Small gap between systolic and diastolic pressure

Level Blood pressure can be measured using a blood pressure monitor. It can be mechanical or electronic. Upper pressure (systolic) characterizes the degree of blood pressure on the vessels during intense contraction of the heart muscle. The lower indicator (diastolic) characterizes the onset of blood on the vessels in the resting state of the heart. During this period, the heart prepares a new discharge by filling the atria.

The determination of the upper value level depends on such factors:

  • degree of elasticity of arteries;
  • the force of contraction of the left heart ventricle;
  • blood flow ejection rate.

In determining the lower value, small vessels and capillaries are involved, and the upper – large arteries.

Blood pressure is an indicator of the work of the heart and blood vessels, it is determined by the readings of the upper and lower blood pressure

The indicator can be affected by several factors:

  • overweight;
  • stressful situations;
  • unbalanced nutrition.

Some people have a tendency to hypertension or hypotension. Hypertensive patients are characterized by an excess of the normal blood pressure index. At a rate of 145 per 90 mm RT. Art. deterioration in well-being is not observed. Hypotensive patients are characterized by low blood pressure. For them, the norm is an indicator of 95 by 65 mm RT. Art.

Increased blood pressure can be caused by several factors:

  • overweight;
  • unbalanced nutrition;
  • endocrine disorders.

Jumps in systolic and diastolic pressure lead to a heart attack or stroke

After 60 years, the indicator tends to increase. The heart works under tension, the discharge of blood is difficult. Arteries lose their elasticity, the lumen of blood vessels close the deposits of cholesterol. Sharp fluctuations can trigger a stroke, heart attack.

The difference between the upper and lower pressure of 30 or less units indicates a low blood flow velocity. The movement of blood through the capillaries is slow, the heart muscle is not working effectively enough. A small deviation is an alarming sign of problems with the vascular system. The heart does not have enough blood flow for normal work.

  1. Balanced to eat. This will help in the fight against extra pounds and cholesterol plaques.
  2. To refuse from bad habits.
  3. Weekly exercise, stroll through the fresh air.
  4. Try to exclude stressful situations as much as possible.

If fluctuations in blood pressure values ​​are permanent, it is recommended to consult a doctor for a complete examination.

What do the indicators say?

In general, such a clinical characterization by conducting simple measurements helps to judge the following:

  • How vessels work between relaxation and contraction of the heart muscle.
  • What is vascular patency?
  • Indicators of elasticity and tone of the vascular walls.
  • The presence or absence of spasmodic zones.
  • The presence of any inflammation.

The norm of pressure depends on the lifestyle and other factors, it is also affected by nutrition, illness and stress. If pressure failures are observed with slight deviations, then treatment and normalization without the use of medications are possible. People just need to adjust their diet or use a diet for a while to stabilize their performance, as well as add more activity to their daily routine.

With a large gap in the indicators of pulse pressure in a person, a frequent heartbeat begins, in other words, tachycardia. In this state, the heart works with increased load, it wears out faster. If the gap is small, then the organ, on the contrary, slowly works, bradycardia develops, which affects the nervous system, and organs and tissues do not receive the proper amount of oxygen and nutrients.

The big difference between upper and lower pressure: reasons, what does it mean for health?

Correct calculations are based on the individual value of systolic blood pressure. In the case when the pulse distance is less than 25% of the upper pressure, it makes sense to call it a low rate.

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  • Heart failure. In fact, the heart in this case works for wear – it cannot cope with a high load.
  • The insufficiency of the work of other internal organs.
  • Stroke of the left heart ventricle.
  • Aortic stenosis.
  • Cardiosclerosis.
  • Tachycardia.
  • Myocarditis.
  • A heart attack that developed against the background of excessive physical stress.
  • Hypoxia.
  • Atrophic changes affecting the brain.
  • Respiratory paralysis.
  • Visual impairment.
  • Heart failure.

This condition is very dangerous, since it has the property of worsening, rather than dwelling on certain figures of the difference. If the patient ignores him, in the future it becomes increasingly difficult to return his condition to normal, to prescribe a guaranteed effective medical treatment.

