Possible causes of prolonged fever

Fever is a natural response of the body, a warning that there is an internal health problem. There are many causes of persistent fever and are divided into 4 groups: infectious, malignancies, immune-related diseases, and other causes.

When having a fever, the patient's body usually has typical symptoms such as:
Prolonged and constant fever High temperature above 38°C for infants and from 37.5°C in children and adults Sweating Chills Headache Other symptoms associated with fever include:
Body aches, fatigue Sore throat, cough Rash Nasal congestion

2.1 Fever due to infection Most of the time, when you have an infection, a bacterial infection will cause the body to have a fever. Infection occurs when microorganisms enter the body and cause disease. The organisms that cause infection are diverse, which can be caused by viral infections, fungal infections, parasites,... Typical manifestations of fever due to infection:
Fever or chills Body aches, fatigue Coughing or sneezing Gastrointestinal disturbances (nausea, vomiting, or diarrhea)

2.2 Virus infection Virus attacks the body, attaches itself to the cell and then releases it, causing the virus to increase in number. Cells then die, releasing new viruses to spread to attack other cells
Some viruses can attack certain age groups such as infants or young children. These are subjects with weak immune systems.
Viruses can cause common diseases such as: flu, dengue fever, ebola, HIV/AIDS...
2.3 Bacterial infections Bacteria are types that can live in all environments, including human body. In addition to non-pathogenic and beneficial bacteria such as beneficial bacteria in the human digestive tract, there are also harmful bacteria that enter the body and cause infections, which can be mentioned as: strep throat, poisoning. food, urinary tract infections, dermatological diseases
2.4 Fungal infections Fungi are very diverse, humid areas are favorable environments for fungi, yeasts to multiply and develop. When small, the fungus is difficult to see with the naked eye. Fungi can cause diseases: skin diseases, thrush, vaginal yeast infections,...

2.5 Parasitic infections There are 3 types of parasites that pose a high risk of causing disease in humans:
Protozoa helminths External parasites: organisms from the external environment such as fleas, ticks, lice,... Parasites that can cause people to get malaria, roundworms, lice, tapeworms, scabies,... Due to malignancies, the onset of a persistent fever can be the first warning clue. potential cancer. This malignant fever persists for several days. Taking fever-reducing and pain-relieving drugs is not effective.
The patient has lung cancer, lymphoma, causing the patient to have a prolonged high fever, accompanied by cough, leg swelling, sudden shortness of breath,...
Immune pathology The patient has systemic lupus erythematosus, inflammation Rheumatoid arthritis ... also causes persistent fever symptoms . A weakened immune system is like a defense system against foreign agents and viruses. When the immune system is weakened, viruses and bacteria can attack strongly and cause disease. At that time, the most obvious sign to signal that the body is infected is a high fever.

Other causes Drug fever is characterized by fever, occurring at the same time when the patient takes the drug and the fever stops after stopping the drug. Some oral drugs may have side effects causing prolonged fever in patients such as beta-lactam antibiotics, sulfonamides, bromine salts, drugs containing phenolphthalein (bleach)... when stopping taking the drug, the patient will disappear. fever.

There is no exact method to prevent infectious diseases for the body. However, should actively protect the body to reduce the risk of infection:
Wash hands with soap often, especially before and after eating Clean house, do not eat leftovers to Overnight Inject all necessary vaccines for children Do not arbitrarily buy antibiotics to drink when showing symptoms of fever, need a doctor's appointment Disinfect, regularly clean damp places , contains many bacteria such as kitchens, bathrooms,... Do not share personal items with others such as toothbrushes, combs, razor blades,... Eat nutritious meals, plenty of food. fiber, fruits rich in vitamins,... Regular exercise to improve health Should go to the nearest medical facility when you see signs of fatigue, high fever to be promptly examined by a doctor. , treatment,...

Prolonged fever and cough can be the first warning sign of dangerous diseases, in this case the patient should not be subjective and need to go to the nearest medical facility to be checked by a doctor to get the right indications. suitable determination.
Vinmec International General Hospital with modern equipment and international standards, along with a team of highly qualified doctors and nurses, with many years of experience, will assist in health examination and treatment for patients. Patients get the best.