Preferred Label : Sickle Cell-Hemoglobin C Disease;
NCIt synonyms : Hemoglobin SC Disease; HbSC;
NCIt definition : A hemoglobinopathy that is considered a hybrid of sickle cell disease and hemoglobin
C disease. Patients present with the symptoms of sickle cell disease but the latter
are less frequent and severe compared to sickle cell disease.;
Alternative definition : NICHD: A variant of sickle cell disease due to heterozygosity for hemoglobin S and
hemoglobin C mutations. Patients present with the symptoms of sickle cell disease
but the symptoms are less frequent and severe compared to patients with full sickle
cell disease.;