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Hematology (spelled haematology in British English) is the branch of medicine concerned with the study of the cause, prognosis, treatment, and prevention of diseases related to blood. [ 1 ] [ 2 ] It involves treating diseases that affect the production of blood and its components, such as blood cells , hemoglobin , blood proteins , bone marrow ...
Historically, ABO blood tests were used in paternity testing, but in 1957 only 50% of American men falsely accused were able to use them as evidence against paternity. [36] Occasionally, the blood types of children are not consistent with expectations—for example, a type O child can be born to an AB parent—due to rare situations, such as ...
Polycythemia is defined as serum hematocrit (Hct) or hemoglobin (HgB) exceeding normal ranges expected for age and sex, typically Hct >49% in healthy adult men and >48% in women, or HgB >16.5 g/dL in men or >16.0 g/dL in women. [8] The definition is different for neonates and varies by age in children. [9] [10]
Blood types are defined according to the presence or absence of specific antigens on the surface of red blood cells. The most important of these in medicine are the ABO and RhD antigens [7]: 585 but many other blood group systems exist and may be clinically relevant in some situations. As of 2021, 43 blood groups are officially recognized.
A healthy level of hemoglobin for men is between 13.2 and 16.6 grams per deciliter, and in women between 11.6 and 15 g/d. [31] Normal adult hemoglobin is composed of four protein chains, two α and two β-globin chains arranged into a heterotetramer.
While the opening round of the 2024 NFL playoffs didn’t provide many nail-biting finishes, it did set up some must-see divisional round clashes. The two No. 1 seeds return from their well-earned ...
Cindy Ord/Staff/Getty Images. Bloomberg estimates Gomez's net worth at about $1.3 billion, citing Rare Beauty as the majority source of her wealth, as she holds a reported 51 percent stake.
Anabolic androgenic steroid (AAS) [25] [26] use can also increase the amount of RBCs and, therefore, impact the hematocrit, in particular the compounds boldenone [27] and oxymetholone. [28] In cases of dengue fever, a high hematocrit is a danger sign of an increased risk of dengue shock syndrome. Hemoconcentration can be detected by an ...