摘要
To the Editor： A patient presented with oral mucosa, ulcerated pain, and limitation of mouth opening from January 2016. Local doctors diagnosed him with oral ulcer and prescribed courses of related medicine which did not relieve symptoms. Frozen section of oral mucosa （March 31, 2016） showed granulomatous reaction [Figure 1 ]. He was referred to our hospital.
To the Editor： A patient presented with oral mucosa, ulcerated pain, and limitation of mouth opening from January 2016. Local doctors diagnosed him with oral ulcer and prescribed courses of related medicine which did not relieve symptoms. Frozen section of oral mucosa （March 31, 2016） showed granulomatous reaction [Figure 1 ]. He was referred to our hospital.
