drugs affecting coagulation bleeding and thrombosis ppt
Chapter 059. Bleeding and Thrombosis (Part 5) ppt
... Chapter 059. Bleeding and Thrombosis (Part 5) Epistaxis is a common symptom, particularly in children and in dry climates, and may not reflect an underlying bleeding disorder. However, ... hereditary hemorrhagic telangiectasia and in boys with vWD. Clues that epistaxis is a symptom of an underlying bleeding disorder include lack of seasonal variation and bleeding that requires medical ... cauterization. Bleeding with eruption of primary teeth is seen in children with more severe bleeding disorders, such as moderate and severe hemophilia. It is uncommon in children with mild bleeding...
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Chapter 059. Bleeding and Thrombosis (Part 1) pdf
... Chapter 059. Bleeding and Thrombosis (Part 1) Harrison's Internal Medicine > Chapter 59. Bleeding and Thrombosis Bleeding and Thrombosis: Introduction The human ... procoagulant and anticoagulant forces. The procoagulant forces include platelet adhesion and aggregation and fibrin clot formation; anticoagulant forces include the natural inhibitors of coagulation and ... of blood coagulation have been described in the past: the so-called extrinsic, or tissue factor, pathway and the so-called intrinsic, or contact activation, pathway. We now know that coagulation...
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Chapter 059. Bleeding and Thrombosis (Part 2) potx
... factor XIIIa, which covalently cross-links and thereby stabilizes the fibrin clot. Figure 59-2 Chapter 059. Bleeding and Thrombosis (Part 2) Coagulation is initiated by tissue factor (TF) ... FIX and FX, which in turn, with FVIII and FV as cofactors, respectively, results in thrombin formation and subsequent conversion of fibrinogen to fibrin. Thrombin activates FXI, FVIII, and ... through FIX/FVIII. Coagulation requires calcium (not shown) and takes place on phospholipid surfaces, usually the activated platelet membrane. The immediate trigger for coagulation is vascular...
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Chapter 059. Bleeding and Thrombosis (Part 3) docx
... thrombin and the other clotting factors in coagulation. Antithrombin neutralizes thrombin and other activated coagulation factors by forming a complex between the active site of the enzyme and the ... Bleeding and Thrombosis (Part 3) Sites of action of the four major physiologic antithrombotic pathways: antithrombin (AT); protein C/S (PC/PS); tissue factor pathway inhibitor (TFPI); and ... sensitive markers of blood clot formation, and some have been validated for clinical use to exclude the diagnosis of deep venous thrombosis (DVT) and pulmonary embolism in selected populations....
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Chapter 059. Bleeding and Thrombosis (Part 4) potx
... Chapter 059. Bleeding and Thrombosis (Part 4) Approach to the Patient: Bleeding and Thrombosis Clinical Presentation Disorders of hemostasis ... contributed to the bleeding or thrombotic state. In addition, the history can give clues as to the etiology by determining (1) the bleeding (mucosal and/ or joint) or thrombosis (arterial and/ or venous) ... trauma/surgery-induced bleeding? Spontaneous hemarthroses are a hallmark of moderate and severe factors VIII and IX deficiency and, in rare circumstances, of other clotting factor deficiencies. Mucosal bleeding...
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Báo cáo khoa học: "VOICE SIMULATION: FACTORS AFFECTING QUALITY AND NATURALNESS" pptx
... SIMULATION: FACTORS AFFECTING QUALITY AND NATURALNESS B. Yegnanarayana Department of Computer Science and Engineering Indian Institute of Technology, Madras-60O 036, India J.M. Naik and D.G. Childers ... excitation and system independently and (2) a means for combining the excitation and system through convolution without further interpolation of the system parameters during synthesis. Atal and ... tract system characteristics and the excitation charac- teristics such as pitch, pitch contour and glottal waveshape. For thls reason we have decided to use the standard LPC-type vocoder. In...
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Lecture 6 WLAN Standards and Organizations.ppt
... applications issues and trends.✔ It serves as a resource to customers and prospects of wireless local area products and wireless personal area products and to industry press and analysts. February ... the IEEE Standards Review Committee.✔ It is published as a standard● The standard may then be forwarded to the International Organization for Standardization (ISO) for approval and publication ... Standard.✔ The 802.11 is the base standard (ratified July 1997, updated in 1999 and reaffirmed in 2003). ✔All other 802.11 standards simply amend the base standard and are identified by lower case...
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MAC and Physical.ppt
... and other characteristics can be measured, improved, and, to some extent, guaranteed in advance. ✔ QoS provides subscribers better reception for full-motion video, high-fidelity audio, and ... modifies the rules associated with DCF and PCF to create, respectively:✔ an Enhanced Distributed Channel Access Function (EDCAF) for DCF or DCF plus QoS ✔ And a Hybrid Coordination Function ... the Virtual Carrier-Sensing indicates the medium is idle and the station can transmit.● For the station to transmit both the physical and virtual carrier sense must report an idle condition...
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Báo cáo y học: "Correlations of HBV Genotypes, Mutations Affecting HBeAg Expression and HBeAg/ anti-HBe Status in HBV Carriers"
... between genotypes (B and C) and core promoter mutations as well as codon 15 variants. Also no correlation was observed between HBeAg/ anti-HBe status with genotypes (B and C) and core promoter ... EcoNI (New England Biolabs) and observed on 2.0 % agarose gel (Promega). T1858 variant would produce 20 bp and 190 bp restriction products while C1858 variant would be undigested and remained ... Japan and Ba which is found in some other Asian countries such as China, Hong Kong, Taiwan, Thailand and Vietnam. The Ba strain has recombination with genotype C in the precore region and the...
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