Figure 7: Bilaterally symmetric hemorrhagic lesions of the inferior colliculi found in foxes
suffering from thiamine deficiency: “The quadrigeminal plate is frequently involved and in all
such cases lesions are present in the inferior colliculi.” [Evans et al. (1942), p85].
From Evans CA, Carlson WE, Green EG. The pathology of Chastek paralysis in foxes. A counterpart of
Wernicke's hemorrhagic polioencephalitis of man. Am J Pathol 1942; 18:79-90, figure 1, p85.