Parapneumonic Effusion Complexity: Differentiate uncomplicated from complicated parapneumonic effusions.
Assessment Tier
Uncomplicated
Score 0
Profile is more consistent with an uncomplicated effusion.
Verified
Last Review: 2026-07-17
Use during early bedside triage when infection severity or treatment escalation is uncertain.
Support clinician judgement with a structured review of the highest-yield risk factors.
Standardise communication between admitting, ID, ICU, and pharmacy teams.
Loculations or septations (+2)
Positive pleural culture / Gram stain (+3)
Low pleural pH or glucose (+2)
Large hemithorax involvement (+1)
Persistent inflammatory response (+1)
Interpret the result together with source control, microbiology, host factors, and trajectory.
Escalate imaging, cultures, or specialist review when the tool lands in a high-risk tier.
Reassess dynamically if the patient deteriorates or new microbiology becomes available.
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.
Last Comprehensive Review: 2026-07-17