If you feel that any of our content is inaccurate, out-of-date, or otherwise questionable, please select it and press Ctrl + Enter. Various patterns of measured patient temperatures have been observed, some of which may be indicative of a particular medical diagnosis: Among the types of intermittent fever are ones specific to cases of malaria caused by different pathogens. © © Copyright 2018 Healthgrades Operating Company, Inc. Patent US Nos. As oncologists note, a long subfebrile temperature - for half a year and even more - is one of the symptoms of the early stages of these diseases. Their contribution is made by drugs taken both before and after the surgical intervention. And, at last, subfebrile temperature in women very often happens during menopause, and it is connected again with changes in their hormonal background. Since all these infections can cause congenital fetal diseases, it is important to be vigilant at subfebrile temperature and take a blood test for TORCH infection. [citation needed], An old term, febricula, has been used to refer to low-grade fever, especially if the cause is unknown, no other symptoms are present, and the patient recovers fully in less than a week. infectious diseases - influenza, SARS, tuberculosis, typhoid, brucellosis, malaria, ornithosis, mononucleosis, Epstein-Barr herpesvirus, cytomegalovirus, rotavirus gastroenteritis and gastroenterocolitis, tick-borne borreliosis (Lyme disease), HIV, urogenital infections, etc . And what is the subfebrile temperature? [4] When the set point temperature returns to normal, a person feels hot, becomes flushed, and may begin to sweat. Contact us if you experience any difficulty logging in. Learn more about plant poisoning symptoms and treatments, including first aid for plant poisoning. Sometimes it goes away on its own, but watch for these warning signs that signal something serious. [11] While fever evolved as a defense mechanism, treating fever does not appear to worsen outcomes. Therefore, violations in her work can manifest as a subfebrile temperature with VSD, i.e., vegetative-vascular dystonia. The "pyrogenicity" of given pyrogens varies: in extreme cases, bacterial pyrogens can act as superantigens and cause rapid and dangerous fevers. [3] It is part of about 30% of healthcare visits by children[3] and occurs in up to 75% of adults who are seriously sick. [1][verification needed], In infants, the autonomic nervous system may also activate brown adipose tissue to produce heat (non-exercise-associated thermogenesis, also known as non-shivering thermogenesis). If your low-grade fever is persistent or causes you concern, if you have other symptoms of infection, a weakened immune system, or have chronic medical problems, seek prompt medical care. Norepinephrine increases thermogenesis in brown adipose tissue, and muscle contraction through shivering raises the metabolic rate. Hyperthermia is usually the result of an excessively hot environment (heat stroke) or an adverse reaction to drugs. [42] In general, people are advised to keep adequately hydrated. Thermoregulation of the body - as the activity of all internal organs, secretory glands and blood vessels - is coordinated by the autonomic nervous system, which ensures the stability of the internal environment and the adaptive reactions of the body. Some society journals require you to create a personal profile, then activate your society account, You are adding the following journals to your email alerts, Did you struggle to get access to this article? [32][1]:117–121[verification needed] Hyperthermia differs from hyperpyrexia, see section following. So literally subfebrile temperature is defined as "near fever". Therefore, it is necessary to pass all the tests at subfebrile temperature: In addition to testing, x-ray or ultrasound can be used. [79] It is not clear if it increases child comfort. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only.