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Diagnostic pitfalls in the assessment of congenital hypopituitarism
Paolo Cavarzere1, Paolo Biban, Rossella Gaudino
1Pediatric Division, Department of Pediatrics, Universitary Hospital of Verona, Piazzale Stefani 1, 37126, Verona, Italy, paolocavarzere@yahoo.it.
Insights
Congenital hypopituitarism often presents with neonatal hypoglycemia and jaundice. Early recognition of growth impairment is key for timely diagnosis and treatment of this rare condition.
Area of Science:
- Pediatric Endocrinology
- Neonatology
- Genetics
Background:
- Congenital hypopituitarism diagnosis is challenging due to nonspecific symptoms.
- Delayed diagnosis impacts long-term health outcomes in affected children.
Observation:
- Neonatal hypoglycemia and jaundice were the initial signs in most cases.
- Misdiagnosis as metabolic disease contributed to diagnostic delays.
- Severe, early growth impairment was a critical indicator in later diagnoses.
Findings:
- All five patients presented with neonatal hypoglycemia; four also had jaundice.
- Diagnosis was delayed in three cases, occurring at 2, 5, and 8 years.
- Growth failure was the presenting symptom in later-diagnosed cases.
Implications:
- Suspect congenital hypopituitarism in persistent neonatal hypoglycemia with jaundice.
- Monitor for precocious, severe growth reduction in childhood.
- Prompt hypothalamic-pituitary MRI and treatment are crucial for improved outcomes.
Background:
The diagnosis of congenital hypopituitarism is difficult and often delayed because its symptoms are nonspecific.
Aim:
To describe the different clinical presentations of children with congenital hypopituitarism to reduce the time for diagnosis and to begin a precocious and appropriate treatment.
Study Design:
We analyzed a cohort of five children with congenital hypopituitarism, describing their clinical, biochemical and radiological characteristics from the birth to diagnosis.
Results:
As first sign of the disease, all of five patients presented a neonatal hypoglycemia, associated in four cases with jaundice. In all these four cases, the clinicians hypothesized a metabolic disease delaying the diagnosis, which was performed in only two cases within the neonatal period. In the other three cases, the diagnosis was formulated at 2, 5 and 8 years of life because there was severe and precocious growth impairment.
Conclusions:
It is important to suspect congenital hypopituitarism in the presence of persistent neonatal hypoglycemia associated with jaundice and of a precocious and severe reduction of the growth velocity in childhood. In all these cases, it is necessary to undertake a hypothalamic-pituitary magnetic resonance imaging scan as soon as possible, and to start appropriate treatment.
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