When viewing this topic in a different language, you may notice some differences in the way the content is structured, but it still reflects the latest evidence-based guidance.

Abusive head trauma in infants and young children

Evidence last reviewed: 17 Feb 2026
Topic last updated: 10 Nov 2025

Summary

Definition

History and exam

Key diagnostic factors

  • age <3 years
  • altered mental status: irritability/lethargy/coma
  • clinical findings inconsistent with carer history
  • retinal/vitreal hemorrhages or retinoschisis
  • apnea
Full details

Other diagnostic factors

  • no known history of trauma
  • seizure
  • vomiting
  • loss of muscle tone
  • brisk or asymmetric reflexes
  • unexplained bruising
  • increasing head circumference
  • bulging fontanelle
  • long-bone fractures
  • mucosal injury or torn labial/lingual frenulum
  • anogenital signs and symptoms
Full details

Risk factors

  • age <1 year
  • peak of normal crying curve
  • male caregiver
  • unrelated adult household member
  • male sex
  • socioeconomic stressors
Full details

Diagnostic tests

1st tests to order

  • cranial CT scan
  • CBC
  • liver function tests
  • toxicology screen
  • prothrombin time (PT)/activated PTT/fibrinogen/von Willebrand testing
  • urinalysis
  • cerebrospinal fluid analysis
  • cranial MRI
Full details

Tests to consider

  • spinal MRI
  • cranial ultrasound
  • skeletal survey
  • complementary imaging
  • blood culture
  • serum calcium
  • serum 1,25-dihydroxy vitamin D levels (calcidiol)
  • serum inorganic phosphorus
  • serum parathyroid hormone (PTH)
  • serum alkaline phosphatase
  • skin biopsy/fibroblast culture
  • postmortem exam
Full details

Treatment algorithm

ACUTE

all patients

Contributors

Authors

Barney Scholefield, MBBS, BSc, MSc, MRCPCH, PhD

Consultant in Paediatric Intensive Care

NIHR Clinician Scientist

Birmingham Women’s and Children’s NHS Foundation Trust

Birmingham

UK

Disclosures

BS receives grant funding from the UK NIHR Clinician Scientist Fellowship programme.

Acknowledgements

Dr Barney Scholefield would like to gratefully acknowledge Dr Joe Brierley, Dr Gavin Wooldridge, and Dr Alice Newton, previous contributors to this topic.

Declarações

JB, GW, and AN declare that they have no competing interests.

Revisores

Amy Goldberg, MD

Attending Physician

Child Protection Team

Hasboro Children's Hospital

Assistant Professor of Pediatrics

Alpert Medical School

Brown University

Providence

RI

Declarações

AG declares that she has no competing interests.

Rebecca Moles, MD

Division Chief

Child Protection Program

UMass Memorial Medical Center

Worcester

MA

Declarações

RM declares that she has no competing interests.

Créditos aos pareceristas

Os tópicos do BMJ Best Practice são constantemente atualizados, seguindo os desenvolvimentos das evidências e das diretrizes. Os pareceristas aqui listados revisaram o conteúdo pelo menos uma vez durante a história do tópico.

Declarações

As afiliações e declarações dos pareceristas referem--se ao momento da revisão.

Referências

Nossas equipes internas de editoria e de evidências trabalham em conjunto com colaboradores internacionais especializados e pares revisores para garantir que forneçamos acesso às informações o mais clinicamente relevantes possível.

Principais artigos

Narang SK, Haney S, Duhaime AC, et al. Abusive head trauma in infants and children: technical report. Pediatrics. 2025 Mar 1;155(3):e2024070457.Texto completo

Nuño M, Pelissier L, Varshneya K, et al. Outcomes and factors associated with infant abusive head trauma in the US. J Neurosurg Pediatr. 2015 Nov;16(5):515-22.Texto completo  Resumo

National Institute for Health and Care Excellence (UK). Child maltreatment: when to suspect maltreatment in under 18s. October 2017 [internet publication].Texto completo

American College of Radiology. ACR appropriateness criteria: suspected physical abuse - child. 2016 [internet publication].Texto completo

American College of Radiology. Practice parameter for the performance and interpretation of skeletal surveys in children. 2021 [internet publication].Texto completo

Artigos de referência

Uma lista completa das fontes referenciadas neste tópico está disponível para os usuários com acesso total ao BMJ Best Practice.
  • Abusive head trauma in infants and young children images
  • Diagnósticos diferenciais

    • Accidental head trauma
    • Birth trauma
    • Central nervous system infection: meningitis and encephalitis
    Mais Diagnósticos diferenciais
  • Diretrizes

    • Abusive head trauma in infants and children: technical report
    • 2024 International consensus on cardiopulmonary resuscitation and emergency cardiovascular care science with treatment recommendations: summary from the basic life support; advanced life support; pediatric life support; neonatal life support; education, implementation, and teams; and first aid task forces
    Mais Diretrizes
  • padlock-lockedConectar-se ou assinar para acessar todo o BMJ Best Practice

O uso deste conteúdo está sujeito ao nosso aviso legal