Question
Unit shown in the Photograph is stored in Blood bank at …. Temperature
A. + 4 degrees Celsius
B. – 4 degrees Celsius
C. + 24 degrees Celsius
D. – 60 degrees Celsius
Show Answer
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Correct Answer » A Explanation |
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Ans :A .+ 4 degrees Celsius
Blood Component Storage Summary
| Product | Description | Storage °C | Expiration |
| Whole Blood Red Cells | All components of donor blood plus anticoagulant CPD, CPDA-1 whole blood with 200-250 plasma removed; final volume- 300 ml, Hct < 80% AS : with most plasma removed And 100 ml additive soln. added; Final volume – 350 ml Hct 55-65% |
2-6 | CPD – 21 days CPDA-1 – 35 days Closed system – see whole blood Open system – 24 hr. AS additive – 42 days |
| Red Cells – Leucocytes Reduced |
R.C. modified by centrifugation removing buffy coat or filtration to remove >70% leucocytes while retaining >70% of original R.C. | 2-6 | Closed system – see whole blood/Red cells Open system – 24hr |
| Red Cells Washed |
R.C. washed with normal saline; | 2-6 | 24 hr |
| Red Cells Frozen- Deglycerol |
R.C. frozen with glycerol, | Frozen at – 65 (high glycerol) – 120 (low glycerol) Deglycerolized-at 2-6 |
10 yr 3 yr 24 hr |
| Platelets | >5.5 x l010 in 40-70 ml plasma | 20 – 24 with agitation |
3 or 5 days depending on storage bag 4 hr after pooling |
| Platelets, pheresis | >3.0x 10″ in about 200 ml plasma |
20 – 24 with agitation |
5 days |
| Granulocytes | About 1 x l010 in 200-250 ml plasma |
20 – 24 without agitation |
24 hrs |
| FFP | 200-250 ml with anticoagulant | Frozen -18 or below Thawed 2-6 |
l yr 12 hr |
| Plasma | 200-250 ml with anticoagulant Liquid plasma |
Frozen -18 or below Thawed 2-6 |
5yr 5 days after whole blood expiration |
| Cryoprecipitated AHF |
80-120 units Factor Vlll 40-70% von Willebrand factor |
Frozen < -18 Thawed 2-6 After pooling |
l yr 6 hr 4 hr |