Bruton's<unk>  should be differentiated from other disorders leading to hypogammaglobulinemia and defects of humoral immunity.
X-linked agammaglobulinemia differential diagnosis
Adult T-cell leukemia differential diagnosis
Angioimmunoblastic T-cell lymphoma differential diagnosis
Autoimmune lymphoproliferative syndrome causes
Graft-versus-host disease differential diagnosis
COVID-19-associated Miller-Fischer syndrome differential diagnosis
Hypergammaglobulinemia pathophysiology
B-cell prolymphocytic leukemia differential diagnosis