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1,287 Possible Causes for Fever, Lymphocytosis

  • Influenza

    Each of these viruses is capable of causing nonspecific febrile illnesses, classic dengue fever and dengue haemorrhagic fever (Gubler 1998).[] A 39-year-old woman received a seasonal influenza vaccine in November 2015 and subsequently experienced malaise, low-grade fever, and chest discomfort.[] This is a case of a 60-year-old man with chronic idiopathic pulmonary fibrosis, with fever, arthralgias and rash characterised by extensive erythematous plaques on his limbs[]

  • Infectious Mononucleosis

    Lymph node biopsy was performed and he was diagnosed as atypical infectious mononucleosis (absence of fever, pharyngitis, lymphocytosis and negative atypical lymphocytosis[] You don't usually get glandular fever more than once.[] The presence of atypical lymphocytosis significantly increases the likelihood of mononucleosis (summary LR, 11.4 [95% CI, 2.7-35] for atypical lymphocytes 10%, 26 [95% CI,[]

  • Pharyngitis

    Lymphocytosis, along with greater than 10% atypical lymphocytes and mild thrombocytopenia, can be found in mononucleosis.[] Most of these children have undergone workup(s) for sepsis performed by their pediatricians because of the associated high fever.[] However, infectious mononucleosis is more common in persons 10 to 30 years of age and is associated with fatigue, posterior cervical adenopathy, and atypical lymphocytosis[]

  • Tuberculosis

    CNS Tuberculosis: A meningeal pattern of spread can occur, and the cerebrospinal fluid typically shows a high protein, low glucose, and lymphocytosis.[] Tuberculosis (TB), especially extrapulmonary tuberculosis (EPTB), is an important cause of fever of unknown origin (FUO) in TB-burdened areas.[] Hantaviruses are identified as aetiological agents of two human diseases, haemorrhagic fever with renal syndrome and hantavirus pulmonary syndrome.[]

  • Drug-induced Fever

    Eosinophilia and atypical lymphocytosis are common, occurring in up to 30% of cases. 2 Allopurinol, anticonvulsants (particularly carbamazepine, phenobarbitone and phenytoin[] 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[] The hematologic abnormalities of DHS generally consist of eosinophilia, atypical lymphocytosis, lymphopenia and thrombocytopenia ( 16 ).[]

  • Lymphocytic Choriomeningitis

    Clues leading to the diagnosis included aseptic meningitis during winter and the finding of hypoglycorrachia and lymphocytosis in the cerebrospinal fluid.[] […] viral hemorrhagic fever (VHF) in non-human primates and in human beings.[] We present a 38-year old man suffering from a biphasic illness with fever and malaise, who developed a mild aseptic meningitis during the second phase.[]

  • Rickettsialpox

    Although laboratory tests are not diagnostic, a complete blood count with differential count may reveal leukopenia with relative lymphocytosis, and thrombocytopenia while[] References Old-World Spotted Fevers: Global Status includes separate sections on African tick bite fever, Astrakhan fever, Israeli spotted fever, Rickettsia sibirica mongolotimonae[] […] must take into account that its target cell differs from that of Rocky Mountain spotted fever, boutonneuse fever, louse-borne typhus fever, and murine typhus.[]

  • Mumps

    Blood tests demonstrate a relative lymphocytosis is seen in case of mumps infection.[] […] parotid swelling) and pancreatitis (fever, abdominal pain and vomiting), along with high serum amylase and positive mumps IgM titer.[] The WBC count is usually low or within the normal range with a relative lymphocytosis. Serum amylase may be elevated during the first week of illness.[]

  • Smallpox

    […] reaction (PCR) testing which takes 6 hours) to confirm suspicions. [ 1 ] These tests can only be carried out in specialised laboratories. [ 6 ] Full blood count shows a lymphocytosis[] This infection typically starts with an acute episode of fever, tiredness and headache.[] Fever: Water and rest.[]

  • Bordetella Pertussis

    However, occasional apneic episodes with cyanosis and peripheral lymphocytosis suggested neonatal pertussis and prompted us to examine the presence of Bordetella pertussis[] Tick-borne Rickettsia rickettsii Rocky Mountain spotted fever Rickettsia conorii Boutonneuse fever Rickettsia japonica Japanese spotted fever Rickettsia sibirica North Asian[] Studies of pertussis in children show absolute lymphocytosis in 50% of patients, and characteristic small, mature lymphocytes with hyperchromatic, cleaved nuclei may account[]

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