Out of all oral malignant
tumor,
malignant lymphoma occurs in only 3.5%. Especially, most of the primary
malignant lymphomas, which occur in the
head &
neck region are high-grade
diffuse large B-cell lymphoma and
mucosa-associated
lymphoid tissue (MALT)
marginal zone B-cell lymphoma is very rare. In the
head &
neck region,
malignant lymphoma is reported to occur in the
thyroid,
salivary gland,
trachea,
larynx, orbital lobe and the Waldeyer's ring. Among the Waldeyer's ring, palatal
tonsil is reported to be the most common region, but, only 1 case
report was published in
Korea. Until now, there were no
case reports of
MALT lymphoma that occurred in the
tongue. The purpose of this case
report is to
report and discuss on a case of
MALT lymphoma of the
tongue.