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Lhermitte-Duclos type cerebellum hamartoma and Cowden disease
A Vital1, C Vital, M L Martin-Negrier
1Department of Neuropathology, Bordeaux II University, France.
Insights
Lhermitte-Duclos disease, a rare cerebellum tumor, may be linked to Cowden disease, a broader hamartomatous syndrome. This finding suggests they could be part of a single genetic disorder called phakomatosis.
Area of Science:
- Neuro-oncology
- Medical Genetics
- Dermatology
Background:
- Lhermitte-Duclos disease (LDD) is a rare cerebellar tumor characterized by thickened cerebellar tissue.
- Cowden disease (CD) is an autosomal dominant hamartomatous syndrome affecting multiple organs, including skin, thyroid, and breast.
- The relationship between LDD and CD has been a subject of ongoing research and hypothesis.
Abstract:
A Lhermitte-Duclos type cerebellum hamartoma is reported in a woman with a diffuse hamartomatous condition involving the breast, thyroid, colon, skin, and kidney. The family history demonstrated the autosomal dominant transmission of this hamartomatous syndrome, and indicated the diagnosis of Cowden disease. This observation supports the recent hypothesis of Lhermitte-Duclos disease associated with Cowden disease as being a single phakomatosis.