Gingival Infiltration in Acute Monocytic Leukemia

A 48-year-old woman presented with fatigue and painful, swollen, whitened gums. Her white-cell count was 225,000 per cubic millimeter, and peripheral-blood flow cytometry and bone marrow biopsy revealed 89% myeloblasts. A diagnosis of acute monocytic leukemia was made, and the gingival swelling abated with chemotherapy.