PMC2796237_01
Three-dimensional CT showing the synostotic sagittal suture with a posteriorly twisted skull.
CRM2009-919463.001.jpg
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fig1
Due to progressive asymmetry of skull and face a 3D-CT was performed, revealing a closure of the sagittal suture without typical scaphocephalic skull form, with no abnormalities at lambdoid sutures, Figure 1. 
Magnetic resonance axial T2-weighted imaging in a patient with rhombencephalosynapsis shows fusion of the vermis and cerebellar hemispheres.
CRM2009-919463.002.jpg
PMC2796237_01_CRM2009-919463.002.jpg
fig2
This revealed partial fusion of the cerebellar hemispheres with no other cerebellar anomalies, a condition that is referred to as rhombencephalosynapsis (RES); see Figure 2. 