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Peradeniya Organophosphorus Poisoning (POP) scale

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Severity of OP poisoning at presentation (0-11).

Pupil size

0

Fasciculations

0

Respiration

0

Heart rate

0

Level of consciousness

0

Seizures

0

POP scale

0 /11

0-3: mild

0-3: mild
4-7: moderate
8-11: severe

Formula

pupil + fasc + resp + hr + loc + seizure

References

  1. Senanayake N, et al. A proposed oral poisoning scale: Peradeniya Organophosphorus Poisoning (POP) scale. In: Senanayake N, ed. Clinical toxicology. 1993.

Used in

Organophosphate and carbamate poisoning

Calculators support, not replace, clinical judgement. Check inputs and units, and confirm doses with your unit protocol.