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[Cerebral cortex in normal pressure hydrocephalus: an electron microscopy study (author's transl)].
Acta Neuropathologica
|April 26, 1976
Summary
Electron microscopy revealed increased extracellular space in the cerebral cortex of most Normal Pressure Hydrocephalus (NPH) patients. This ultrastructural finding may aid in NPH diagnosis and understanding.
Area of Science:
- Neurology
- Pathology
- Microscopy
Context:
- Normal Pressure Hydrocephalus (NPH) is a neurological condition characterized by impaired cerebrospinal fluid absorption.
- Clinical diagnosis of NPH can be challenging, necessitating advanced diagnostic tools.
Purpose:
- To investigate the ultrastructural changes in the cerebral cortex of patients with Normal Pressure Hydrocephalus (NPH).
- To determine if specific electron microscopic findings correlate with NPH and shunt treatment outcomes.
Summary:
- Cortical biopsies from 11 NPH patients were examined using electron microscopy.
- Nine patients showed a characteristic increase in extracellular space within the cortical neuropil.
- Two patients lacking this feature did not benefit from ventriculo-atrial shunting.
- Control biopsies (approx. 600) revealed similar changes in only 3 cases, likely representing NPH.
Impact:
- The study suggests that cerebral cortical ultrastructure, specifically increased extracellular space, is a significant diagnostic marker for NPH.
- These findings contribute to the nosological understanding of NPH.
- Electron microscopy may offer valuable insights for diagnosing NPH and predicting treatment response.