Pityriasis Rosea With Lesions on Mucous Membranes

Unique clinical presentations of pityriasis rosea: aphthous ulcers, vesicles and inverse distribution of lesions

“…Lesions of the oral mucosa associated with the typical oval macules with a collarette of scale may be more common than presented in the literature [32,36]. Although some state that the aphthae could be a separate entity from PR, the lesions tend to erupt and resolve at the same time as the PR lesions, supporting their single etiology when co-occurring [33].…”

“…Guequierre and Wright describe 5 types of oral lesions they have encountered including erythematous macules, erythematous macules with desquamation, erythematous annular lesions with raised borders, annular punctate hemorrhagic lesions, and a large erythematous plaque across the entire palate [36]. Costello observed a young boy with typical manifestations of PR along with a superficial, erythematous lesion on the mucosa, and a rectal temperature of 101.2oF [37].…”