Monoclonal Immunoglobulin Deposition Disease

**Semantic type:** Neoplastic Process

**Definition:** A mature B-cell neoplasm characterized by the deposition of immunoglobulin in tissues, resulting in impaired organ function. It includes the following entities: primary amyloidosis, heavy chain deposition disease, and light chain deposition disease.

**Synonyms:** - Immunoglobulin Deposition Disease - Immunoglobulin deposition disease