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Br J Ophthalmol 86:1188 doi:10.1136/bjo.86.10.1188
  • Letter

Need for measurement of porphyrins in teardrops in patients with congenital erythropoietic porphyria

Table 1

Tear drop analysis of porphyrins in Japanese patients with CEP. Case 1 has been reported previously4

Case 1 (MT) Case 2 (KN) Case 3 (KK) Case 4 (KT) Control (n=2)
Uroporphyrin 1302.6 (ng/dl) 1235.3 3345.9 91.4 0
Heptaporphyrin 49.1 302.5 141.5 3.6 0
Hexaporphyrin 27.4 0 35.8 0 0
Pentaporphyrin 24.6 67.9 109.5 4.9 0
Coproporphyrin I 108.1 348.8 285.9 21.4 0
Coproporphyrin III 11.2 32.5 28.6 6.4 0
Protoporphyrin 1363.3 59.9 59.2 16 0

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