正中菱形舌炎是发生在舌盲孔前、舌背中线区的一种特殊的疾病。1907年首先由法国医生Brocq 提出,1914年Brocq 和Pautrier共同报告了17例病人,第一次对此病作了较详细的描述。1924年Lane 公布的资料使用了“Glossitis rhombica mediana”的名称,此后,通用的专业命名为“median rhomb-old glossitis”,国内译为“正中菱形舌炎”。(简称MRG)。 Ching ling glossitis is in the middle of the blind hole in the tongue, tongue back area of ​​a special kind of disease. It was first proposed by the French doctor Brocq in 1907 that in 1914 Brocq and Pautrier jointly reported 17 patients and for the first time described the disease in more detail. Lane published in 1924 the use of the information “Glossitis rhombica mediana” name, since then, the common professional name “median rhomb-old glossitis”, the domestic translation of “median diamond glossitis.” (Referred to as MRG).