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The presence of B symptoms is a marker for more advanced disease with systemic, rather than merely local, involvement. B symptoms are a clear negative prognostic factor in Hodgkin lymphoma. [ 2 ] The relevance of B symptoms in non-Hodgkin lymphoma is less clear, although B symptoms tend to correlate with disease that is either more widespread ...
A group of three particular nonspecific symptoms – fever, night sweats, and weight loss – over a period of six months are termed B symptoms associated with lymphoma and indicate a poor prognosis. [22] Other sub-types of symptoms include: constitutional or general symptoms, which affect general well-being or the whole body, such as a fever ...
Haemophilia B, also spelled hemophilia B, is a blood clotting disorder causing easy bruising and bleeding due to an inherited mutation of the gene for factor IX, and resulting in a deficiency of factor IX. It is less common than factor VIII deficiency (haemophilia A). [3] Haemophilia B was first recognized as a distinct disease entity in 1952. [4]
The B symptoms, such as fever, night sweats, and weight loss, are often present as well. [19] Central nervous system (CNS) symptoms such as cranial neuropathies due to meningeal infiltration are identified in less than 10% of adults and less than 5% of children, particularly mature B-cell ALL (Burkitt leukemia) at presentation. [20]
Hepatitis B is an infectious disease caused by the hepatitis B virus (HBV) that affects the liver; [1] [6] it is a type of viral hepatitis. [7] It can cause both acute and chronic infection. [1] Many people have no symptoms during an initial infection.
Group B streptococcal infection, also known as Group B streptococcal disease or just Group B strep infection, is the infectious disease caused by the bacterium Streptococcus agalactiae. Streptococcus agalactiae is the most common human pathogen belonging to group B of the Lancefield classification of streptococci —hence the name of group B ...
B-virus (Macacine alphaherpesvirus 1; McHV-1; formerly Macacine herpesvirus 1, [3] Cercopithecine herpesvirus 1, [1] CHV-1 [4]), Herpesvirus simiae, or Herpes virus B [2] is the Simplexvirus infecting macaque monkeys. B virus is very similar to HSV-1, and as such, this neurotropic virus is not found in the blood.
Generally, diseases outlined within the ICD-10 codes R00-R69 within Chapter XVIII: Symptoms, signs and abnormal clinical and laboratory findings should be included in this category. Note that there is generally a difference between the concepts of medical signs and medical symptoms .