Table 6.

ENTPD1-Related Neurodevelopmental Disorder: Recommended Surveillance

System/ConcernEvaluationFrequency
Developmental delay /
Intellectual disability
Monitor developmental progress & educational needs.At each visit
Neurologic Monitor those w/seizures as clinically indicated.
Assess for:
  • New manifestations such as seizures & neurocognitive regression;
  • Changes in existing issues w/tone & neurocognitive regression.
Musculoskeletal Physical medicine, OT/PT assessment of mobility, self-help skillsPer treating clinicians
ScoliosisFor those w/scoliosis: per treating orthopedist
For those w/o scoliosis; evaluate yearly
Dysarthria Per treating speech-language pathologistPer treating speech-language pathologist
Dysphagia Swallow study & speech evalIf clinical concerns for new findings
Neurobehavioral/Psychiatric Per treating mental health professionalPer treating mental health professional
Neurocognitive Monitor developmental progress & educational needs.At each visit
Ophthalmologic involvement Per treating ophthalmologistPer treating ophthalmologist
Per treating low vision services
Family/Community Assess family need for social work support (e.g., palliative/respite care, home nursing, other local resources), care coordination, or follow-up genetic counseling if new questions arise (e.g., family planning).At each visit

From: ENTPD1-Related Neurodevelopmental Disorder

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