Fig. 9.

Histopathologic findings in intervertebral disc of HSCT MPS IH patient.

A and B show an MPS IH patient treated by HSCT (intervertebral disc) while C and D show an 8-year-old male control (knee joint).

A) MPS IH patient treated by HSCT (intervertebral disc L2): × 20.

B) MPS IH patient treated by HSCT (intervertebral disc L2): × 100.

C) 8-year-old male control (knee joint): × 20, hyaline cartilage of a control tissue.

D) 8-year-old male control (knee joint): × 100, detail of chondrocytes in control tissue.

(A–D: embedding in methyl-methacrylate; staining: toluidine blue; original magnification).