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Doctor insights on: Can You Have A Bacterial Infection Without A Fever

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Is it possible to have a bacterial infection without a fever?

Is it possible to have a bacterial infection without a fever?

Yes it is possible: There are several bacterial infections where patient may have no fever rather other subtle findings such as weight loss. Also, elderly patients have blunted febrile response. Patients with compromised immune status such as patients with cancer or on chemotherapy may not also manifest a temperature spike due an infection. ...Read more

Dr. Howard Schneider
9 doctors shared insights

Infection (Definition)

Infections are invasions of some other organism (fungus, bacteria, parasite) or viruses into places where they do not belong. For instance, we have normal gut bacteria that live within us without causing problems; however, when those penetrate the bowel wall and enter the bloodstream, ...Read more


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If you get a bacterial infection.will you have a fever right away as a symptom, or does a fever develop after some time of having the infection.??

If you get a bacterial infection.will you have a fever right away as a symptom, or does a fever develop after some time of having the infection.??

Fever is Good: Fever can occur as your immune system recognizes there is a threat. Fever is your bodies process to help fight infection and may occur most any time your body feels it needs to help reduce your risk of spreading the infection internally. ...Read more

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Do both viral and bacterial infections cause a fever?

Do both viral and bacterial infections cause a fever?

Yes: Fever is your body's response to foreign invaders whether bacterial or viral. A good high fever makes it harder for the infection to grow and spread in your body. Respect the fever. ...Read more

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What is the bacterial infection scarlet fever?

What is the bacterial infection scarlet fever?

Strep: Scarlet fever is a rash produced by a toxin secreted by group a strep usually when they are causing strep throat. The rash is red, feels like sandpaper, may predominate in creases in the skin, there is sparing around the outside of the mouth (circumoral pallor), and it blanches with pressure. ...Read more

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2 weeks of fever diarreah and told I had a bacterial infection now five days of mucous and tissue along with streaks of blood. Is this an emergency situation?

Colitis?: If the doctor thought you have a bacterial infection, she probably prescribed an antibiotic. If so, it should be better by now. There are other problems that could cause these symptoms, such as inflammatory bowel disease (ulcerative colitis, Crohn's disease), diverticulitis, and others. Probably not an emergency unless there's lots of blood, but contact your doctor ASAP. ...Read more

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What is the bacterial infection called scarlet fever from?

What is the bacterial infection called scarlet fever from?

Group A strep: Scarlet fever is caused by infection with group a streptococcus, the same bacteria that causes "strep throat". In scarlet fever, the strep bacteria releases a toxin that gives you the generalized sandpaper- like rash. Most patients will also have a sore throat, fever, and enlarged cervical lymph nodes. The treatment for scarlet fever is the same as strep throat-antibiotics such as penicillin. ...Read more

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If in chemo, with low white cell counts & bacterial infections, is having no fever a symptom of low white cell counts or infections are under control?

If in chemo, with low white cell counts & bacterial infections, is having no fever a symptom of low white cell counts or infections are under control?

See below: Neutropenic patients with infection frequently have fever which indicates the need for immediate treatment. Successful antibiotic treatment will often cause the fever to resolve. Sometimes the fever does not resolve until bone marrow recovery has occurred. ...Read more

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Bacterial infection/common cold? How do you know? I go to the dr's tomorrow for my cold and ears. Been sick for week now. No fever at all thru cold

Bacterial infection/common cold? How do you know? I go to the dr's tomorrow for my cold and ears. Been sick for week now. No fever at all thru cold

Culture: Culturing any nasal discharge &/or throat swabs will help identify if it is bacterial as well as a strep screen and gram stain. If all Negative usually viral,. ...Read more

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My friend made me drink his urine and after few week I got a fever and after a full blood count doctors said that it might be a bacterial infection...i.assume my friend has hiv...im wo dering if i have a possibility of getting hiv?

My friend made me drink his urine and after few week I got a fever and after a full blood count doctors said that it might be a bacterial infection...i.assume my friend has hiv...im wo dering if i have a possibility of getting hiv?

Urine exposure: This doesn't sound pleasant — drinking someone else's urine. However, it shouldn't be a 'real risk' for HIV/AIDS. That comes from having sex with an infected person or shooting drugs. Unless you have more to the story, I don't think you would have contracted HIV from this incident. Also, it seems extremely unlike you got an infection from the urine either. Talk to an ID doc for more answers. ...Read more

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I have fever and throat pain. My blood results showed I have bacterial infection. Will it heal by itself or should I take medication all the time?

I have fever and throat pain. My blood results showed I have bacterial infection. Will it heal by itself or should I take medication all the time?

Medication now: I am assuming your doctor has started you on antibiotic if not, you need to get some. You will not be on this forever only for a few days as long as the bug you have responds to the antibiotic. Adequate hydration and rest. Hope you feel better ...Read more

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Is it possible to have large intestine's bacterial infection for 2 or 3 months and after develop fever?

