Description of the disease * EnglishPolish Pobierz sekcję do PDF Definition A moderately severe form of hemophilia B characterized by factor IX deficiency (biological activity 1-5 IU/dL) leading to abnormal bleeding as a result of minor injuries or following trauma, surgery or tooth extraction. Spontaneous hemorrhages are rare. The condition primarily affects males but may also be observed in female carriers of disease-causing mutations. Disease data Classification Clinical subtype Synonyms Moderate congenital F9 deficiency Umiarkowanie ciężki Niedobór czynnika IX Moderate congenital factor IX deficiency ORPHA code 169796 OMIM code 306900 ICD10 code D67 ICD11 code 3B11.0 *Soruce Extended description of the disease Pobierz sekcję do PDF No additional description. Orphanet - interntowa baza danych dotyczących rzadkich chorób i sierochych leków. ©INSERM 1999 - Dostępna na stronie www.orphanet.pl