Fig. 1From: Pectus carinatum as the key to early diagnosis of Morquio A syndrome: a case reportOverview of the case. 3MSC, 3-minute stair climb; 6MWT, 6-minute walk test; ERT, enzyme replacement therapy; GAGs, glycosaminoglycans; GALNS, N-acetylgalactosamine-6-sulfatase; KS, keratan sulfate.Back to article page