Cerebellum cerebellum may be absent. The inherited neurological disorders Machado–Joseph disease, ataxia telangiectasia, and Friedreich's ataxia cause progressive neurodegeneration linked to cerebellar loss. Congenital brain malformations outside the cerebellum can, in turn, cause herniation of cerebellar tissue, as seen in some forms of Arnold–Chiari malformation. Other conditions that are closely linked to cerebellar degeneration include the idiopathic progressive neurological disorders multiple system atrophy and Ramsay Hunt syndrome type I, and the autoimmune disorder paraneoplastic cerebellar degeneration, in which tumors elsewhere in the body elicit an autoimmune response that causes neuronal loss in the cerebellum. Cerebellar atrophy can result from an acute
If We Are the Body the following week. The song re-entered at number 37 for the chart week of September 6, 2003, In its seventh chart week, "If We Are the Body" advanced to number 24 and in its 10th chart week, it advanced to number seven. In its 12th chart week, "If We Are the Body" reached its peak position of number three on the Hot Christian Songs chart. It also peaked at number three on the "Billboard" Hot Christian AC chart and spent three weeks atop both the "Radio & Records" Christian AC and Christian CHR charts. Casting Crowns has performed "If We