purkinje cells , impregnated with the rapid golgi method , in a patient with primary degeneration of the granular layer showed abnormal orientation of the perikaryon and dendrites , reduction in size of the dendritic arbor , absence of spiny branchlets , and large numbers of stubby spines and hypertrophic spines on secondary dendritic branches ;
C0037949
spiny
C0684550
spines