Inherited disorders that are characterized by subcutaneous and submucosal EDEMA in the upper RESPIRATORY TRACT and GASTROINTESTINAL TRACT.

Synonyms: Angioedema, Hereditary, Angioneurotic Edema, Hereditary, Angioedemas, Hereditary, C1 Inhibitor Deficiency, Edema, Hereditary Angioneurotic, Hereditary Angioedema, Angioneurotic Edemas, Hereditary, Edemas, Hereditary Angioneurotic, C1 Esterase Inhibitor Deficiency, Hereditary Angioneurotic Edema, Hereditary Angioedemas, Hereditary Angioneurotic Edemas