Fig. 1
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12917-015-0479-5/MediaObjects/12917_2015_479_Fig1_HTML.gif)
MRI-signs of increased intraventricular pressure. Transverse (a–c) and sagittal (d, e) T2-weighted MR-images of a normal dog brain (a, d), a dog with ventriculomegaly (b, e), and with internal hydrocephalus (c). The finding of an expanded third ventricle and the measurement of the corpus callosum height (callosal height) and dimensions of the fourth ventricle is demonstrated