Methemoglobinemia: eMedicine Hematology

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Methemoglobinemia: eMedicine Hematology

emedicine.medscape.com

Overview: Methemoglobinemia occurs when red blood cells (RBCs) contain greater than 1% methemoglobin. This occurs from either congenital changes in methemoglobin affecting synthesis and metabolism or from exposure to toxins that acutely affect redox reactions involving methemoglobin. ...

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Most Recently Shared on May 8, 2010 at 5:26 pm By:

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Methemoglobinemia in eMedicine Hematology has been updated -- http://bit.ly/9olhQ3

2 years ago...

Factor XI Deficiency: eMedicine Hematology

emedicine.medscape.com — “Overview: Factor XI (FXI) deficiency is an autosomal disorder that may be associated with bleeding. Other terms for this disorder include plasma thromboplastin antecedent (PTA) deficiency, Rosenthal syndrome, and hemophilia C. Rosenthal first described this bleeding disorder ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 9:25 pm By:

Health_SS Susan S Health Advocate

Factor XI (FXI) deficiency is an autosomal disorder that may be associated with bleeding. Learn more about factor XI. http://bit.ly/bQKYGS

2 years ago...

Factor VIII: eMedicine Hematology

emedicine.medscape.com — “Overview: The hemostatic system, consisting of the blood vessels and their content, blood, plays a crucial role in human survival. The importance of the plasma coagulation system in protecting life by preventing further blood loss following transection ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 9:25 pm By:

Health_SS Susan S Health Advocate

Factor VIII (FVIII-C; antihemophilic globulin) is an essential part of the hemostatic mechanism. More about factor VIII.http://bit.ly/atq6aL

2 years ago...

Factor VII: eMedicine Hematology

emedicine.medscape.com — “Overview: Blood coagulation is a series of reactions in which plasma zymogens are converted into active enzymes. The final event of these reactions is the formation of an insoluble fibrin clot. These coagulant reactions are regulated by ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 8:29 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

Blood Factor VII is synthesized in the liver and secreted as a single-chain glycoprotein of 48 k. Learn more. http://bit.ly/9cV2H4

2 years ago...

Factor V: eMedicine Hematology

emedicine.medscape.com — “Overview: Isolated factor V deficiency is a rare inherited coagulopathy. Factor V deficiency is also known as Owren disease or parahemophilia. Dr. Paul Owren identified this defect in Norway in 1943. Using relatively primitive technology, he was ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 8:29 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

Factor V deficiency is also known as Owren disease or parahemophilia. Learn more about factor V. http://bit.ly/dCQXeO

2 years ago...

Factor X: eMedicine Hematology

emedicine.medscape.com — “Overview: Clotting factor X, or Stuart-Prower factor, is a vitamin K-dependent serine protease that serves as the first enzyme in the common pathway of thrombus formation. Factor X deficiency is a bleeding disorder that can be inherited ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 8:28 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

Clotting factor X is sometimes called Stuart-Prower factor. Learn factor X's role in blood clotting. http://bit.ly/c69JbS

2 years ago...

Factor IX: eMedicine Hematology

emedicine.medscape.com — “Overview: The most significant breakthroughs in comprehending the mechanisms associated with coagulation first came from an understanding of the individual causes of the bleeding disorders. The recognition in 1952 that hemophilia B was due to a deficiency ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 8:26 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

Factor IX deficiency is 4-6 times less prevalent than factor VIII (FVIII) deficiency. Learn more. http://bit.ly/bRUT9g

2 years ago...

Factor II: eMedicine Hematology

emedicine.medscape.com — “Overview: Clotting factor II, or prothrombin, is a vitamin K-dependent proenzyme that functions in the blood coagulation cascade. Factor II deficiency is a rare, inherited or acquired bleeding disorder. In 1947, Quick and colleagues were the first ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 8:25 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

Clotting factor II, or prothrombin, is a vitamin K–dependent proenzyme that functions in the blood coagulation cascade. http://bit.ly/cwvDsc

2 years ago...

