Fig. 1From: Alternating Hemiplegia of Childhood: gastrointestinal manifestations and correlation with neurological impairmentsa. Three year old male with a de novo ATP1A3 mutation (V589F). There is gaseous distension of the bowel noted at baseline, suggestive of dysmotility. b. Three year old female with a de novo ATP1A3 mutation (L839P). Videofluoroscopic swallow study demonstrates evidence of orophyarngeal dysfunction complicated by post-swallow residue collection in the pharynx (blue arrow)Back to article page