Patient Information
Condition: Leadless Pacemaker (LP) with nocturnal non-capture
Planned Procedure: Conversion to Transvenous Left Bundle Branch Area Pacing (LBBAP)
Time to Procedure: 5 weeks
Assessment Date: September 10, 2025
Current Vital Signs Analysis
SpO2 (Oxygen Saturation)
Status: Normal (>95%)
Range: 97% - 97% (stable)
Heart Rate
Status: Severe Bradycardia
Mean: 34.8 bpm
Critical: 3/4 readings < 40 bpm
Perfusion Index
Status: Variable
Mean: 10.3
Concern: Low reading of 3
Raw Data Analysis
| Reading | SpO2 (%) | Heart Rate (bpm) | Perfusion Index | Status |
|---|---|---|---|---|
| 1 | 97 | 28 | 18 | Severe Bradycardia |
| 2 | 97 | 30 | 8 | Severe Bradycardia |
| 3 | 97 | 31 | 12 | Severe Bradycardia |
| 4 | 97 | 50 | 3 | Bradycardia + Low PI |
5-Week Risk Assessment
Risk Factors:
- Severe bradycardia (HR 28-31 bpm)
- Variable perfusion index (PI as low as 3)
- Nocturnal pacemaker non-capture
Mitigating Factors:
- Stable SpO2 at 97%
- Functional compensation present
Risk Factors:
- Documented nocturnal non-capture
- Severe symptomatic bradycardia
- 5-week wait period
- Heart rates < 40 bpm in 75% of readings
Risk Factors:
- Pacemaker-dependent with device failure
- Severe bradycardia episodes
- Nocturnal vulnerability
Protective Factors:
- Some intrinsic rhythm (HR up to 50 bpm)
- Planned definitive treatment
⚠️ Important Clinical Caveat
These probability calculations are estimates based on limited data and published literature. Individual patient risk assessment requires comprehensive clinical evaluation including complete medical history, physical examination, and additional diagnostic testing.
Clinical Recommendations
- Immediate Monitoring: Consider Holter monitoring or event recorder to assess nocturnal rhythm patterns
- Backup Pacing: Evaluate need for temporary pacemaker if symptoms worsen
- Patient Education: Provide clear instructions for emergency situations and symptom recognition
- Consider Expediting: Evaluate if LBBAP procedure can be moved to an earlier date
- Daily Monitoring: Implement regular vital sign checks and symptom assessment protocol
- Emergency Plan: Ensure rapid access to emergency pacing capabilities
🚨 Clinical Alert
This patient requires close monitoring and potentially more urgent intervention given the documented severe bradycardia and pacemaker malfunction. The combination of nocturnal non-capture and daytime bradycardia represents a high-risk scenario.