Condition
Factor XI Deficiency
General Healthcare
Overview
A hereditary deficiency of blood coagulation factor XI (also known as plasma thromboplastin antecedent or PTA or antihemophilic factor C) resulting in a systemic blood-clotting defect called hemophilia C or Rosenthal's syndrome, that may resemble classical hemophilia.
This information is general and should not be treated as medical advice. Always speak directly with a qualified healthcare professional before making decisions about treatment, diagnosis, procedures, medicines or care.
Quick facts about Factor XI Deficiency
- Topic type
- Condition
- Category
- General Healthcare
- MeSH classification
- C15.378.100.100.325|C15.378.100.141.325|C15.378.463.325|C16.320.099.325
Preparing for an appointment about Factor XI Deficiency
If you are speaking with a healthcare professional about Factor XI Deficiency, it can help to prepare a few details in advance.
- Write down your symptoms and when they started.
- Bring details of any medicines, supplements or previous treatments.
- Ask what tests or assessments may be needed.
- Ask what treatment or management options may be suitable.
- Ask when you should seek urgent medical help or follow-up care.
Finding care related to Factor XI Deficiency
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Source: Medical Subject Headings (MeSH), produced by the U.S. National Library of Medicine. EuroCareFinder is not endorsed by the National Library of Medicine. MeSH version: 2026.