A few words about blood pressure – ReliOn HEM-412CREL User Manual
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A FEW WORDS ABOUT BLOOD PRESSURE
• There is not a universally accepted definition of hypotension (low blood
pressure,) but a systolic pressure below 100 mmHg is usually
regarded as hypotension.
Stage 3 Hypertension
Stage 2 Hypertension
Stage 1 Hypertension
High-Normal
Normal
Optimal
120 130 140
160 180
110
100
90
85
80
Systolic mmHg
Diastolic
mmHg
The World Health Organization (WHO) and The International Society
of Hypertension (ISH) jointly developed the following Blood Pressure
Classification. This classification, however, is only a general guideline
because your optimum blood pressure depends on your age, morbidity,
and treatment strategy by a physician. CONSULT YOUR PHYSICIAN
TO DETERMINE YOUR OPTIMUM BLOOD PRESSURE.
Systolic
Diastolic
(mmHg)
(mmHg)
Optimal
< 120
< 80
Normal
< 130
< 85
High-Normal
130-139
85-89
Stage 1 Hypertension (mild)
140-159
90-99
Stage 2 Hypertension (moderate)
160-179
100-109
Stage 3 Hypertension (severe)
≥ 180
≥ 110
HEM-412CREL-IM-3619 3/11/03 11:22 AM Page 10