Fever Causes & Reasons

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Fever Symptom Checker: Possible causes include Common Cold. Check the full list of possible causes and conditions now! Talk to our Chatbot to narrow down your search.

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Possible Causes

Common Cold

But seek medical attention right away if your child has any of the following: Fever of 100.4 F (38 C) in newborns up to 12 weeks Rising fever or fever lasting more than two [mayoclinic.com]

When to see a doctor For adults — seek medical attention if you have: Fever greater than 101.3 F (38.5 C) Fever lasting five days or more or returning after a fever-free period [mayoclinic.com]

Typical signs and symptoms include earaches and, in some cases, a green or yellow discharge from the nose or the return of a fever following a common cold. Asthma. [mayoclinic.com]

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Acute Gastroenteritis

This disease is characterized by vomiting and/or diarrhea with blood or mucus, discomfort, fever, and nonspecific abdominal pain. [ncbi.nlm.nih.gov]

It has been suggested that high fever is generally caused by bacteria, while mild fever indicates viral gastroenteritis. [symptoma.com]

Rotovirus, low grade fever, malaise, nausea and vomiting as well as diarrhea. 5. [slideshare.net]

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Acute Bronchitis

When bronchitis is severe, fever may be slightly higher at 101 to 102 F (38 to 39 C) and may last for 3 to 5 days, but higher fevers are unusual unless bronchitis is caused [merckmanuals.com]

Mild fever may be present, but high or prolonged fever is unusual and suggests influenza or pneumonia. [merckmanuals.com]

Call your provider if you: Have a cough on most days, or have a cough that keeps returning Are coughing up blood Have a high fever or shaking chills Have a low-grade fever [nlm.nih.gov]

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Upper Respiratory Infection

Seek medical attention when you have a fever that is greater than 100.4 F or 38 C, fever unresponsive to fever reducer, fever present for more than two to three days, or a [campushealth.unc.edu]

[…] transplant complicated by recurrence of focal segmental glomerulosclerosis and post-transplant lymphoproliferative disorder, presented nearly 2 years after transplantation with fever [ncbi.nlm.nih.gov]

Abstract XSQJ bag tea was used to treat 239 cases of high fever caused by viral upper respiratory infection, widely spreading in summer and autumn. [ncbi.nlm.nih.gov]

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Viral Upper Respiratory Tract Infection

We report the cases of eight military patients with fever ( 38 C) induced by viral upper respiratory tract infection (URTI) who requested treatment with acupuncture in the [ncbi.nlm.nih.gov]

In viral nasopharyngitis patients have profuse nasal discharge, fever, halitosis, mouth breathing leading to dry mouth, hyposmia, sneezing and odynophagia, symptoms that occur [symptoma.com]

RESULTS: Two variables from the clinician's records ('age' and 'cough') and two variables from the CARIFS completed by carers on the day of consulting ('fever' and 'low energy [ncbi.nlm.nih.gov]

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Urinary Tract Infection

Enteric fever caused by Salmonella Typhi is a global public health problem. [ncbi.nlm.nih.gov]

She had fever, headache, vomiting, and right back pain. Urinary analysis showed leukocyturia, and urinary culture identified Klebsiella pneumoniae. [ncbi.nlm.nih.gov]

Constitutional symptoms, such as fever, nausea, and anorexia, are rare or mild. [emedicine.medscape.com]

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Adenovirus Infection

The elder brother developed a high fever and was diagnosed with HAdV infection with an immunochromatographic kit for HAdV (IC-kit). [ncbi.nlm.nih.gov]

[…] period of 1-14 days, whereas rhinitis, fever, and cervical lymphadenopathy are typical for pharyngoconjunctival fever (PCF). [symptoma.com]

Pharyngoconjunctival fever is a specific presentation of adenovirus infection, manifested as: high fever that lasts 4–5 days pharyngitis (sore throat) conjunctivitis (inflamed [en.wikipedia.org]

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Viral Disease

The fever may be low grade or high grade and remittent. [webhealthcentre.com]

ONNV fever, characterized by severe arthralgia, is similar to chikungunya fever, with the exception of cervical lymphadenitis, which is peculiar to the former. [ncbi.nlm.nih.gov]

[…] by floods, irrigation, higher than usual temperature, or formation of ecologic niches that enable mass breeding of mosquitoes) could increase the incidence of West Nile fever [ncbi.nlm.nih.gov]

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Hypersensitivity

This leads to the characteristic hay fever symptoms, such as itchy eyes and sneezing. [newscientist.com]

To learn more about how we use cookies, please see our cookies policy Close Intended for healthcare professionals Research Hay fever, hygiene,... [doi.org]

Table 3— Asthma symptoms, hay fever and eczema in farming and reference children Table 4— Associations between farm exposures and asthma symptoms, hay fever and eczema # Subsequently [doi.org]

