Respiratory failure in children

Children’s respiratory failure is a dangerous medical condition that needs to be treated right away. It happens when a child’s lungs aren’t able to take out enough carbon dioxide from the blood or supply enough oxygen to the blood, and it can cause a number of health issues. Understanding the causes and symptoms of this condition is essential for managing and treating children of all ages, from newborns to teenagers.

Children may experience respiratory failure for a variety of causes, such as infections, long-term lung conditions, or trauma. The underlying cause determines whether it develops gradually or manifests suddenly. Early detection of the symptoms can have a substantial impact on the course of events because prompt medical attention is necessary to manage the illness and guarantee the child’s recovery.

In order to keep an eye on their child’s health and seek medical attention when respiratory distress symptoms appear, parents and other caregivers are essential. Families can improve their child’s health and well-being by learning the common signs of respiratory failure and how to react to them.

Aspect Description
Definition Respiratory failure in children is a condition where the respiratory system is unable to provide adequate oxygen to the body or remove carbon dioxide efficiently.
Causes Common causes include respiratory infections, asthma, chronic lung diseases, and injuries affecting the lungs or chest.
Symptoms Symptoms may include shortness of breath, rapid or irregular breathing, bluish skin or lips, fatigue, and confusion.
Diagnosis Diagnosis typically involves physical examination, medical history, and tests such as blood gases, chest X-rays, or pulmonary function tests.
Treatment Treatment options depend on the underlying cause and may include medications, oxygen therapy, ventilation support, or other interventions.
Prevention Preventive measures include vaccinations, managing chronic conditions, and avoiding exposure to harmful substances or environments.

What is it?

In medicine, respiratory failure is a disorder of gas exchange, meaning that there is an imbalance in the amount of carbon dioxide and oxygen in the blood. The child’s condition can be kept somewhat stable, but the body makes amazing efforts to compensate, putting internal organs under excessive strain and eventually failing. The heart and brain are always the first organs to fail when breathing stops.

When the blood pressure in the arteries falls below 60 millimeters of mercury due to oxygen depletion and the level of carbon dioxide rises to more than 45 millimeters of mercury due to carbon dioxide accumulation, the condition is deemed life-threatening.

Causes

If a newborn’s respiratory system is not prepared for independent full functioning, respiratory failure may develop in them; this typically occurs in premature births. A unique protein known as surfactant is produced by the fetal lung tissue’s alveoli in the third trimester of pregnancy. It is required for the lungs to fully open following a change in habitat, such as childbirth. A distress syndrome occurs during childbirth when there is insufficient surfactant, leading to respiratory failure in the infant.

  • Obstructions — in this case, the passage of air through the trachea and bronchi is mechanically obstructed. Conditions develop with bronchospasm, severe forms of bronchitis, when a foreign object gets into the trachea or bronchi, which the child could inhale through carelessness and ignorance, compression of the trachea or bronchi by a tumor.
  • Restriction — ​​restrictive breathing disorders are expressed in the limitation of the ability of the lung tissue to move. It cannot normally expand, collapse and expand again. This often develops not only in newborns due to tissue immaturity, but also in older children due to pneumothorax, with pneumonia with the formation of adhesions in the pleural space, with the impossibility of expanding the chest due to the fact that the rib cage does not allow free movement, this happens with kyphoscoliosis.
  • Hemodynamic anomalies — respiratory failure develops due to circulatory disorders, for example, with pulmonary embolism, when ventilation of part of the lung becomes impossible in principle due to an obstruction in the airway in the form of a blood clot. Some forms of heart defects in children are also accompanied by hemodynamic respiratory failure, for example, the presence of an oval window in a defect when venous and arterial blood mixes.

In any event, since respiratory failure in any form is fatal, experts should determine the cause as soon as possible.

Classification and types

Numerous factors can be used to characterize respiratory failure.

By type of origin

Type 1 respiratory failure, also known as hypoxemic failure, exists. It affects premature babies more frequently. Because of this insufficiency, the blood’s oxygen pressure is low, the illness is severe, and oxygen treatment is challenging. This type typically coexists with heart defects, pulmonary edema, and pneumonia. Pump failure or DN type II is another issue.

