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Why do you scan the feathered edge? - 🧠 ANSWER ✔✔To see if there is a clot
What is the difference between a clot and a clump? - 🧠 ANSWER ✔✔A clump is
usually dispersed and a clot indicates that the specimen can not be corrected and
must be rejected.
Procedure for clump - 🧠 ANSWER ✔✔Scanned feathered edge - clot reject
specimen
Scanned feathered edge - Platlet clump
Vortex
Re-read - post vortex
Check specimen for clump
, If no clump then report
If clump then add Na Citrate
No clump
Multiple the vortex slide. by 1.1 (Dilution factor)
Look at the slide if it is still clumped then report high or low
What is the buffy coat? - 🧠 ANSWER ✔✔WBC <1.0
Albumin slides - 🧠 ANSWER ✔✔No morphology only differentials. Serum
proteins preserves WBC
MCV (mean corpuscular volume) - 🧠 ANSWER ✔✔80-100 fL
(Hct %)(10)/(RBC count)
MCHC (mean corpuscular hemoglobin concentration) - 🧠 ANSWER ✔✔32-36%
(Hgb g/dl)/ (Hct %) x 100
MCH (mean corpuscular hemoglobin) - 🧠 ANSWER ✔✔27-31 picograms (pg)