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.
Diagnostic Tests for Cancer for Parents
Learn about exams your child may need.
Caring for Your Child for Parents
Advice on treatment, care, and coping.
Hemophilia for Parents
Hemophilia is a rare bleeding disorder that prevents the blood from clotting properly. With modern treatment, most kids who have it can lead full, healthy lives.
Heart Health Content List for Parents
Are you heart smart? Learn more about this amazing muscle, including how to care for kids with heart conditions.
Cancer Center Content List for Parents
From treatments and prevention to coping with the emotional aspects of cancer, the Cancer Center provides comprehensive information that parents need.
Medical Tests & Exams for Parents
Does your child need a diagnostic test? Find out what to expect.
A von Willebrand factor (vWF) activity - ristocetin cofactor test lets doctors evaluate the functioning of a protein that helps blood to clot.
Blood Test: von Willebrand Factor (vWF) Antigen for Parents
Doctors order the vWF antigen test to help diagnose or monitor the treatment of von Willebrand disease.
Blood Test: Factor VIII Activity for Parents
A factor VIII activity blood test enables doctors to evaluate the functioning of a protein that helps blood to clot.