This tool supports structured infectious-disease decision making but does not replace clinician judgement or local guideline pathways.
This OpiCalc infectious-disease entry reflects commonly used guideline criteria and bedside risk features used in contemporary clinical practice.
Needlestick Exposure Risk: Risk features after occupational blood exposure.
Hollow-bore or deep injury
+2 Points
Visible blood on device
+1 Points
Source known positive / high risk
+3 Points
Mucosal or non-intact skin exposure
Presentation delayed
HBV vaccine non-responder / unknown status
Assessment Tier
Score 0
Selected exposure features suggest lower transmission risk.