Difference between revisions of "Collecting Pathological Samples"
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!align="left" bgcolor="#F2F2F2"|Selenium | !align="left" bgcolor="#F2F2F2"|Selenium | ||
− | |bgcolor="#F2F2F2"| | + | |bgcolor="#F2F2F2"|Heparin/Serum |
− | |bgcolor="#F2F2F2"| | + | |bgcolor="#F2F2F2"|Send Heparin for deficiency testing, serum for toxicity testing. |
|- | |- | ||
!align="left"|Zinc | !align="left"|Zinc |
Revision as of 20:58, 21 September 2010
Blood samples
Test Required | Sample Required | Comments |
---|---|---|
Haematology | EDTA | Mix gently immediately after collection |
Biochemistry | Serum | Centrifuge after permitting sufficient clotting time (min 2 hours) |
Fibrinogen | Citrate | Mix gently immediately after collection |
SAA | Serum | Needs to be processed quickly as the half life is very short |
Electrolytes | Heparin | Mix gently immediately after collection |
Glucose | Fluoride oxalate | Can use fresh whole blood if tested immediately |
Insulin | Serum | Fasting sample required |
Prothrombin clotting time | Citrate | A normal sample is required for comparison |
Progesterone | Serum | |
Oestrone Sulphate | Serum | |
Testosterone | Serum | Request Testosterone before Inhibin for GCTs |
IgG | Serum | Measurement techniques vary so check sample requirements |
ACTH | EDTA plasma | Freeze plasma as soon after collection as poss (max 2 hours) |
Selenium | Heparin/Serum | Send Heparin for deficiency testing, serum for toxicity testing. |
Zinc | Serum | Avoid using tubes with a rubber bung |
Drugs testing | Serum or Heparin | Send to HFL |
Virus Titres e.g. EHV | Serum | Take 2 samples 14 days apart (freeze 1st) |
Tapeworm ELISA | Serum |