Summary
Definición
Anamnesis y examen
Principales factores de diagnóstico
- presença de fatores de risco
- meninos: testículos ≥4 mL
- meninas: desenvolvimento das mamas
- pelos pubianos/axilares
- menarca
- velocidade de crescimento aumentada
- alta estatura
Otros factores de diagnóstico
- manchas de cor café-com-leite
- sintomas de outros tipos de hiperfunção endócrina autônoma
- displasia fibrosa poliostótica
- neurofibromas, sardas axilares e cifoescoliose
- dismorfismo facial
- clitoromegalia
- anomalias oculares
- déficits motores
- tamanho craniano anormal
Factores de riesgo
- tumores cerebrais
- irradiação craniana
- Síndrome de McCune-Albright
- tumores gonadais
- hiperplasia adrenal congênita (HAC)
- história familiar positiva
- exposição a hormônios exógenos
- traumatismo cranioencefálico
- neurofibromatose do tipo 1
- Infecção prévia do sistema nervoso central
- hidrocefalia
- anomalias congênitas da hipófise
- adoção
- abuso sexual
Pruebas diagnósticas
Primeras pruebas diagnósticas para solicitar
- Estágios de Tanner
- medição do tamanho testicular
- avaliação da idade óssea
- hormônio folículo-estimulante (FSH) e hormônio luteinizante (LH) basais
- Teste de estimulação por hormônio liberador de gonadotrofina (GnRH)
- testosterona sérica
- estrogênio sérico
- ultrassonografia pélvica
Pruebas diagnósticas que deben considerarse
- ressonância nuclear magnética (RNM) cranioencefálica
- TC cranioencefálica
- 17-hidroxiprogesterona
- perfil urinário de esteroides
- teste de estímulo com o hormônio adrenocorticotrópico (ACTH)
- TC ou RNM das adrenais
- ultrassonografia das adrenais
- cintilografia óssea/radiografia de esqueleto
- investigações de outros hormônios da hipófise
- teste genético
- testes da função tireoidiana
Pruebas emergentes
- perfil de gonadotrofinas minutadas de repouso (overnight)
Algoritmo de tratamiento
puberdade precoce central (PPC)
puberdade precoce independente de gonadotrofinas (PPIG)
Colaboradores
Autores
Talat Mushtaq, BSc, MBCHB, MRCPCH, MD
Paediatric Endocrinology Consultant
Leeds Teaching Hospitals NHS Trust
Leeds
UK
Divulgaciones
TM has received support from Novo Nordisk and Pfizer to attend overseas conferences. He has also received honoraria from Kyowa Kirin for lectures and educational events.
Sasha Howard, MBBS, MRCPCH, MSc, PhD
Senior Lecturer and Honorary Consultant in Paediatric Endocrinology
Queen Mary University of London
Barts Health NHS Trust
London
UK
Divulgaciones
SH has received speaking honoraria from Sandoz and Novo Nordisk.
Agradecimientos
Dr Talat Mushtaq and Dr Sasha Howard would like to gratefully acknowledge Dr Ameeta Mehta and Professor Peter Hindmarsh, previous contributors to this topic.
Divulgaciones
AM and PH are authors of several references cited within this topic.
Revisores por pares
Malcolm Donaldson, MD, FRCP, FRCPCH, DCH
Senior Lecturer in Child Health
Department of Child Health
Royal Hospital for Sick Children
Glasgow
UK
Divulgaciones
MD has received lecture fees and financial support from pharmaceutical companies (Pfizer, Novo Nordisk, Serono) that manufacture growth hormone and whose brands of growth hormone MD recommends. MD is also an author of articles cited in this topic.
Paul Kaplowitz, MD, PhD
Professor Emeritus
Division of Endocrinology
Children's National Hospital
Washington
DC
Divulgaciones
PK declares that he has no competing interests.
Peer reviewer acknowledgements
BMJ Best Practice topics are updated on a rolling basis in line with developments in evidence and guidance. The peer reviewers listed here have reviewed the content at least once during the history of the topic.
Disclosures
Peer reviewer affiliations and disclosures pertain to the time of the review.
Referencias
Artículos principales
Marshall WA, Tanner JM. Variations in pattern of pubertal changes in girls. Arch Dis Child. 1969 Jun;44(235):291-303.Texto completo Resumen
Marshall WA, Tanner JM. Variations in the pattern of pubertal changes in boys. Arch Dis Child. 1970 Feb;45(239):13-23.Texto completo Resumen
Bangalore Krishna K, Fuqua JS, Rogol AD, et al. Use of gonadotropin-releasing hormone analogs in children: update by an International Consortium. Horm Res Paediatr. 2019;91(6):357-72.Texto completo Resumen
Artículos de referencia
Una lista completa de las fuentes a las que se hace referencia en este tema está disponible para los usuarios con acceso a todo BMJ Best Practice.
Diferenciales
- Telarca prematura
- Adrenarca prematura
- Hiperplasia adrenal congênita (HAC)
Más DiferencialesGuías de práctica clínica
- GnRH analogue stimulation testing to investigate precocious puberty
- Use of gonadotropin-releasing hormone analogs in children: update by an international consortium
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