Book excerpt: Brain on Fire by Susannah Cahalan

PANDAS children suffer a rapid deterioration of fine motor control as shown by the loss of handwriting and drawing skills, whereas the loss is more gradual in Sydenham's. A picture drawn by a 16-year-old PANDAS sufferer looks like the work of a 6-year-old. This instant infantilism extends to other behaviors. Preteens resume bed-wetting ................
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