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Table 2 Wavelengths of green and red autofluorescence emanating from bronchial lesions in eight patients (average ± SD)

From: Observation of Zn-photoprotoporphyrin red Autofluorescence in human bronchial cancer using color-fluorescence endoscopy

Pathologic diagnosis

Green autofluorescence (nm)

Red autofluorescence (nm)

Normal (n = 5)

541.4 ± 0.00

617.3 ± 0.03

Inflammation (n = 13)

541.7 ± 0.49

617.4 ± 0.82

Mild dysplasia (n = 7)

542.0 ± 0.67

619.0 ± 2.04

Malignanta (n = 4)

541.0 ± 0.00

617.1 ± 0.38

  1. aIncludes three squamous cell carcinoma and one severe dysplasia