Spherocytosis, Type 1, also known as hereditary spherocytosis type 1, is related to hereditary spherocytosis and leukemia, chronic lymphocytic, and has symptoms including icterus An important gene associated with Spherocytosis, Type 1 is ANK1 (Ankyrin 1), and among its related pathways/superpathways are Ciliopathies and Interaction between L1 and Ankyrins. Affiliated tissues include bone marrow and bone, and related phenotypes are hemolytic anemia and reticulocytosis