Index of topics Toggle mode children As we said, various microorganisms play a role in causing pneumonia....for example, bacteria and viruses in the air we breathe are considered one of the most common causes of pneumonia...all humans have an immune system in their body that prevents these microorganisms from entering the body with different mechanisms, and if they enter the body, it fights them and prevents disease.... But unfortunately, both ends of the age spectrum, children and the elderly, have weaker immune systems and are less resistant to them, so sometimes they suffer from all kinds of microbial diseases... Overcoming the child's immune system and causing illness... Pneumonia is classified according to the type of microorganisms that cause it and the place of infection... Pneumonia is divided into three categories, community-acquired pneumonia (*CAP*), hospital-acquired pneumonia (*HAP)*, Community-acquired ventilator-acquired pneumonia is the most common type of pneumonia and occurs mostly outside hospitals or healthcare facilities.... Microorganisms that cause pneumonia ### Bacteria Among the types of bacteria, streptococcus bacteria is the most common cause of bacterial pneumonia. This type of pneumonia may occur independently or after a cold or flu in a child, which can even cause an infection of a part of the child's lung. This condition is called lobar pneumonia. Some bacteria-like microorganisms such as mycoplasma can cause pneumonia. Pneumonia symptoms are milder..... to the extent that they are called ambulatory pneumonia..... because the symptoms are not so severe that the patient needs to rest in bed.... ### Mushroom A type of pneumonia caused by fungal infections is the most common type of pneumonia in people whose immune systems are weakened for any reason or who have chronic health problems... The fungi that cause pneumothorax are found in soil or bird droppings and vary by geographic location.. ### Viruses Some viruses that cause colds and flu in children can lead to pneumonia in children... Viruses are the most common cause of pneumonia in children under 5 years of age. Hospitalization: A child who is hospitalized for any reason, especially children who use breathing masks or are connected to a ventilator, are more susceptible to pneumonia.. Chronic diseases: Children who have chronic diseases such as *asthma,* *heart disease*, or chronic obstructive pulmonary disease, or for reasons such as *cancer, are more likely to undergo chemotherapy. Pneumonia contract... Signs and symptoms of pneumonia in children include chest pain when coughing or breathing, cough with phlegm, fatigue, fever, chills and sweat, vomiting, nausea and diarrhea, shortness of breath... Of course, babies and children may not show any signs of infection.. Pneumonia Sometimes, even though the child is completely cured of this disease, he still shows symptoms. For example, septicemia or the spread of bacteria in the bloodstream, breathing problems that accompany the child for years, pulmonary edema or fluid accumulation around the lungs, and lung infections are among these complications... When should we take our child to the doctor If your child shows any of the following symptoms, you should see a doctor: - Fever of 39 degrees or higher - Continuous cough - Suffers from chest pain - Cough with phlegm Also, if your child is in the group of high-risk children, you should be more sensitive to this issue and see a doctor immediately if you see minor and mild symptoms. Children who are in high-risk groups include the following: - Children under two years of age who have signs and symptoms of pleurisy.... - Children who have health problems or *immune system disorders*.... - Children who receive *chemotherapy* or immunosuppressive drugs (cortone, prednisolone, etc.) If the child has pneumonia, the paraclinic intervenes to confirm the diagnosis... it is recommended... (Chest X-ray: imaging is done to detect the pleura and determine the size and location of the infection... but in the chest imaging, only the possible complications of pneumonia can be seen and the microorganism causing the pneumonia cannot be identified... it is measured from the child's blood... do not let the blood enter the lung... sputum test: in this test, the child is asked He coughs and since the cough in pneumonia is phlegm, a sample of his lung fluid and sputum is collected and analyzed to find the cause of the infection... > *Dr... Mehdi Afshari, a specialist in pediatrics, children and adolescents with a specialized board* > * Among the medical services provided in the office are periodical examinations of children, periodical monitoring of children's growth and physical development, treatment of various infectious, digestive and respiratory diseases in children and adolescents, nutritional counseling, education and periodical care of premature babies, monitoring and treatment of all periodical problems during infancy, periodical mental and physical evaluation of children. > *special services of Dr. Mehdi Afshari: specialized office circumcision, home visit and online consultation* > > *Practice address: No. 193, South Mehrabad, Southern Air University, Tafarsh East, Tehran > > *Contact number: 021-66602506*