Editing Primary familial brain calcification (section)

==History==
The disease was first noted by [[Germany|German]] pathologist [[Karl Theodor Fahr]] in 1930.<ref>{{cite journal |author=Fahr, T. |title=Idiopathische Verkalkung der Hirngefässe |journal=Zentralblatt für Allgemeine Pathologie und Pathologische Anatomie |volume=50 |pages=129–133 |year=1930–1931 }}
</ref><ref>{{WhoNamedIt|synd|451|Fahr's disease}}</ref> A less common name for the condition is Chavany-Brunhes syndrome and Fritsche's syndrome, the former named after Jacques Brunhes, [[Jean Alfred Émile Chavany]], while the later named after [[R. Fritsche]].<ref>{{WhoNamedIt|synd|1518|Chavany-Brunhes syndrome}}</ref><ref>{{Cite web |url=http://rarediseases.info.nih.gov/GARD/QnA.aspx?PageID=4&CaseID=22373&DiseaseID=8272 |title=Chavany-Brunhes syndrome |access-date=2009-06-13 |archive-date=2012-05-31 |archive-url=https://web.archive.org/web/20120531191623/http://rarediseases.info.nih.gov/GARD/QnA.aspx?PageID=4&CaseID=22373&DiseaseID=8272 |url-status=dead }}</ref>

Fewer than 20 families had been reported in the literature up to 1997.<ref name=Kobari1997>{{cite journal |author1=Kobari M|author2=Nogawa S|author3=Sugimoto Y|author4=Fukuuchi Y |title=Familial idiopathic brain calcification with autosomal dominant inheritance |journal=Neurology |volume=48 |issue=3 |pages=645–9 |date=March 1997 |pmid=9065541 |doi=10.1212/wnl.48.3.645|s2cid=1061208 }}</ref>