Antithrombin Deficiency: eMedicine Hematology

emedicine.medscape.com — “Overview: Antithrombin III (ATIII) is currently referred to as antithrombin (AT). Antithrombin (AT) is a 58-kDa molecule belonging to the serine protease inhibitor (serpin) superfamily that plays a central role as an anticoagulant in mammalian circulation systems; ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 7:50 pm By:

Health_SS Susan S Health Advocate

Antithrombin III (ATIII) is currently referred to as antithrombin (AT). Learn about antithrombin deficiency. http://bit.ly/bSjhVt

2 years ago...

Disseminated Intravascular Coagulation: eMedicine Hematology

emedicine.medscape.com — “Overview: Disseminated intravascular coagulation (DIC) is not a specific diagnosis, and its presence always indicates another underlying disease. There are many diseases that may lead to the occurrence of disseminated intravascular coagulation (DIC) (see Causes). Disseminated intravascular ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 7:44 pm By:

Health_SS Susan S Health Advocate

Disseminated intravascular coagulation (DIC) is not a specific diagnosis & its presence indicates underlying disease. http://bit.ly/d2dW6b

2 years ago...

Alpha2-Plasmin Inhibitor Deficiency: eMedicine Hematology

emedicine.medscape.com — “Overview: Platelet disorders and inherited or acquired deficiencies of hemostatic factors (eg, factor VIII, factor IX, or von Willebrand factor [vWF]) lead to excessive bleeding, as is widely recognized. Widespread experience with the use of thrombolytic agents ...View full resource at emedicine.medscape.com

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Most Recently Shared on June 2, 2010 at 7:27 pm By:

Health_SS Susan S Health Advocate

The fact that a deficiency of alpha2-plasmin inhibitor can lead to excessive bleeding is not widely appreciated. http://bit.ly/b8chdX

2 years ago...

Immune Thrombocytopenic Purpura: eMedicine Hematology

emedicine.medscape.com — “Overview: Immune thrombocytopenic purpura (ITP) is a clinical syndrome in which a decreased number of circulating platelets (thrombocytopenia) manifests as a bleeding tendency, easy bruising (purpura), or extravasation of blood from capillaries into skin and mucous membranes ...View full resource at emedicine.medscape.com

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Most Recently Shared on May 17, 2010 at 6:45 pm By:

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Now available - Immune Thrombocytopenic Purpura: eMedicine Hematology - http://bit.ly/blTC8W

2 years ago...

Pyruvate Kinase Deficiency: eMedicine Endocrinology

emedicine.medscape.com — “Overview: Pyruvate kinase deficiency (PKD) is one of the most common enzymatic defects of the erythrocyte. This disorder manifests clinically as a hemolytic anemia, but surprisingly, the symptomatology is less severe than hematologic indices indicate. Presumably, this ...View full resource at emedicine.medscape.com

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Most Recently Shared on May 5, 2010 at 7:27 pm By:

Health_SS Susan S Health Advocate

Pyruvate kinase deficiency (PKD) is one of the most common enzymatic defects of the erythrocyte. More information. http://bit.ly/bQCN8M

2 years ago...

Methemoglobinemia: eMedicine Emergency Medicine

emedicine.medscape.com — “Overview: Red blood cells contain 4 hemoglobin chains. Each hemoglobin molecule is composed of 4 polypeptide chains associated with 4 heme groups. The heme group contains an iron molecule in the reduced or ferrous form (Fe2+). In ...View full resource at emedicine.medscape.com

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Most Recently Shared on April 30, 2010 at 5:12 am By:

Health_SS Susan S Health Advocate

Methemoglobinemia is considered an acquired disorder, though congenital cases have been reported. Learn more. http://bit.ly/9D0shn

2 years ago...

Pediatrics, Fifth Disease or Erythema Infectiosum: eMedicine Emergency Medicine

emedicine.medscape.com — “Overview: Erythema infectiosum is usually a benign childhood condition characterized by a classic slapped-cheek and lacy exanthem. It is an infection caused by human parvovirus (HPV) B19. Human parvovirus B19 also is associated with other hematologic, rheumatologic, ...View full resource at emedicine.medscape.com

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Most Recently Shared on April 28, 2010 at 4:24 am By:

SusanS_Health Susan Scroggins Active Health Library and Health Advocate

Pediatric fifth disease is also known as erythema infectiosum. Learn the causes and symptoms of this condition. http://bit.ly/bxnT6j

2 years ago...

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