Low-grade fever
Mild fever that does not exceed 38.5 degrees centigrade.
Also called: Low-grade fever, Mild fever.
Conditions associated with low-grade fever
The following conditions have been associated with low-grade fever in medical literature. This is informational and not a diagnosis.
Bronchitis
Inflammation of the bronchial tubes, usually viral, causing a productive cough that can last several weeks....
Kikuchi-Fujimoto disease
Kikuchi-Fujimoto disease is a medical condition that may be associated with various symptoms and signs....
Late-onset isolated ACTH deficiency
Late-onset isolated ACTH deficiency is a medical condition that may be associated with various symptoms and si...
Tests providers may use to investigate low-grade fever
When investigating low-grade fever, a healthcare provider may order one or more of the following laboratory tests. Test selection is a clinical decision made by a qualified professional.
CBC with Differential
Measures red blood cells, white blood cells, and platelets to help evaluate overall health and detect disorder...
Comprehensive Metabolic Panel (CMP)
Measures 14 substances in the blood to assess kidney and liver function, electrolyte balance, and blood sugar ...
Urinalysis
Examines urine content to help detect urinary tract infections, kidney disease, and diabetes....
Symptoms commonly seen alongside low-grade fever
Chest Tightness
A feeling of pressure, squeezing, or tightness in the chest, which can be related to heart, lung, or muscle co...
Constipation
Infrequent or difficult evacuation of feces....
Failure to thrive
Failure to thrive (FTT) refers to a child whose physical growth is substantially below the norm....
Fatigue
A subjective feeling of tiredness characterized by a lack of energy and motivation....
Muscle weakness
Reduced strength of muscles....
Seizure
A seizure is an intermittent abnormality of nervous system physiology characterized by a transient occurrence ...
When to seek care
Seek care from a qualified healthcare provider if low-grade fever is severe, persistent, worsening, or accompanied by concerning symptoms. If you think you have a medical emergency, call your local emergency number immediately.
Frequently Asked Questions
What does the symptom low-grade fever mean?
Low-grade fever is a health sign or symptom described in medical literature. Mild fever that does not exceed 38.5 degrees centigrade.
Which conditions are associated with low-grade fever?
Low-grade fever has been reported in association with 3 conditions in the medical literature we index, including Bronchitis, Kikuchi-Fujimoto disease, Late-onset isolated ACTH deficiency. These associations do not mean you have any of these conditions.
Should I see a doctor about low-grade fever?
You should discuss any persistent or concerning symptoms with a qualified healthcare provider. This website does not provide diagnosis. If you have severe symptoms or signs of a medical emergency, seek care immediately.