It was an odd collection of signs and there didn't seem to be any unifying diagnosis. Fahr's disease was discussed and prompted me to find a review. (1)
There was also a discussion about when a CT brain is indicated in 'routine' Parkinson patients.
1) Manyam BV. What is and what is not 'Fahr's disease'. Parkinsonism Relat. Disord. 2005;11(2):73-80. Available at: http://www.ncbi.nlm.nih.gov/pubmed/15734663