Antibody Index
Antibody Index Antibodies Discussed Antibody Symbol/Name Antibody Description Clones/Alternative Names β-2-microglobulin component of MHC class I molecules B2-MICROGLB κ light chain kappa light chain KAPPA λ light chain lambda light…
Enteropathy-associated T-cell Lymphoma
Enteropathy-associated T-cell Lymphoma Sa A. Wang, MD Key Facts Terminology T-cell lymphoma of intestine Arises from intraepithelial T cells Etiology/Pathogenesis Classical cases of EATL arise in patients with evidence of…
Palisaded Myofibroblastoma
Palisaded Myofibroblastoma L. Jeffrey Medeiros, MD Key Facts Terminology Intranodal palisaded myofibroblastoma Synonyms Intranodal hemorrhagic spindle-cell tumor with amianthoid fibers Myofibroblastoma Clinical Issues Rare benign tumor of probable myofibroblastic origin…
Peripheral T-cell Lymphoma, Not Otherwise Specified
Peripheral T-cell Lymphoma, Not Otherwise Specified James M. You, MD, PhD Key Facts Clinical Issues PTCL represents approximately 6.0% of all non-Hodgkin lymphomas Mainly arises in middle-aged adults; rare in…
Primary Effusion Lymphoma (PEL) and Solid Variant of PEL
Primary Effusion Lymphoma (PEL) and Solid Variant of PEL Francisco Vega, MD, PhD Key Facts Etiology/Pathogenesis PEL arises from HHV8-infected B cells frequently coinfected by EBV Associated with HIV infection…
ALK+ Anaplastic Large Cell Lymphoma
ALK+ Anaplastic Large Cell Lymphoma Francisco Vega, MD, PhD Key Facts Terminology CD30(+) lymphoma of T- or null cell lineage having chromosomal abnormalities involving 2p23 (ALK locus) Clinical Issues Children…
Primary Cutaneous Diffuse Large B-cell Lymphoma, Leg Type
Primary Cutaneous Diffuse Large B-cell Lymphoma, Leg Type Sa A. Wang, MD Key Facts Terminology Primary cutaneous DLBCL composed exclusively of large transformed cells Clinical Issues 20% of primary cutaneous…
B-cell Lymphoma, Unclassifiable, with Features Intermediate Between Diffuse Large B-cell Lymphoma and Burkitt Lymphoma
B-cell Lymphoma, Unclassifiable, with Features Intermediate Between Diffuse Large B-cell Lymphoma and Burkitt Lymphoma Carlos E. Bueso-Ramos, MD, PhD Key Facts Terminology Aggressive B-cell lymphoma with morphological and genetic features…
Lymphadenopathy Associated with Joint Prostheses
Lymphadenopathy Associated with Joint Prostheses Roberto N. Miranda, MD Key Facts Terminology Lymphadenopathy caused by abraded metal debris and cementing substances drained from sites of joint prostheses Etiology/Pathogenesis Hip and…
Diffuse Large B-cell Lymphoma, NOS, Immunoblastic
Diffuse Large B-cell Lymphoma, NOS, Immunoblastic Francisco Vega, MD, PhD Key Facts Terminology Diffuse proliferation of large neoplastic B cells with immunoblastic cytologic features Immunoblasts must be > 90% of…
