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Nosebleeds for Teens
Although nosebleeds are usually harmless and easily controlled, it may look like a gallon of blood is coming from your nose! Find out what causes nosebleeds and how to stop them.
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A to Z: Hemophilia B (Factor IX Deficiency) for Parents
In hemophilia B (factor IX deficiency), the body doesn't make enough factor IX (factor 9), one of the substances the body needs to form a clot.
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First Aid: Nosebleeds for Parents
Although they can be serious, nosebleeds are common in children ages 3 to 10 years and most stop on their own.
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A to Z: Factor VIII Deficiency (Hemophilia A) for Parents
In factor VIII deficiency (hemophilia A), the body doesn't make enough factor VIII (factor 8), one of the substances the body needs to form a clot.
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A to Z: Hemophilia A (Factor VIII Deficiency) for Parents
In factor VIII deficiency (hemophilia A), the body doesn't make enough factor VIII (factor 8), one of the substances the body needs to form a clot.
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A to Z: Varices for Parents
Varices are swollen blood vessels that usually develop in the esophagus or stomach.
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A to Z: Factor IX Deficiency (Hemophilia B) for Parents
In factor IX deficiency (hemophilia B), the body doesn't make enough factor IX (factor 9), one of the substances the body needs to form a clot.
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Nosebleeds for Kids
Ever get a nosebleed? Lots of kids have had at least one. To learn more, follow your nose to this article for kids.
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Why Do Newborns Need a Vitamin K Shot? for Parents
Newborns need a dose of vitamin K at birth. Here's why.
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Blood Test: Partial Thromboplastin Time (PTT) for Parents
A partial thromboplastin time (PTT) test is used to evaluate blood's ability to clot. It may be done as part of an evaluation for a bleeding disorder or to monitor the effects of blood-thinning medicine.