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Precocious puberty in children.

Irum Atta1, Taj Muhammad Laghari1, Yasir Naqi Khan1

  • 1Department of Pediatric Medicine, Unit II, National Institute of Child Health, Karachi.

Journal of the College of Physicians and Surgeons--Pakistan : JCPSP
|February 24, 2015
PubMed
Summary
This summary is machine-generated.

Congenital adrenal hyperplasia is the main cause of peripheral precocious puberty, while idiopathic causes are most common in central precocious puberty. Children with central precocious puberty exhibit elevated height SDS, weight SDS, FSH, and LH compared to those with peripheral precocious puberty.

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Area of Science:

  • Pediatric Endocrinology
  • Reproductive Health
  • Child Development

Background:

  • Precocious puberty presents diagnostic challenges in children.
  • Understanding the distinct etiologies and clinical presentations of central and peripheral precocious puberty is crucial for effective management.

Purpose of the Study:

  • To identify the causes of precocious puberty in children.
  • To compare clinical and laboratory findings between central and peripheral precocious puberty.

Main Methods:

  • A cross-sectional study was conducted at the Endocrine Clinic, National Institute of Child Health, Karachi.
  • Evaluated children with precocious puberty using clinical assessment, Tanner staging, hormonal assays (FSH, LH, estradiol), GnRH stimulation, bone age, and imaging (USG, MRI).

Main Results:

  • Congenital adrenal hyperplasia (CAH) was the primary cause (81.8%) of peripheral precocious puberty, while idiopathic causes predominated (67.74%) in central precocious puberty.
  • Central precocious puberty occurred earlier (mean age 3 years) than peripheral precocious puberty (mean age 5.25 years).
  • Children with central precocious puberty had significantly higher height SDS, weight SDS, FSH, and LH levels compared to those with peripheral precocious puberty.

Conclusions:

  • Congenital adrenal hyperplasia and idiopathic causes are the leading etiologies for peripheral and central precocious puberty, respectively.
  • Distinct clinical and laboratory parameters differentiate central from peripheral precocious puberty, aiding in diagnosis and management.