Today I want to talk with you on the topic “fever of unknown origin.” This implies a high temperature, more than 38.3 degrees, which lasts more than 3 weeks. However, even a thorough examination does not give an answer to why it arose. Parents are worried, the child is suffering, so let’s figure it out now.

In the past, people believed that fever was something demonic and supernatural. They believed that it was necessary to get rid of it immediately. In the 18-19 centuries, many people died from yellow, purple, typhoid fever and dengue. The doctors of that time treated her as best they could, and often with wild methods. For example, they caused vomiting, sweating, or bleeding.

It’s good that medicine has gone far ahead. Modern people know that high fever is the body’s response to the disease, not the disease itself. When body temperature rises, it helps a person overcome infections. For example, 40-41 degrees slows the reproduction of viruses two hundred times. Also, it triggers the protective function of the immune system. More cells are released from the bone marrow into the bloodstream. The process occurs under the influence of the pattern of macrophages to cope with the absorption of bacteria. B cells produce more antibodies. Continue reading →