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Hospitalization of children with acute immune thrombocytopenic purpura - is it necessary?
1Division of Paediatric Medicine, Department of Paediatrics, The Hospital for Sick Children, Toronto, Ontario.
Insights
Many children with acute immune thrombocytopenic purpura (ITP) can be safely managed as outpatients, showing a low incidence of bleeding complications. Further multicenter studies are needed to define low-risk groups for outpatient care.
Area of Science:
- Pediatric Hematology
- Clinical Pediatrics
- Immunology
Background:
- Acute immune thrombocytopenic purpura (ITP) is a common autoimmune bleeding disorder in children.
- Hospitalization is often standard for managing acute ITP, but the necessity for all cases is debated.
Purpose of the Study:
- To identify characteristics of children with acute ITP who may not require hospitalization.
- To evaluate outcomes for hospitalized children with typical versus atypical ITP presentations.
Main Methods:
- Retrospective chart review of 74 children admitted with acute ITP over two years.
- Classification of patients into typical (1-10 years, no hepatosplenomegaly) and atypical groups.
- Analysis of length of stay, bone marrow aspiration frequency, treatment, bleeding complications, and platelet counts.
Main Results:
- No intracranial hemorrhage or transfusion-requiring bleeding occurred in any patient.
- Typical ITP patients had significantly shorter hospital stays (3.1 vs. 4.2 days) and fewer bone marrow aspirations (52% vs. 78%) compared to atypical patients.
- Admission and discharge platelet counts, serious complications, and therapy types were not significantly different between groups.
Conclusions:
- Children with acute ITP generally have a low risk of severe bleeding complications.
- A significant proportion of children with ITP may be suitable for outpatient management.
- Multicenter research is recommended to precisely define criteria for outpatient management of low-risk pediatric ITP.
Objective:
To identify a target group of children with acute immune thrombocytopenic purpura (ITP) that may not require hospitalization for management.
Methods:
A retrospective chart review was conducted of all children admitted over a two-year period to a tertiary care paediatric hospital with the diagnosis of acute ITP. Patients were classified according to typical and atypical presentations. Typical patients were defined as those aged between one and 10 years, with no hepatomegaly or significant splenomegaly and who had typical laboratory features for ITP. Patients who did not meet these criteria were categorized as atypical. Outcome measures included length of stay (LOS) in hospital; frequency of bone marrow aspiration (BMA); type of treatment; incidence of intracranial hemorrhage (ICH) or severe bleeding; and admission and discharge platelet counts.
Results:
There were 74 patients hospitalized for a mean of 3.6 days. No patients suffered an ICH or bleeding requiring transfusion. Patients with typical presentations (42) were compared with patients with atypical presentations (32) and were not significantly different for clinically important outcomes such as admission and discharge platelet counts, serious complications or type of therapy. Typical patients had significantly fewer BMAs than did atypical patients - 22 of 42 (52%) versus 25 of 32 (78%) (P=0.02), and a shorter LOS - 3.1 (+/-0.9) days versus 4.2 (+/-1.8) days (P=0.01).
Conclusions:
Children presenting with ITP have a low incidence of bleeding complications and many of these patients can be managed as outpatients. A multicentre study is needed to properly delineate a low risk group suited for outpatient medical management.
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