Cold agglutinin disease (CAD) is a distinct clinicopathologic entity characterized by clonal B-cell lymphoproliferative disorder in the bone marrow. B-cell gene mutations affect NF-Kappa B as well as chromatin modification and remodeling pathways. Clonal immunoglobulins produced by B cells bind to red cells (RBCs) at cold temperatures causing RBC aggregation, complement cascade activation and cold-autoantibody autoimmune hemolytic anemia (cAIHA). The clinical picture shows cold-induced symptoms and cAIHA. Therapeutic options include "wait and watch", rituximab-based regimens, and complement-directed therapies. Steroids must not be used for treating CAD. New targeted therapies are possibly identified after recent molecular studies.
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Peking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R ChinaPeking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R China
Shen, Kai-Ni
Zhao, Dan-Qing
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Peking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R ChinaPeking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R China
Zhao, Dan-Qing
Mao, Yue-Ying
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Peking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R ChinaPeking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R China
Mao, Yue-Ying
Cai, Hua-Cong
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Peking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R ChinaPeking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R China
Cai, Hua-Cong
Li, Jian
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Peking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R ChinaPeking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R China
Li, Jian
Cao, Xin-Xin
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Peking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R ChinaPeking Union Med Coll & Chinese Acad Med Sci, Peking Union Med Coll Hosp, Dept Hematol, Beijing, Peoples R China