# The shapes of brain waste: Mysteries of cellular remnant morphology in neurodegeneration

**Authors:** David V. Forrest

PMC · DOI: 10.17879/freeneuropathology-2026-9059 · Free Neuropathology · 2026-01-21

## TL;DR

This paper explores how microscopic mechanical processes might shape cellular remnants in brain diseases, comparing it to a crime scene investigation.

## Contribution

It offers a novel perspective on the potential insights from cellular remnant morphology in neurodegeneration.

## Key findings

- Cellular neuropathological forms vary with different diagnoses.
- Microscopic mechanical processes may explain these forms.
- Advances in nanoscale discoveries raise new possibilities for understanding these shapes.

## Abstract

This meditation with apologies by a psychiatrist who is not a neuropathologist but attends CPCs of movement disorder patients speculates about how microscopic mechanical processes produce the variety of cellular neuropathological forms, which differ with diagnoses, and wonders what may be revealed by the shapes of these traces by future neuropathologists. New discoveries about tiny machines, nanotubules and the like only increase the intrigue and possibilities of revelations, likened to a crime scene investigation.

## Full-text entities

- **Diseases:** brain waste (MESH:D001927), neurodegeneration (MESH:D019636), movement disorder (MESH:D009069)
- **Species:** Homo sapiens (human, species) [taxon 9606]

## Full text

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## Figures

1 figure with captions in the complete paper: https://tomesphere.com/paper/PMC12822583/full.md

## References

2 references — full list in the complete paper: https://tomesphere.com/paper/PMC12822583/full.md

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Source: https://tomesphere.com/paper/PMC12822583