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Tissues sampling

When tissues are sampled they should be collected quickly and placed immediately into airtight containers. This is particularly important if volatiles or inhalants are...

Cerebrospinal fluid sampling

Cerebrospinal fluid (CSF) can be collected either by lumbar puncture at the base of the spine using a hypodermic syringe or by withdrawal of...

Injection sites sampling

Excision of skin and tissue (muscle) may be necessary in postmortem investigation of a suspected injection site. Typically a cube of muscle and skin...

Urine sampling

In antemortem settings, a mid-stream urine sample is usually collected into a plastic container containing sodium fluoride as preservative. In some settings it may...

Gastric contents sampling

Gastric content is a potentially valuable specimen for analysis in postmortem and clinical cases. Unabsorbed drug or tablet fragments in the gastric contents may...

Bile sampling

Bile is generally aspirated from the gallbladder using a hypodermic syringe. It may be necessary to tie off the gallbladder prior to collection if...

Vitreous humour sampling

Direct aspiration of vitreous humour using a hypodermic syringe may yield 2–3mL of fluid per eye. The needle should be placed in the central...
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Blood Sampling

Specimen selection, sampling, storage and stability Appropriate selection, sampling and proper storage of biological evidence are important, yet sometimes overlooked, steps in forensic toxicology. These...
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