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Tonsillitis

She is now worried about getting rheumatic fever herself and insists on having antibiotics prescribed. [doi.org]

Acute rheumatic fever among army trainees—Ft. [doi.org]

If the sore throat is due to a streptococcus infection, there may be a rash ( scarlet fever ). [netdoctor.co.uk]

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Sinusitis

Question: Other than trying to avoid irritants and triggers, is there anything health wise I can do to alleviate or reduce the symptoms of hay fever and sinusitis? [savannahnow.com]

"Headache and fever" is a common presentation to the urgent care and emergency department setting and can have many etiologies. [ncbi.nlm.nih.gov]

Fever isn't a common sign of chronic sinusitis, but you might have one with acute sinusitis. [mayoclinic.com]

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Bronchitis

Mild fever may be present, but high or prolonged fever is unusual and suggests influenza or pneumonia. [merckmanuals.com]

Call your provider if you: Have a cough on most days, or have a cough that keeps returning Are coughing up blood Have a high fever or shaking chills Have a low-grade fever [nlm.nih.gov]

The most common symptom is cough, with or without fever, and possibly sputum production. Diagnosis is based on clinical findings. [merckmanuals.com]

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Acute Respiratory Infection

OBJECTIVES: This study aims to (1) estimate the prevalence of acute respiratory infection (ARI) symptoms, diarrhoea and fever in the previous two weeks among 3-4 year old [ncbi.nlm.nih.gov]

Via The Jakarta Post: Dengue fever outbreak kills five in Malang. [crofsblogs.typepad.com]

[…] respiratory symptoms) and acute febrile illness (AFI; fever without respiratory or other localizing symptoms) patients from three referral hospitals in Ghana. [ncbi.nlm.nih.gov]

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Urinary Tract Disease

A person with a kidney infection can also experience: chills fever loin (lower abdominal) pain back pain. [sahealth.sa.gov.au]

[…] age, due to a blockage in the urinary tract, having a bladder catheter, or with a decreased immune system The signs and symptoms of Urinary Tract Infections in Men include fever [dovemed.com]

[…] urge to urinate, but being unable to, or only passing a few drops feeling the bladder is still full after urination foul smelling urine urine that is cloudy, bloody or dark fever [sahealth.sa.gov.au]

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Pharyngitis

Most of these children have undergone workup(s) for sepsis performed by their pediatricians because of the associated high fever. [ncbi.nlm.nih.gov]

It suggests that periodic fever with aphthous stomatitis, pharyngitis, and cervical adenitis syndrome may have a certain monogenetic background. [ncbi.nlm.nih.gov]

OBJECTIVE: Periodic fever, aphthosis, pharyngitis, and adenitis (PFAPA) syndrome is a periodic fever syndrome of childhood with an unknown etiology. [ncbi.nlm.nih.gov]

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Streptococcal Infection

This dogma is based on an accumulated body of epidemiologic evidence relating to both primary and recurrent episodes of rheumatic fever. [cid.oxfordjournals.org]

Scarlet Fever Scarlet fever – or scarlatina – is a bacterial infection caused by group A Streptococcus or "group A strep." [my.clevelandclinic.org]

Among such evidence are observations from both civilian and military populations in which ARF followed epidemics of pharyngitis and/or scarlet fever caused by strains of a [cid.oxfordjournals.org]

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Acute Sinusitis

The patient experienced photophobia, fever, headache, nausea and vomiting. Frontal sinusitis with intracranial abscess was diagnosed on imaging. [ncbi.nlm.nih.gov]

On presentation, 72% had rhinorrhea and/or fever, for average durations of 3.9 and 2.5 days, respectively. [ncbi.nlm.nih.gov]

– Fever is usually mild or absent. [medicalguidelines.msf.org]

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Sunburn

A sunburn can cause a mild fever and a headache. Lie down in a cool, quiet room to relieve the headache. [web.archive.org]

There is no quick cure for minor sunburn: Symptoms can be treated with aspirin, acetaminophen, or ibuprofen to relieve pain and headache and reduce fever. [cdc.gov]

Do you have more than a mild fever? A mild fever is common with sunburn. Home treatment usually is all that's needed for a mild fever. [uofmhealth.org]

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Hay Fever

Although symptoms resembling a cold or flu can be produced following hay fever, it doesn’t bring about a fever. [symptoma.com]

Read More on This Topic respiratory disease: Hay fever Hay fever is a common seasonal condition caused by allergy to grasses and pollens. [britannica.com]

If left treated, for example, a hay fever sufferer risks developing asthma. [ncbi.nlm.nih.gov]

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Drug-induced Fever

Drug-induced fever has been described as fever coinciding with drug administration when no other etiology for the fever can be discovered and when the fever abates after cessation [symptoma.com]

