Preferred Label : molar tooth sign of brain;
Definition : Midbrain, with elongated and perpendicular superior cerebellar peduncles, resembles
a molar tooth on transverse images. Inidcates Joubert syndrome, in which peduncles
fail to decussate and subsequently enlarge.;
Source : Radiology 2003; 229:671-672;
Origin ID : RID35380;
Associated condition(s)
Midbrain, with elongated and perpendicular superior cerebellar peduncles, resembles
a molar tooth on transverse images. Inidcates Joubert syndrome, in which peduncles
fail to decussate and subsequently enlarge.