Light's criteria calculator: Difference between revisions
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{{Lights Criteria Calculator}} | {{Lights Criteria Calculator}} | ||
==References== | |||
<references/> | |||
[[Category:Pulmonary]] | |||
[[Category:Medical calculators]] | [[Category:Medical calculators]] | ||
[[Category:Pages using gadget Calculator]] | [[Category:Pages using gadget Calculator]] | ||
Latest revision as of 09:28, 22 March 2026
Light's Criteria
| Parameter | Value |
|---|---|
| Pleural fluid protein (g/dL) | |
| Serum protein (g/dL) | |
| Pleural fluid LDH (IU/L) | |
| Serum LDH (IU/L) | |
| Upper limit of normal serum LDH (IU/L) | |
| Results | |
| Pleural protein / Serum protein ratio | |
| Pleural LDH / Serum LDH ratio | |
| Pleural LDH / ULN serum LDH | |
| Interpretation | |
|---|---|
| Exudative (any 1 of:) | Pleural protein/serum protein > 0.5 OR Pleural LDH/serum LDH > 0.6 OR Pleural LDH > 2/3 ULN serum LDH. Causes: infection, malignancy, PE, autoimmune, etc. |
| Transudative | None of the above criteria met. Causes: CHF, cirrhosis, nephrotic syndrome, PE. |
| References |
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