Page 236 - Clinical Hematology_ Theory _ Procedures ( PDFDrive )

220 PART 3 ■ Hematology Laboratory Assessments

Grading of Erythrocyte
TABLE 10.6
Morphology

Numerical

Scale Description

0 Normal appearance or slight variation in

erythrocytes.

1+ Only a small population of erythrocytes

displays a particular abnormality; the

terms slightly increased or few would be

comparable.
FIGURE 10.1 N m m . T m -

m z . A 2+ More than occasional numbers of abnormal

m . (R m R E, F JL. erythrocytes can be seen in a microscopic

Pathology, , P , PA: L W m & W k , eld; an equivalent descriptive term is mod-

, m .) erately increased.

3+ Severe increase in abnormal erythrocytes

RBC , in each microscopic eld; an equivalent

k (WBC) m . descriptive term is many.

4+ The most severe state of erythrocytic
Oil Im m ersion Lens (1,000×)
abnormality, with the abnormality prevalent
A × ( ) throughout each microscopic eld; compa-

RBC j , k rable terms are marked or marked increase.

m z k m. T

k

m m m m q

m ( F . . m . V -

. ). m RBC z anisocytosis; m RBC

poikilocytosis.

SEMIQUAN I A IVE GRADING OF E mm

ERY HROCY E MORPHOLOGY m , m m k ,
m , +, +, +, +. T -

D m m - m m
m mm m

m . I - . .
m ( C ),

SEMIQUAN I A IVE ASSESSMEN OF

LEUKOCY ES

A m q m WBC q m -

m WBC q . T m

m . I m , m

m m

.

A mm m

m B x . .

SEMIQUAN I A IVE ASSESSMEN OF

PLA ELE S

A m m -

FIGURE 10.2 P m m - . Ex m

m RBC , , m m . (R m m m -

m EJ, . extbook o Cardiovascular Medicine, m m
, P , PA: L W m & W k , , m m q

m .) m .