Clean FRCS notes with inline figures
Morquio – most likely survive into adulthood
•Accumulation of keratan sulphate
•Presents at 18 - 24months
•Type A (galactosamine 6 sulphate sulphatase deficiency) – more severe
•Type B (beta galactosidase deficiency)
•AR
Px:
•Proportionate dwarfism
•Corneal clouding
•Normal IQ
•Waddling gait
•Genu valgum
•Thoracic kyphosis
XR:
•Thickened skull
•Wide ribs
•Vertebral beaking
•Coxa vara with unossified femoral head
•Bullet shaped metacarpals
•Odontoid hypoplasia leading to cervical instability
•Thoracic kyphosis with platyspondia
•Corneal clouding in Morquio and Hurler
