Veterinary Clinical Biochemistry and Laboratory Diagnosis-II

Materials required for sample collection

COLLECTION MATERIALS

• Sterile cotton swabs
• Microscopic slides
• Postmortem knife,
• Scalpels,
• Forceps,
• Scissors,
• Syringes and needles
• Vacutainers ( with and without anticoagulants)
• Small hacksaw for bone specimens
• Plastic bags and water proof pens
• A polystyrene unbreakable containers of different volumes  and coolant pads for transport of specimens
• Specimen should be placed in approve private transport devices to maintain a buffered and non nutritive environment to prevent metabolic damage to organisms of interest and overgrowth of contaminants.

Commonly used transport sytsem

Transport	Comments
Swab Transport System	For most aerobic and anaerobic organisms.
Swab Transport System   (Cary – Blair medium)	Specimens suspected to contain anaerobes, mycobacteria and campylobacter spp
Sterile tube   Vacutainer tube without additives	Sterile fluid, tracheal washes biopsy specimens
Sterile Plastic Screw  cap cups	Feces, Urine, biopsies. Add l ml of sterile non bacteriostatic saline to small biopsies.
Paper envelope, sterile petridish	Hair, Scabs, Skin scraping for Dermatophilus spp.