Can fever cause an increase in white blood cell count?

Yes, fever and WBC. Elevation often go hand in hand in the context of infection and/or inflammation. Both are features of an "inhospitable environment" for the infecting agent. In that sense, fever is not all bad, it can just make you feel bad. Antipyretics like Acetaminophen and Ibuprofen can improve symptoms and help you ride out the problem, but if you are concerned about your status, get in touch with your dr.
Yes. There are many causes for fever, usually infectious. A high white blood cell count often occurs as well, depending on the type of infection or other problem. Bacterial infections especially will cause a high wbc, not so much with viral infections.

Related Questions

What can cause a baby to have a fever and low white blood cell count?

Might be a virus. Low white blood cell counts can have different significance depending upon the particular situation. In a normal child with fever and low WBC it often suggests that this is due to viral infection, but there are other potential causes and the family doctor or pediatrician may want to follow this up with repeat testing, depending upon other findings. Read more...

What diseases cause high fevers and high white blood cell count?

Usually bacterial. It's usually a bacterial illness that causes the symptoms you describe. But this can include anything form sinus infections, tonsillitis, ear infections, pneumonia, infection in the blood, urinary tract infections, appendicitis, meningitis, skin abcesses... The list goes on and on. You need a thorough assessment of associated symptoms and a physical exam to try and pinpoint your condition. Read more...

What are common causes of a fever and high white blood cell count in a 2 year old child?

Many things. You are not providing adequate information with which to even make an intelligent guess. Bacterial infections are possible, but basically this child should be seen by a doctor and discuss the possibilities with the person seeing the baby. Read more...

2 month old got shots yesterday fever today white blood cell count 30 why?

Possible infection. The elevated white blood cell count is unlikely to be caused by the vaccines. Most likely, she was about to get sick and the timing of the vaccines was coincidence. Vaccines can cause fever, but do not cause fever higher than 102 or so. If fever was higher and white cells are elevated, the baby probably has an infection of some sort. Read more...