Is it possible to have large intestine's bacterial infection for 2 or 3 months and after develop fever?

Yes: The concern is for atypical infections such as amebic infections. These can often be missed on routine culture. ...Read more

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What tha show all bacterial infection show in blood culture (fever investigation) for example tonsillitis?

What tha show all bacterial infection show in blood culture (fever investigation) for example tonsillitis?

Blood culture: Will only show bacterial that has disseminated hemategenously. Localised bacterial infections do not show up in the blood like pharyngitis, abcess, tonsilitis, pneumonia, UTi unless bacteremia or sepsis is present ...Read more

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Kidney pain, chills, fever. Had urine culture. Result: bacterial infection. But, where is infection? Bladder? Kidney? Bacterial UTI?

Kidney pain, chills, fever. Had urine culture. Result: bacterial infection. But, where is infection? Bladder? Kidney? Bacterial UTI?

Kidney I bet: Probably ascended from the bladder. Ask your physician about whether there is anything you can do to prevent future infections, or whether there may be an underlying problem putting you at risk. ...Read more

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Elderly dementia pt w/catheter due to enlarged prostate blocking urination. Pt now has (high) fever probably due to bacterial infection. What is Tx?

Elderly dementia pt w/catheter due to enlarged prostate blocking urination.  Pt now has (high) fever probably due to bacterial infection.  What is Tx?

Be evaluated now...: Running fever with indwelling catheter in an elderly deserves an urgent attention for evaluation & counseling so to make sure of no sepsis, catheter obstruction, urethral damage, etc. and to plan how to take care of his bladder function and possible spontaneous voiding-a matter of when & how. More? Seek evaluation/ counseling now, or contact www.healthtap.com/dr-Lin with RQPWJC as keycode to login ...Read more

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Pus on labia minora and hard bumps on labia majora as well as swelling. No fever or joint aches. Is this a bacterial infection, not herpes?

Get checked: If you see pus and it is persistent, it is probably an infection of some sort. Both viral (herpes) and bacterial infections can be painful, so the best was to tell the difference is to have a healthcare provider look at it. ...Read more

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How will a doctor differentiate viral respiratory infection from bacterial infection? Signs are fever cough congestion, no sore throat — 4 days.

How will a doctor differentiate viral respiratory infection from bacterial infection? Signs are fever cough congestion, no sore throat — 4 days.

Usually easy: Normal w/ viral uri's to have a temp up to 72 hrs. If u have sore throat it's very unlikely to be strep when u also have cough/congestion (not always the case with kids). Flu is peaking now (in us) classic symptoms are high temp congestion, body aches, +\-sore throat or cough. If u r feeling unusually ill or measured temp exceeds 3 days u should be seen (sooner if u have chronic health cond. ...Read more

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How do you know when a viral flu turns into a bacterial infection?

How do you know when a viral flu turns into a bacterial infection?

Flu : The general time from is 7 to 10 days of symptoms not improving or worsening. ...Read more

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How can you distinguish between flu symptoms and a bacterial infection?

You might not be: Able to — but a blood test may be revealing. ...Read more

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I know you can get STD through semen but what about bacterial infections like pneumonia or viruses like flu can you get that through swallowing semen?

I know you can get STD through semen but what about bacterial infections like pneumonia or viruses like flu can you get that through swallowing semen?

You are confused: Any organ system can be infected by any number of organisms. By swallowing you get organisms into the GI tract, not the lungs or whatever. Then what you swallow (semen, in this instance) has to be infected. ...Read more

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I am on antibiotic Doxcycycline Hyclate 100 mg 2 times/day for 7 days to treat skin bacterial infection. Is it safe to take the flu vaccine while on it?

I am on antibiotic Doxcycycline Hyclate 100 mg 2 times/day for 7 days to treat skin bacterial infection. Is it safe to take the flu vaccine while on it?

No worries: Taking Doxycycline antibiotic does not cause a problem with the flu vaccine. Likewise, getting a flu vaccine doesn't create a problem with the Doxycycline. ...Read more

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Diagnosed w bacterial infection (sore throat & flu sympt) Cough is getting worse (times) and now chest and upper back pain. Doesn't feel like asthma.

Diagnosed w bacterial infection (sore throat & flu sympt) Cough is getting worse (times) and now chest and upper back pain. Doesn't feel like asthma.

Mgt/workup: Since you have had a bacterial or flu like illness, the cough may be a result of bronchitis, pneumonia or inflammation of the lung/lining of the lung.
I would suggest a pulmonary function test if it does not improve within three weeks. ...Read more

Dr. Heidi Fowler
2,038 doctors shared insights

Bacterial Infections (Definition)

Bacteria are tiny organisms that can only be seen with a microscope. When certain bacteria enter the body, they can cause infections that must ...Read more


Bacteria (Definition)

Are omnipresent single celled organisms which are the both the simplest form of life and the original form of life on earth. The are ...Read more