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RBC's
Red Blood Cells
40
Veterinary Medicine
Undergraduate 1
08/27/2011

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Cards

Term
Normocytic
Definition
Normal size
Term
Normochromic
Definition
Normal color
Term
Anisocytosis
Definition
Indicates increased variation in the size of RBC's.
Term
Macrocytic
Definition
Larger than normal RBC
Term
Microcytic
Definition

Smaller than normal RBC

Usually associated with hyperchromasia

Term
Anisochromic
Definition
Indicates an increased variation in color
Term
Polychromic
Definition
Larger and bluer
Term
Well-Filled RBC
Definition
Little central pallor
Term
Hypochromic
Definition
Contains low concentration of hemoglobin
Term
Polychromic cells are seen in...
Definition
Diff Quick Stain
Term
Reticulocytes are seen in...
Definition
New Meth Blue Stain
Term
Poikilocytosis
Definition
Indicates a variation in the shape of RBC's
Term
Ovalocytes
Definition
Oval RBC's
Term
Elliptocyte
Definition

Elongated oval shaped RBC's

(Cigar shaped)

Term
Spherocytes
Definition
Small round RBC's
Term

Codocyte

Leptocyte

Definition
Target Cell
Term
Schistocyte
Definition
Fragmented RBC
Term
Echinocyte
Definition
Burr Cell
Term
Acanthocyte
Definition

Spur Cell

(A can of paint)

Term
Dacrocyte
Definition
Teardrop cell
Term
Rouleux
Definition
Stacked RBC's
Term
Agglutination
Definition
Mosh Pit RBC's
Term
Equation for MCV
Definition
(PCV*10)/RBC
Term
Equation for MCH
Definition
(Hgb*10)/RBC
Term
Equation for MCHC
Definition
(Hgb*100)/PCV
Term
What are the normal MCV values for a dog?
Definition
60-77fl
Term
What are the normal MCV values for a cat?
Definition
39-55fl
Term
What is the term for decreased MCV?
Definition
Microcytic
Term
What is the term for increased MCV?
Definition
Macrocytic
Term
What are the normal MCHC values for a dog?
Definition
32-36g/dl
Term
What are the normal MCHC values for a cat?
Definition
30-36g/dl
Term
What are the normal MCH values for a dog?
Definition
19.5-24.5pg
Term
What are the normal MCH values for a cat?
Definition
12.5-17.5pg
Term
What are the sources of MCH error?
Definition
Instrument problems
Error in calculations
RBC count
Mix of microcytics and macrocytics: result in normal MCH
Increase of polychromatic RBC's :increase MCH
Term
When doing an RBC morphology, where do we evaluate the RBC's?
Definition
In the RCA
Term
What do we include in an RBC morph?
Definition

Size

Color

Shape

Inclusion bodies

Distribution pattern

Immature forms

Term
Keratocyte
Definition
Helmet cell
Term
Basophilic stippling
Definition
Fine or coarse dark blue granues throughout RBC
Assiciated with abnormal RBC formation in the bone marrow
Term
Howell Jolly Bodies
Definition
Round, densley staining purple granules
Associated with splenectomy, abnormal RBC formation in the bone marrow, regenerative anemias
Term
Heinz bodies
Definition
Appear as blue structures with NMB
Associated with tylenol poisoning, ingestion of onions and garlic, propylene glycol, and zinc toxicity
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