Primary writing tremor (PWT)
Evidence-based neurology checklist on primary writing tremor (pwt): Demographic features The means onset age is about 50 years It may be familial There may be a family history of essential tremor PWT, essential tremor and writer’s cramp can occur in the same family Types Competing hypotheses…
Demographic features
- The means onset age is about 50 years
- It may be familial
- There may be a family history of essential tremor
- PWT, essential tremor and writer’s cramp can occur in the same family
Types
Competing hypotheses
Clinical features
Exacerbating factors
Relieving factors
Differential diagnosis: writer’s cramp
Differential diagnosis: essential tremor
Investigations
Medical treatment
Surgical treatment
References
- Datta A, Batra N, Pandey S. Primary writing tremor: current concepts. Ann Indian Acad Neurol 2021; 24:319-326.
- Cohen LG, Hallett M, Sudarsky L. A single family with writer's cramp, essential tremor, and primary writing tremor. Mov Disord 1987; 2:109-116.
- Erro R, Malaguti MC, Morini A, Geroin C, Tinazzi M. The "writing on the wall maneuver" reveals the dystonic nature of primary writing tremor. Mov Disord Clin Pract 2024 (Online ahead of print).
- Bain PG, Findley LJ, Britton TC, et al. Primary writing tremor. Brain 1995; 118:1461-1472.
- Vives-Rodriguez A, Kim CY, Louis ED. Primary writing tremor. Tremor Other Hyperkinet Mov (N Y) 2018; 8:586.
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