Characterizing the face in facioscapulohumeral muscular dystrophy.

To evaluate facial weakness in patients with FSHD to better define clinical signs, and pilot a facial weakness severity score.87 FSHD patients and 55 controls were video recorded while performing seven facial tasks. The videos were assessed by three independent examiners to compile an overview of signs of facial weakness. Next, videos were semi-quantitatively assessed using a newly developed 4-point facial weakness score (FWS). This score was evaluated and correlated to other FSHD disease characteristics.Patients had lower scores on the total FWS than controls (mean score 43 ± 28, range 4-118, vs 14 ± 9, range 0-35, p 

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