described event; potential effects are not presented as confirmed outages or losses.
Provenance
The relevant chain follows embryos, transfer records, and parentage comparisons through the stages shown below. Missing public detail is not proof that internal records did not exist.
Consent, persistence, and relational exposure
Consent
Consent depends on the intervention and the identity of the reproductive material. A substitution or undisclosed intervention changes what was authorized.
Persistence
Later reuse depends on the actual asset and links to other records; no future misuse is asserted.
Relational exposure
Relatives and connected participants may be relevant where the asset contains relationship information.
Case-specific assessment
integrity critical; provenance catastrophic; consent invalidated by substitution; persistence maximal; relational exposure immediate-family scale.
GeneticSecurity.org analysis
Genetic Exposure Radius
No single level is assigned where the supplied dossier gives a range, conditional outcome, or broad institutional consequence. The affected parties and proposed assessment are shown separately.
Confidence: not assigned. Classification: GeneticSecurity.org analysis.
Genetic Persistence Risk
Persistence depends on the specific biological material or information retained. A potential effect is not treated as an observed genomic disclosure.
Confidence: not assigned. Classification: GeneticSecurity.org analysis.
Genetic Provenance Integrity
A numeric provenance level is not inferred from the existence of a source or court record. It requires evidence of the relevant custody and processing controls.
Confidence: not assigned. Classification: GeneticSecurity.org analysis.
Proposed classification and its limits
Suggested GER: GER-1/2. Suggested GPR: GPR-5. Suggested GPI: GPI-0.
These are proposed classifications from the supplied case dossier. Conditional scores describe an assumed exposure; they are not evidence that it occurred. A single numeric value is left unassigned when the asset or outcome is not sufficiently bounded.
What this case does not prove
The alleged outcome does not establish the precise technical root cause or the stage where the workflow failed.
Mitigations and lessons
- Electronic witnessing
- Barcode/RFID identity checks
- Two-person verification
- Separation of simultaneous cases
- Immutable event logs
- Pre-transfer confirmation
- Incident disclosure
- Long-term support
Primary sources
Secondary sources
No additional source listed. See the evidence notes for limitations.
Policy and standards
Genetic Security Policy and StandardsReview and correction history
Source edition: September 19, 2026. Imported case account; no substantive corrections recorded.
Correction policy and logCite this case
GS-CASE-044. The Embryo Mix-Up: When Chain of Custody Became Parenthood. GeneticSecurity.org. https://geneticsecurity.org/cases/044-cha-fertility-embryo-mix-up/