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Subcutaneous or intramuscular insulin injections.
C P Smith1, M A Sargent, B P Wilson
1Department of Paediatrics, Booth Hall Children's Hospital, Blackley, Manchester.
Archives of Disease in Childhood
|July 1, 1991
Summary
Diabetic children may inject insulin into muscle, not just under the skin. Ultrasonography revealed injection depth issues in boys and girls, potentially leading to intramuscular or intraperitoneal insulin delivery.
Area of Science:
- Pediatric Endocrinology
- Medical Imaging
- Diabetes Management
Background:
- Subcutaneous insulin injection is standard for pediatric diabetes management.
- Accurate subcutaneous delivery is crucial for glycemic control and preventing complications.
- Understanding injection site anatomy in children is vital for safe insulin administration.
Purpose of the Study:
- To investigate the risk of intramuscular or intraperitoneal insulin injections in children with diabetes.
- To assess the relationship between patient demographics, injection sites, and needle depth.
Main Methods:
- Ultrasonography was used to measure skin-to-fascia distances at common insulin injection sites in 32 children (aged 4.3-17.9 years).
- Measurements were taken at the outer arm, thigh, abdomen, buttock, and calf.
- Injection angles and skinfold techniques were also analyzed.
Main Results:
- Injection site distances varied significantly between boys and girls.
- Most boys, and some girls, were at risk of intramuscular or intraperitoneal delivery with a 12.5 mm needle at a 90-degree angle.
- Raising a skinfold increased the subcutaneous distance by an average of 19%.
Conclusions:
- Many children, particularly boys, may inadvertently inject insulin intramuscularly or intraperitoneally.
- Current insulin injection techniques and needle lengths may not be optimal for all pediatric patients.
- Further research and technique adjustments are needed to ensure safe and effective insulin delivery in children.