Seven patients had fever with on other symptoms or signs that would suggest a diagnosis of drug-induced fever. [ncbi.nlm.nih.gov]

Diltiazem therapy was discontinued, leading to resolution of fever within 48 hours. [ncbi.nlm.nih.gov]

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Viral Lower Respiratory Infection

The usual presentation of viral respiratory tract infections (VRTI) includes fever, malaise, wheezing and or coughing, rhinorrhea and loss of appetite. [clinicaltrials.gov]

View larger version (153K) Fig. 2 —49-year-old woman with cough and fever. [ajronline.org]

Moderate Feels fever is moderate Mild or low Feels fever is mild How long have you had a fever? [northshore.org]

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Insect Bite

They serve as vectors for viruses (e.g., those viruses causing yellow fever, Dengue fever, West Nile fever), bacteria (mainly Enterobacteriaceae) and protozoa (e.g., Dirofilaria [symptoma.com]

Rocky Mountain spotted fever is treated with antibiotics. [nextcare.com]

Rocky Mountain Spotted Fever Rocky Mountain Spotted Fever is caused by bacterium Rickettsia rickettsii that is transmitted by infected ixodid (hard) ticks. [news-medical.net]

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Pelvic Inflammatory Disease

They may also exhibit signs such as intermittent or post-coital bleeding, vaginal discharge, or fever. [www2a.cdc.gov]

In severe PID, women appear very ill with fever, chills, purulent vaginal discharge, nausea, vomiting, and elevated white blood cell count (WBC). [www2a.cdc.gov]

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Influenza

Miller, Acute Fever and Petechial Rash Associated with Influenza A Virus Infection, Clinical Infectious Diseases, Volume 29, Issue 2, 15 July 1999, Pages 453–454, Download [doi.org]

Individuals with influenza were more likely to have cough (93% vs 80%), fever (68% vs 40%), cough and fever together (64% vs 33%), and/or nasal congestion (91% vs 81%) than [archinte.ama-assn.org]

Individuals with influenza were more likely than those without influenza to have baseline cough (93% vs 80%), fever (68% vs 40%), and cough and fever together (64% vs 33%) [archinte.ama-assn.org]

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Cystitis

Sometimes fever is the only sign. [kidshealth.org]

Case Report A 52-year-old male presented with fever, chills and blood in the urine. [ncbi.nlm.nih.gov]

If you have blood in your urine, pain with urination, back or side pain, fever, nausea or vomiting, or abdominal pain, see your doctor immediately as these are signs of a [kidshealth.org]

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Cholelithiasis

[…] jaundice Severe, colicky, recurrent right-sided hypochondriac pain Pain may radiate to the shoulder and upper back Fever and chills or Alternating fever and chills Bitter [americandragon.com]

A 10-year-old girl visited our hospital because of right epigastric pain and fever. Cholelithiasis and choledocholithiasis were diagnosed by ultrasound examination. [ncbi.nlm.nih.gov]

The pain lasts longer than 6h and is usually associated with nausea/vomiting, fever and right upper quadrant pain. [sketchymedicine.com]

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COVID-19

Fever and dry cough are among the symptoms for COVID-19, which has so far claimed more than 7,000 lives globally. [mykhel.com]

JENNIFER NUZZO: Absolutely stay home until that fever has gone away and the symptoms have abated. [capeandislands.org]

Fever, dry cough and shortness of breath are some of the symptoms of the viral disease, which infected more than 170,000 people worldwide. [mykhel.com]

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Salpingitis

Pain, fever, and leukocytosis resolved with conservative surgery and intravenous antibiotic therapy. [ncbi.nlm.nih.gov]

[…] activity, had a remote history of an appendectomy, and a recent diagnosis of a large, right-sided ovarian cyst, who presented with acute abdominal pain, urinary symptoms, and fever [ncbi.nlm.nih.gov]

Fever 4. Pelvic mass on physical exam/ultrasound Fitz-Hugh and Curtis syndrome? [brainscape.com]

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Toxoplasmosis

After some time, the baby presented fever and cervical lymphadenitis. [ncbi.nlm.nih.gov]

Symptoms in people with otherwise healthy immune systems can include: Enlarged lymph nodes in the head and neck Headache Fever Mild illness similar to mononucleosis Muscle [nlm.nih.gov]

This report emphasizes the importance of serological surveys of toxoplasmosis in nursing infants presenting with fever and lymphadenitis, in view of the possible acquisition [ncbi.nlm.nih.gov]

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Enterococcus

Prolonged fever was the only manifestation for the case after admission. [ncbi.nlm.nih.gov]

The patient developed fever with chills on the second postoperative day. [ncbi.nlm.nih.gov]

Common symptoms include episodic low-grade fever and chills, headache and body aches, night sweats and fatigue. [livestrong.com]

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