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Symptomatic asymmetry in the first six months of life: differential diagnosis

Jacqueline Nuysink1, Ingrid C van Haastert, Tim Takken

  • 1Department of Pediatric Physical Therapy & Exercise Physiology, Wilhelmina Children's Hospital, University Medical Center, KB 02.056.0, P.O. Box 85090, 3508 AB Utrecht, The Netherlands. j.nuysink@umcutrecht.nl

European Journal of Pediatrics
|March 5, 2008
PubMed

Insights

Infant asymmetry, often positional preference, requires distinguishing idiopathic from symptomatic cases. Early identification of symptomatic asymmetry (SA) is crucial for proper infant care and intervention strategies.

Area of Science:

  • Pediatrics
  • Developmental Pediatrics
  • Clinical Neurology

Background:

  • Infant asymmetry, including positional preference, presents with varied clinical features and etiologies.
  • Approximately 12% of newborns exhibit asymmetric positional preference within the first six months of life.
  • Distinguishing symptomatic asymmetry (SA) from idiopathic asymmetry (IA) is critical for prognosis and treatment.

Purpose of the Study:

  • To review and synthesize current literature on the incidence, causes, and differentiating signs of symptomatic asymmetry in infants.
  • To identify the most prevalent underlying disorders associated with SA in infants aged 0-6 months.
  • To highlight the need for improved clinical decision-making tools for infant asymmetry.

Main Methods:

  • Literature review synthesizing information on infant asymmetry.
  • Analysis of nine prevalent disorders leading to symptomatic asymmetry in infants.
  • Examination of clinical characteristics and signs differentiating SA from IA.

Main Results:

  • The literature lacks comprehensive data on the incidence, characteristics, and symptoms of symptomatic asymmetry.
  • Nine prevalent infant disorders associated with symptomatic asymmetry were identified.
  • Clinical clues for differentiating SA from IA are presented.

Conclusions:

  • Early recognition of infant asymmetry is vital, as positional preference can indicate serious underlying conditions.
  • Further research is needed to develop a valid screening instrument for symptomatic asymmetry in infants.
  • Enhanced clinical awareness of SA signs is essential for timely diagnosis and management.

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