Many hypotensives and hypertensive patients make a dangerous mistake, paying attention only to indicators of upper blood pressure. As for the lower pressure, it also needs to be noted. And it is imperative to calculate the difference between these indicators – in case of pathological deviations, you must share your observations with your doctor as soon as possible.

If the pulse pressure is increased, this indicates that the heart muscle is losing its activity. In such cases, patients are diagnosed with bradycardia.

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  • Violation of the digestive tract.
  • Damage to the gallbladder or any of its ducts.
  • Tuberculosis.
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If you notice too large numbers on the tonometer, do not panic! In some cases, this may be due to improper operation of the device, measurement errors. Be sure to measure the pressure a few more times. If the indicators remain high, you need to seek medical help!

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It is important to pay attention not only to the difference, but also to related factors:

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  • If all indicators are underestimated in relation to the norm, the situation is on the face: both the vessels and the myocardium work in slow mode, which is caused by the influence of certain pathological processes on them.

Now you know what pulse pressure is, what are its normal and acceptable indicators. With an increase or decrease in this characteristic, you should definitely share your observations with your doctor. Indeed, ignoring the problem can lead to the most dangerous consequences for the body.

The difference between systolic and diastolic pressure is called pulse pressure (PD). The greatest difference is 50 mH. Art., if higher – then the myocardium pumps blood with great tension. The minimum allowable difference is 30 mmHg. Art ..

You should pay attention to which of the indicators is increased or decreased. This will help to quickly identify possible causes of violations. To get the most accurate blood pressure measurements, they are carried out several times on both hands. It is important to note that the pressure difference between the left and right hand is 5 units. If this figure is higher, then the violation affects only one limb.

120/80 – ideal indicators. The difference within 40 units is permissible, but the exact data depends on the person’s well-being. Comfortable measurements for different categories of people are the following figures:

  1. Normotonic – 120/80.
  2. Hypertonic – 140/90.
  3. Hypotonic – 90/60.

If systolic blood pressure rises, then the causes are correlated with excessive activity of the heart muscle. Myocardium pushes blood into the vessels more intensively due to exposure to pathological factors. This condition contributes to hypertrophy and premature myocardial wear.

The big difference between systolic and diastolic pressure can be caused by the following factors:

  1. With a decrease in lower blood pressure, blood vessels lose their elasticity. Their condition is directly related to the work of the kidneys. The organ produces renin, which is required for normal contraction and relaxation of blood vessels.
  2. Low cerebral pressure. Violation of blood flow provokes brain injuries under the influence of oxygen deficiency, and hypoxia of soft tissues also develops.
  3. Chronic stress or frequent emotional upheaval cause severe changes in pulse pressure and vascular pathology.
  4. Taking sedatives provokes large gaps between the two indicators and an increase in pulse pressure.
  5. The age of a person. Over time, the state of the vessels of a person worsens, they wear out, become brittle, lose their elasticity. All these factors cause the development of arterial stiffness, when the vessels stop responding correctly to changes in blood flow.
  6. Deposits of cholesterol on the vascular walls – such a violation leads to lability indicators, increasing pulse pressure.
  7. Excessive physical exertion.
  8. Sudden changes in ambient temperature.
  9. Viral damage to the body.
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But the difference may be too small. Low pulse pressure means a problem in the functioning of the vessels. Violation is diagnosed with PD less than 30 mm. Hg. Art. The insufficient, small difference between systolic and diastolic pressure can be triggered by the following problems:

  1. Stroke of the left ventricle.
  2. Stenosis of the aorta.
  3. Tachycardia.
  4. Excessive internal or external bleeding.
  5. Myocarditis.
  6. Vegeto-vascular dystonia.
  7. Excessive loads.
  8. Renal ischemia and a strong increase in their renin content.

When the pulse pressure indicators are too low, the risk of manifestation of atrophic disorders in the brain increases. A low level provokes problems with vision, breathing, and can cause cardiac arrest. With a low PD, a person will complain of such manifestations:

  • constant fatigue;
  • drowsiness;
  • rapid fatigue;
  • apathy;
  • loss of attention and distraction;
  • dizziness reaching fainting.

Reduced pulse pressure is typical for patients at a young age, and increased for people in old age amid deviations in the cardiovascular system.

