Lymphoblastoma. Presented by Dr. Anthony N. Domonkos.
A white man, aged 48 has had recurring lesions on the left arm and left popliteal space for the past six years. These lesions have been biopsied a number of times.
Description: At the present time, the patient has infiltrated brown nodules, some arranged in arcuate fashion on the left arm.
Laboratory examination: All blood cell counts up to the present time have been within normal limits. The same is true of sedimentation rate and blood platelet counts.
Biopsies: May 8, 1952: "Throughout the cutis is a tremendous cellular infiltration. The overlying epidermis is slightly acanthotic and flattened, but otherwise shows no important change. In some areas, the type of cell cannot be determined. In the upper portions, there are various types of cells including small round cells, wandering connective tissue cells, and some epithelioid cells. An occasional mitotic figure can
Sloane MB, Hurlbut WB. METROPOLITAN DERMATOLOGICAL SOCIETY OF NEW YORK. AMA Arch Derm. 1958;78(4):525–528. doi:10.1001/archderm.1958.01560100101026