Related Experiment Videos
Duration of surgery and patient age affect wound healing in children
O T Pajulo1, K J Pulkki, M S Alanen
1Department of Pediatric Surgery,Turku University Central Hospital, Finland. olli.pajulo@uto.fi
Insights
Investigating wound leukocytes in children reveals distinct, time-related changes in inflammatory cell patterns during early healing. Patient age and surgery duration significantly influence these cellular dynamics in pediatric wound repair.
Area of Science:
- Pediatric Surgery
- Wound Healing Biology
- Immunology
Background:
- Inflammatory cell migration is crucial for tissue repair during wound healing.
- Understanding these cellular dynamics in children is essential for optimizing pediatric surgical outcomes.
Purpose of the Study:
- To investigate the quantity and types of wound leukocytes during early wound healing in children.
- To analyze how age and surgery duration impact inflammatory cell patterns in pediatric wounds.
Main Methods:
- Wound cells were collected from 184 children (aged 0-15 years) undergoing abdominal surgery using the Cellstick(R) device.
- Differential cell counts were performed on cells harvested at 3, 6, and 24 hours post-surgery.
- Statistical analysis was used to assess the influence of patient age and surgery duration on cellular patterns.
Main Results:
- Significant changes in the proportions of neutrophils, lymphocytes, and monocytes were observed between 3 and 24 hours post-surgery.
- The cellular patterns of wound leukocytes were significantly influenced by the age of the child.
- The duration of the surgery also demonstrated a significant impact on the observed cellular patterns.
Conclusions:
- There are distinct, time-dependent alterations in inflammatory cell patterns during the early stages of wound healing in children.
- Pediatric wound healing dynamics are modulated by both patient age and the length of the surgical procedure.
- These findings provide insights into the temporal and demographic factors affecting inflammatory responses in pediatric surgical wounds.
Abstract:
The migration of inflammatory cells into a wound and their subsequent changes during wound healing are essential for the complex processes of tissue repair to occur. The aim of this work was to investigate the number of wound leukocytes during early wound healing at different time periods in children. Wound cells of 184 children aged 0-15 years, operated on for a benign disease in the lower abdominal region, were harvested with the Cellstick(R) device. The device was removed from the wound at 3, 6, or 24 hours after surgery and differential cell counts were performed. The cellular patterns were significantly influenced by the age of the patient and by the duration of the surgery. The proportions of neutrophils, lymphocytes, and monocytes changed significantly from 3-24 hours. Our results suggest that there is a distinct time-related change in the pattern of inflammatory cells in the early phase of wound healing in children. This pattern is affected by the age of the child and by the duration of the surgery.