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Published on: October 13, 2018
Central or Peripheral Precocious Puberty: Diagnostic Difficulties.
María Eugenia López Valverde1, Ana Villamañán Montero, Aránzazu Garza Espí
1Departments of *Endocrinology and Nutrition, and #Pediatric Endocrinology; Hospital Universitario Miguel Servet, Spain. Correspondence to: Dr María Eugenia López Valverde. Endocrinology and Nutrition, Hospital Universitario Miguel Servet, Spain. eukane_lpz@hotmail.com.
Central precocious puberty in males can stem from organic causes. Early diagnosis of germinoma, a brain tumor, is crucial due to potential delays in identifying this cause of delayed puberty.
Area of Science:
- Pediatric Endocrinology
- Neuro-oncology
Background:
- Central precocious puberty (CPP) in males often has an identifiable organic cause, present in up to 50% of cases.
- Delayed pubertal development can be a presenting symptom of underlying conditions.
Observation:
- A 7-year-old male presented with delayed pubertal development.
- Initial hormonal assays revealed suppressed testosterone, luteinizing hormone (LH), and follicle-stimulating hormone (FSH) levels.
- Initial imaging, including abdominal ultrasound and cranial magnetic resonance imaging (MRI), was inconclusive.
Findings:
- Cranial computed tomography (CT) identified a germinoma.
- Germinoma was the underlying organic cause of the patient's delayed puberty.
Implications:
- There is a significant time lag between symptom onset and germinoma diagnosis.
- Frequent monitoring and comprehensive diagnostic workups are essential for patients with suspected central precocious puberty.
- Timely diagnosis and treatment of germinoma are critical for favorable outcomes.
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