Elevated blood carbon dioxide pressure is one of the disorder’s symptoms. Oxygen therapy is more beneficial for this condition. It typically manifests as dysfunction of the ribs, respiratory center of the brain, and respiratory muscles.

By reasons

The primary factors that physicians use to differentiate between obstructive DN, restrictive, combined, hemodynamic, and diffuse have already been discussed above.

By symptoms

How quickly respiratory failure develops will determine a lot of things. Acute, uncompensated failure is thought to be the most dangerous. It happens quickly—quite quickly. You cannot function without resuscitators’ assistance. Months or years may pass before there is chronic failure. The body adjusts to it gradually, but during episodes of exacerbation, it may become acute, and everything will depend on how well resuscitators perform their techniques.

By severity

The first degree is when there is dyspnea during physical activity. Only occasionally with significant, and occasionally with common. Second degree: when performing simple tasks, the onset of dyspnea even with minimal effort. Third degree: The child experiences dyspnea even when they are at rest and are not doing anything that might increase their need for oxygen. The skin is frequently blue in color; cyanosis is seen under the eyes, on the lips, and around the nose.

A dangerous illness known as pediatric respiratory failure occurs when the lungs are unable to adequately remove carbon dioxide from the blood or supply enough oxygen, which makes breathing difficult. Many conditions, such as infections, long-term illnesses, or trauma, can contribute to this condition. It is essential to comprehend the signs and symptoms, available treatments, and preventative steps in order to effectively manage respiratory failure and guarantee the health of children who are impacted.

Symptoms and signs

The type, mechanism, severity, and reason for the appearance all influence how respiratory failure presents itself. Cyanosis, or a faint blue tint to the skin, is generally caused by a drop in oxygen pressure in the arteries; the more severe the condition, the more noticeable the cyanosis. The child’s blood pressure may be somewhat low, and their heartbeat is rapid. The infant loses focus and memory, and there’s a chance of fainting or unconsciousness.

An rise in carbon dioxide pressure causes an increase in heart rate and disrupts sleep (in older children and infants, sleep may not occur at all during the night, but the baby will be drowsy and lethargic during the day). Severe headaches and nausea develop. Cerebral edema and coma may occur if the carbon dioxide content rises too quickly.

Breathing becomes more frequent when the respiratory muscles are not functioning properly or to the necessary extent. This is because the muscles of the neck and abdomen start to assist their weaker "colleagues" in breathing. Less than 12 breaths per minute is considered a rarer breathing rate, which could be a concerning sign of impending respiratory arrest.

With practically all forms of respiratory failure, dyspnea sets in and edema may develop. In addition to being a dangerous condition in and of itself, respiratory failure in children can be fatal if they do not receive the necessary care and attention in a timely manner.

If the deficiency is prolonged and persistent, complications may arise such as heart failure and brain ischemia.

Children’s respiratory failure must be managed with prompt action and a multifaceted strategy. Early symptom recognition and seeking medical attention have a major impact on how well a patient responds to treatment. It’s imperative that parents and other caregivers recognize the symptoms, which include trouble breathing, a chronic cough, or unusual exhaustion, and take quick action.

The diagnosis and treatment of respiratory disorders is largely the responsibility of healthcare professionals. Parents can help guarantee that their child receives the best care possible by collaborating closely with specialists and adhering to recommended treatments. Improved management and prevention of respiratory failure can also be facilitated by knowledge of its underlying causes and possible complications.

Ultimately, respiratory health can be greatly improved by remaining knowledgeable and proactive. Maintaining a child’s health and treating any respiratory issues they may have requires routine examinations and honest communication with medical professionals.

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Svetlana Kozlova

Family consultant and family relationship specialist. I help parents build trusting relationships with their children and each other. I believe that a healthy atmosphere in the home is the key to happiness and harmony, which I share in articles and recommendations.

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