Table 3.

SLC6A3-Related Dopamine Transporter Deficiency Syndrome: Recommended Evaluations Following Initial Diagnosis

System/ConcernEvaluationComment
Movement disorder Neurologic assessment of the movement disorder
Orolingual dyskinesia
  • Eval of caloric intake & feeding by nutritionist
  • Speech-language therapy assessment of swallowing, drooling, & communication
In those w/classic early-onset SLC6A3-related DTDS
Eye movement abnormalities Ophthalmology assessment of vision & eye movements
Orthopedic
  • Orthopedic assessment for fixed contractures / joint dislocations
  • Hip & spine x-rays to evaluate for hip dislocation & spinal deformity
Pulmonary
  • Assess frequency of respiratory infections.
  • Assess for evidence of sleep disturbance due to movement disorder.
  • Consider sleep study to assess nocturnal respiratory pattern.
Gastrointestinal Assess for vomiting, GERD, & constipation.
Genetic counseling By genetics professionals 1To inform affected persons & their families re nature, MOI, & implications of SLC6A3-related DTDS to facilitate medical & personal decision making
Family support
& resources
Assess need for:

DTDS = dopamine transporter deficiency syndrome; GERD = gastroesophageal reflux disease; MOI = mode of inheritance

1.

Medical geneticist, certified genetic counselor, certified advanced genetic nurse

From: SLC6A3-Related Dopamine Transporter Deficiency Syndrome

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