Related Experiment Videos
[Transient idiopathic hyperphosphatasemia in infancy. Presentation of a case]
E Del Curto1, C Manzoni, G Motti
1U.S.S.L. 21, Presidio ospedaliero, Morbegno, Sondrio, Italia.
Summary
Transient idiopathic hyperphosphatasemia is a rare condition in infants characterized by high alkaline phosphatase activity. This case highlights its temporary nature, resolving within 12 weeks without underlying disease.
Area of Science:
- Biochemistry
- Pediatrics
- Endocrinology
Background:
- Transient idiopathic hyperphosphatasemia is a rare, benign condition observed in infants.
- It is defined by elevated serum alkaline phosphatase (ALP) activity without evidence of organic disease.
- Distinguishing it from permanent familial hyperphosphatasemia and other conditions causing high ALP is crucial.
Observation:
- A case study of a 13-month-old female infant presenting with symptoms suggestive of hyperphosphatasemia.
- Clinical, radiological, and laboratory data were used to exclude other potential causes of elevated ALP, including rickets, and hepatic or biliary diseases.
- Genetic analysis ruled out familial hyperphosphatasemia due to normal ALP levels in the parents.
Findings:
- The infant exhibited significantly increased serum alkaline phosphatase activity.
- The condition was transient, with enzyme activity normalizing within 12 weeks.
- No underlying organic pathology was identified, confirming the idiopathic nature of the hyperphosphatasemia.
Implications:
- This case reinforces the understanding of transient idiopathic hyperphosphatasemia as a self-limiting condition in pediatric patients.
- It underscores the importance of careful clinical evaluation to differentiate it from more serious disorders.
- Further research into the etiology and long-term outcomes of this syndrome is warranted.