Pathological report of four patients presenting with cranial dystonias.

摘要: Secondary dystonias and experimental models of dystonia suggest that mechanisms responsible for primary may lie in the basal ganglia or brainstem. A histological study has been done three patients with cranial (blepharospasm oromandibular two, blepharospasm alone one), one patient craniocervical (oromandibular retrocollis). In alone, an angioma, 0.5 mm diameter, was found dorsal pons at site central tegmental tract, confirming some presenting have longstanding lesions other cases, striatum, pallidum, thalamus, brainstem were examined cell populations putamen, substantia nigra, inferior olives compared age-matched controls, but no significant abnormality found.