Blood Test Clinical Significance Chart Page 22
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28HEMOGLOBIN/HEMATOCRIT
polycythemia (too many red
(H&H) (CON’T)
blood cells), to assess its
CLOTTED SPECIMENS HAVE TO
severity, and to monitor
BE REJECTED.
response to treatment
When to get tested?
As part of a
complete blood
count
(CBC), which may be
ordered for a variety of
reasons
PLATELET COUNT
Why get tested?
140-400 THOUS
CLOTTED SPECIMENS HAVE TO
To diagnose a bleeding
BE REJECTED.
disorder or a
bone marrow
disease
When to get tested?
As part of a regular
complete blood count
(CBC)
or to
diagnose/monitor a bone
marrow/blood disease
COMPLETE BLOOD COUNT
Why get tested?
WBC: 3.5-11.0 THO/MM3
RBC: 4.2-5.7 MIL/MM3
(CBC)
To determine general health
HGB: 13.0-17.0 g/dL
CLOTTED SPECIMENS HAVE TO
status and to screen for a
HCT: 38-50 %
BE REJECTED.
variety of disorders, such as
MCV: 80-99 Fl
anemia
and infection, as
MCH: 27-34 uug
well as nutritional status
MCHC: 33-36 g/Dl
RDW: 11.2-15.2%
and exposure to toxic
PLT: 140-400 THOUS
substances
MPV: 7.3-10.1
When to get tested?
As part of a routine medical
exam or as determined by
your doctor
COMPLETE BLOOD COUNT WITH
Why get tested?
WBC: 3.5-11.0 THO/MM3
RBC: 4.2-5.7 MIL/MM3
DIFFERENTIAL
To diagnose an illness
HGB: 13.0-17.0 g/dL
(CBCD)
affecting your immune
HCT: 38-50 %
system, such as an infection
CLOTTED SPECIMENS HAVE TO
MCV: 80-99 Fl
BE REJECTED.
When to get tested?
MCH: 27-34 uug
As part of a
complete blood
MCHC: 33-36 g/Dl
RDW: 11.2-15.2%
count
(CBC), which may be
PLT: 140-400 THOUS
ordered for a variety of
MPV: 7.3-10.1
reasons
ESR (SEDIMENTATION RATE)
Why get tested?
SPECIMEN CAN BE HELD FOR 12
To detect and monitor the
mm/hr
HOURS IF REFRIGERATED.
activity of
inflammation
as
Male
0-15
an aid in the diagnosis of
Female
0-20
the underlying cause
When to get tested?
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