Unraveling oral psoriasis and its relationship with geographic tongue: A literature review

Figure 1 Clinical aspects of geographic tongue (black arrow) and fissured tongue (white arrow).

Figure 2 Histopathological aspects of geographic tongue. A: Histopathologic appearance exhibiting parakeratosis, exocytosis of polymorphonuclear leukocytes, and Munro micro-abscesses; B: Acanthosis, elongation, and fusion of rete ridges; C: Dilated tortuous vessels and espongiosis; D: Basal layer hyperplasia and superficial lymphocytic chronic inflammatory cells (hematoxylin and eosin).