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. Author manuscript; available in PMC: 2008 Feb 28.
Published in final edited form as: Psychiatry Res. 2007 Feb 7;154(2):147–155. doi: 10.1016/j.pscychresns.2006.09.001

Figure 1.

Figure 1

Illustrative examples of the different grades of the cavum septum pellucidum (CSP), ranging from Grade 0 (No CSP) to Grade 4 (Severe CSP). These figures are based on the grading system developed by DeGreef et al. (DeGreef et al., 1992b), using their definitions of severity.