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Plasma biochemistry RIs and age effect in European Strigiformes.
Susana Agusti Montolio1, Rafaela Cuenca Valera1, Santiago Lavín González1
1Department of Animal Medicine and Surgery, Universitat Autònoma de Barcelona, Cerdanyola del Vallès, Spain.
Veterinary Clinical Pathology
|March 26, 2018
Summary
This study establishes age-specific reference ranges for blood biochemistry in five Iberian owl species. Key findings show phosphorus, calcium, and ALP decrease with age, while sodium and gamma-globulins increase, highlighting age-specific diagnostic needs.
Area of Science:
- Veterinary Medicine
- Avian Biology
- Biochemistry
Background:
- Blood biochemistry and hematology are crucial for disease diagnosis.
- Limited reference values and preanalytic factor data exist for Strigiformes (owls).
- Age significantly impacts biochemistry analytes, particularly during rapid early development.
Purpose of the Study:
- To establish baseline data for 29 blood biochemistry variables.
- To analyze these variables across different age classes in five Iberian owl species.
Main Methods:
- Blood samples were collected from healthy owls in Catalonia, Spain.
- Owls were categorized into age classes: chicks, juveniles, and adults.
- Standard blood biochemistry analyses were performed on collected samples.
Main Results:
- 276 healthy owls (179 chicks, 52 juveniles, 45 adults) were analyzed.
- Cholesterol, albumin, and osmolality showed no interspecific variability.
- Age-related trends included decreasing phosphorus, calcium, and ALP; increasing sodium and gamma-globulins in Strigidae. Differences were mainly in chicks.
Conclusions:
- Biochemical reference ranges (RIs) are essential and should be age-specific.
- Age-specific RIs improve diagnostic accuracy in Strigiformes.
- This study provides critical baseline data for avian health assessments.
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