CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous...

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Transcript of CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous...

Page 1: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls
Page 2: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls
Page 3: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls
Page 4: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls
Page 5: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls
Page 6: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls
Page 7: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls

Cutaneous B-Cell Lymphoma(Marginal Zone Lymphoma)

Page 8: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls

CD79a

Page 9: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls

CD79a

Page 10: CD79a - DermpathMD.comdermpathmd.com/cases/slide atlas/Cutaneous B-cell Lymphoma-3.pdfCutaneous B-Cell Lymphoma (Marginal Zone Lymphoma) CD79a. CD79a. Pearls

Pearls Nodular and diffuse

lymphoid infiltrate Grenz zone separates

infiltrate from epidermis Bottom heavy infiltrate

extending into subcutaneous adipose tissue and adnexal structures

May have increased plasma cells

Confirm with IHC stains (CD20, CD79a+)


Follicular Lymphoma Transformed Lymphoma Diffuse Large B-Cell Lymphoma

Follicular Lymphoma Transformed Lymphoma Diffuse Large B-Cell Lymphoma

Hodgkins lymphoma

Hodgkins lymphoma

Lymphoma Overview

Lymphoma Overview

Mantle cell lymphoma Large cell lymphoma T cell lymphoma

Mantle cell lymphoma Large cell lymphoma T cell lymphoma

Pre-malignant signs of gastric MALT lymphoma · hypothesis of MALT lymphoma of a plasmacytic type. The IHC study demonstrated positivity for CD79a, CD43, and CD138, and negativity

Pre-malignant signs of gastric MALT lymphoma · hypothesis of MALT lymphoma of a plasmacytic type. The IHC study demonstrated positivity for CD79a, CD43, and CD138, and negativity

Cutaneous Tuberculosis: Clinicopathologic Arrays …downloads.hindawi.com/journals/drp/2018/7201973.pdfCutaneous tuberculosis exhibits diverse clinical manifes tations: inammatory

Cutaneous Tuberculosis: Clinicopathologic Arrays …downloads.hindawi.com/journals/drp/2018/7201973.pdfCutaneous tuberculosis exhibits diverse clinical manifes tations: inammatory

Hodgkin’S Lymphoma

Hodgkin’S Lymphoma

Composite Lymphoma

Composite Lymphoma

Composite diffuse large B-cell lymphoma and classical Hodgkin’s lymphoma … · 2017. 4. 24. · The combination of classical Hodgkin’s lymphoma (cHL) and non-Hodgkin lymphoma

Composite diffuse large B-cell lymphoma and classical Hodgkin’s lymphoma … · 2017. 4. 24. · The combination of classical Hodgkin’s lymphoma (cHL) and non-Hodgkin lymphoma

27 lymphoma

27 lymphoma

Burkitt Lymphoma and Plasmablastic Lymphoma - unibo.it · Burkitt Lymphoma and Plasmablastic Lymphoma ... BCR signaling pathway. weather coincidental infections with additional pathogens

Burkitt Lymphoma and Plasmablastic Lymphoma - unibo.it · Burkitt Lymphoma and Plasmablastic Lymphoma ... BCR signaling pathway. weather coincidental infections with additional pathogens

Lymphoplasmacytic Lymphoma (LPL)/ Waldenstrom ......PB or BM helpful A diagnosis of exclusion in the absence of splenectomy SMZL: Immunophenotype Positive: sIgM, sIgD, CD20, CD79a

Lymphoplasmacytic Lymphoma (LPL)/ Waldenstrom ......PB or BM helpful A diagnosis of exclusion in the absence of splenectomy SMZL: Immunophenotype Positive: sIgM, sIgD, CD20, CD79a

Lymphoma new

Lymphoma new

Lymphoma s

Lymphoma s

Lymphoma 2003

Lymphoma 2003

Extranodal Lymphoma: Waldeyer’s Ring Lymphomas, primary Muscle Lymphoma Sinus Lymphomas, Bone Lymphoma Salivery Gland Lymphoma, Pancreatic Lymphoma Thyroid.

Extranodal Lymphoma: Waldeyer’s Ring Lymphomas, primary Muscle Lymphoma Sinus Lymphomas, Bone Lymphoma Salivery Gland Lymphoma, Pancreatic Lymphoma Thyroid.

Lymphoma 101

Lymphoma 101

Hodgkin’s Lymphoma

Hodgkin’s Lymphoma

CD79a - Welcome to DermpathMD.com/Dermatopathology … atlas/Cutaneous B-cell Lymphoma-4.pdfLymphoma-B cell immunophenotype. CD79a. Pearls ... Look for infiltration around eccrine

CD79a - Welcome to DermpathMD.com/Dermatopathology … atlas/Cutaneous B-cell Lymphoma-4.pdfLymphoma-B cell immunophenotype. CD79a. Pearls ... Look for infiltration around eccrine

oral lymphoma

oral lymphoma