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This combination can lead to vitamin K deficiency and later onset bleeding. Vitamin K deficiency leads to the risk of blood coagulation problems due to impaired production of clotting factors II, VII, IX, X, protein C and protein S by the liver. More rarely VKDB can be caused by maternal medicines causing vitamin K deficiency in the newborn. [2]
Therefore, the Committee on Nutrition of the American Academy of Pediatrics recommends that 0.5 to 1.0 mg Vitamin K 1 be administered to all newborns shortly after birth. [4] Postmenopausal and elderly women in Thailand have a high risk of Vitamin K 2 deficiency, compared with the normal value of young, reproductive females. [5]
Some parents may refuse the vitamin K shot given at birth to help reduce risk of HDN, and in these cases oral vitamin K can be administered. This alternative is evaluated on a case-by-case basis as there are no guidelines for oral vitamin K for infants in the U.S. [ 22 ] Vitamin K supplementation via the oral route of administration may require ...
Vitamin K is a family of structurally similar, fat-soluble vitamers found in foods and marketed as dietary supplements. [1] The human body requires vitamin K for post-synthesis modification of certain proteins that are required for blood coagulation ("K" from Danish koagulation, for "coagulation") or for controlling binding of calcium in bones and other tissues. [2]
Cell-free DNA can be used the determine the Rh antigen of the fetus when the mother is Rh negative. Blood is taken from the mother during the pregnancy, and using PCR, can detect the K, C, c, D, and E alleles of fetal DNA. This blood test is non-invasive to the fetus and is an easy way of checking antigen status and risk of HDN.
The American Academy of Pediatrics (AAP) is the largest professional association of pediatricians in the United States. [1] It is headquartered in Itasca, Illinois , and maintains an office in Washington, D.C. [ 2 ] The AAP has published hundreds of policy statements, ranging from advocacy issues to practice recommendations.
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Menadiol is an organic compound with the formula C 6 H 4 (COH) 2 (CH)(CH 3).It is formally a derivative of p-hydroquinone.The name vitamin K 4 can refer to: . specifically this compound, [1] [2]