At home, if you feel unwell, you should immediately measure blood pressure. For more accurate data, do this several times. Sometimes violations are a tonometer error.

Do not panic if the difference in upper and lower blood pressure is too large. The excitement only exacerbates the situation. If several times in a row the device shows a large difference between systolic and diastolic blood pressure, you should go to a cardiologist. He will conduct an examination, establish the cause, give recommendations for correction.

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Important recommendations

It is possible to normalize the level of pulse pressure in non-medicinal ways, following these recommendations:

Compliance with these simple rules will help at least get closer to the norm. The pressure must be measured several times a day to track the beginning of the pathology and visit a specialist on time, avoiding a huge number of health problems. For accurate diagnosis, an ECG, echocardiography, and ultrasound diagnostics of the thyroid gland and kidneys are required. Therapy is organized only after making an accurate diagnosis and obtaining specific data on the physical condition of the patient.

  1. Weakness in the body.
  2. Irritation.
  3. Fainting and dizziness.
  4. Drowsiness.
  5. Inability to concentrate.
  6. Pain in the head.
  • poor functioning of blood vessels and their loss of elasticity and resilience;
  • diseases of the urinary system;
  • anemia;
  • a pathological focus in the area of ​​the brain that is responsible for regulating the strength of blood flow;
  • adverse reactions as a result of taking certain groups of drugs.

Determination of systolic and diastolic values

During pressure measurements, it is important to understand what indicator and what will be responsible. Thus, the systolic number indicates:

  1. The work of the heart.
  2. The force of ejection of blood from the left ventricle.

The diastolic number indicates the tone of the vascular system. To be able to determine pathological processes, it is necessary to constantly monitor the indicators, systematically take measurements. Even a slight increase of 10 units can cause circulatory failure in different parts of the body. This leads to unpleasant, and sometimes serious, irreversible consequences.

If headache, dizziness and weakness often appear, there are other types of discomfort, then you need to go through a doctor’s diagnosis to determine the causes and choose the right treatment.

How is the difference between systolic and diastolic pressure found? First, these indicators are measured in a generally accepted value — millimeters of mercury (mmHg). Then they are compared with each other and analyze the difference.

The upper pressure indicators are responsible for the functioning of the heart itself. They show how much blood is pushed into the bloodstream by the left heart ventricle. The lower indicator is responsible for the tone of the vascular walls.

Regular monitoring of these indicators is important in order to timely notice any deviations from the norm. For example, too much or too little difference between systolic and diastolic pressure.

Even with an increase of 10 mm Hg. Art. the risk of the following increases:

  • Circulatory disturbance in the brain.
  • Cardiovascular pathology.
  • Ischemic disease
  • Diseases affecting the vascular system of the lower extremities.

If, however, a deviation from the normal difference between systolic and diastolic pressure is accompanied by a different kind of deviation from blood pressure, as well as a general deterioration in well-being, headaches, weakness, dizziness, you should consult a competent doctor as soon as possible! Any delay will be dangerous to your health.

What is “working pressure”?

Before talking about the norm of the difference between systolic and diastolic pressure, consider the term widely used by cardiologists. This is “working pressure”. What is meant here? HELL, in which the individual feels comfortable, emphasizes well-being. This indicator may be different from the standard 120/80. This is an individual characteristic that can both exceed the norm and be less than it.


Tatyana Jakowenko

Editor-in-chief of the Detonic online magazine, cardiologist Yakovenko-Plahotnaya Tatyana. Author of more than 950 scientific articles, including in foreign medical journals. He has been working as a cardiologist in a clinical hospital for over 12 years. He owns modern methods of diagnosis and treatment of cardiovascular diseases and implements them in his professional activities. For example, it uses methods of resuscitation of the heart, decoding of ECG, functional tests, cyclic ergometry and knows echocardiography very well.

For 10 years, she has been an active participant in numerous medical symposia and workshops for doctors - families, therapists and cardiologists. He has many publications on a healthy lifestyle, diagnosis and treatment of heart and vascular diseases.

He regularly monitors new publications of European and American cardiology journals, writes scientific articles, prepares reports at scientific conferences and participates in European cardiology congresses.