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One case of sudden death caused by transient Lambda-like wave on dynamic electrocardiorgram

One case of sudden death caused by transient Lambda-like wave on dynamic electrocardiorgram

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600125635
Enrollment
Unknown
Registered
2026-05-28
Start date
2026-05-28
Completion date
Unknown
Last updated
2026-06-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cardiogenic sudden death

Interventions

Case observation:None

Sponsors

Wenling First People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: The previous electrocardiogram was normal, and there were no underlying diseases. During the monitoring period, sudden death occurred unexpectedly. The dynamic electrocardiogram before the sudden death showed a transient Lambda-like wave.

Exclusion criteria

Exclusion criteria: 1. There are individuals with definite organic heart diseases, such as coronary heart disease, cardiomyopathy, heart valve disease, and congenital heart disease, etc. 2. Those who have a history of malignant arrhythmia, syncope, or cardiac arrest in the past. 3. Those with severe electrolyte imbalance (such as hyperkalemia/ hypokalemia) or acid-base imbalance. 4. Those with other definite causes of sudden death, such as drug poisoning, severe infection, trauma, acute cerebrovascular accident, etc. 5. Those whose dynamic electrocardiogram data is incomplete or the Lambda-like wave records are unclear, making it impossible to conduct effective electrocardiographic feature analysis. 6. Those with severely lacking clinical data, making it impossible to fully trace the disease process.

Design outcomes

Primary

MeasureTime frame
Sudden cardiac death event;

Countries

China

Contacts

Public ContactYu Lingqi

Wenling First People's Hospital

15157648992@qq.com+86 576 8966 8074

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 11, 2026