Case Number : Case 494 Posted By: Guest

[b]Phillip H McKee - Overseas Consultations (Cave Creek, Arizona, United States) Wrote:[/b]

As I have to go out for much of the day, I am posting the answer early. You all did very well. This is indeed a case of tumor stage MF with transformation confirmed with immunohistochemistry for CD30. The population of tumor cells are almost all blast forms. Obviously the history of prior plaques makes life much easier when approaching these images.

[size=2]Submitted on 01/05/2012 17:32[/size] [b]Eman El-Nabarawy - () Wrote:[/b]

Tumor stage MF.

[size=2]Submitted on 01/05/2012 17:01[/size] [b]Marcela Saeb Lima - INCMNSZ (Mexico City) Wrote:[/b]

Transformation of tumor stage MF

[size=2]Submitted on 01/05/2012 15:52[/size] [b]Mona Abdel Halim - () Wrote:[/b]

Tumor stage MF

[size=2]Submitted on 01/05/2012 14:15[/size] [b]Wilber Javier Martínez C. - CES University (Medellìn-Colombia) Wrote:[/b]

Transformation of mycosis fungoides

[size=2]Submitted on 01/05/2012 14:12[/size] [b]A Bansal - BCU HB (North Wales) Wrote:[/b]

Lymphoma, DD: MF or DLBCL. Requires immuno panel.

[size=2]Submitted on 01/05/2012 12:51[/size] [b]Marwa Fawzy - Dermatology Department, Faculty of Medicine, Cairo University (Egypt) Wrote:[/b]

Tumour (transformation) stage of MF

[size=2]Submitted on 01/05/2012 12:07[/size] [b]Izzat Abdul-kadir - ST2 - York Hospital (UK) Wrote:[/b]

MF, tumour stage.

[size=2]Submitted on 01/05/2012 11:50[/size] [b]Hazem Hamed - Department of Histopathology, Imperial College (LONDON) Wrote:[/b]

Diffuse infiltrate with vague nodular pattern of medium sized or large centroblast-like cells and centrocyte-like cells. Mitosis is frequent. This is a malignant lymphoid neoplasm and the differential diagnosis includes: tumour (transformation) stage of MF AND DLBCL. For initial panel of immuno (CD20, CD3, CD30, BCL2, CD21, CD23, CD30, CD4, CD8, CD7, CD5, CD10 AND BCL6)

[size=2]Submitted on 01/05/2012 11:27[/size]

MF, tumour stage.