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. 2020 Mar 22;10(3):172. doi: 10.3390/diagnostics10030172

Figure 2.

Figure 2

Electrophoresis of urinary glycosaminoglycans. CS: chondroitin sulfate, HS: heparan sulfate, KS: keratan sulfate. Top wells: 1, 2, 4, 5, 7, 8, 10, 11, 13, 15, 17 & 20 are not suggestive of MPS. 3, 16 & 18: Patients with DS suggestive of MPS VI (but confirmation with enzyme assay is needed). 6 & 12: Patients with DS and HS (perform enzyme assay for MPS I, II, and VII). 9, 14 & 19: patients with KS (perform enzyme assay for MPS IVA & IVB).