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Tinea versicolor (also pityriasis versicolor) is a condition characterized by a skin eruption on the trunk and proximal extremities. [1] The majority of tinea versicolor is caused by the fungus Malassezia globosa , although Malassezia furfur is responsible for a small number of cases.
Tinea versicolor (also known as dermatomycosis furfuracea, pityriasis versicolor, and tinea flava) [2] is a condition characterized by a skin eruption on the trunk and proximal extremities, hypopigmentation macule in area of sun induced pigmentation. During the winter the pigment becomes reddish brown.
Pityriasis versicolor can look like seborrheic dermatitis, pityriasis rosea, pityriasis alba and vitiligo. [ 7 ] Some fungal infections such as coccidioidomycosis , histoplasmosis , and blastomycosis can present with fever , cough , and shortness of breath , thereby resembling COVID-19 .
Pityriasis versicolor, a skin eruption on the trunk and proximal extremities, usually caused by a fungus Dandruff , historically called Pityriasis capitis Pityriasis amiantacea , condition of the scalp in which thick tenaciously adherent scale infiltrates and surrounds the base of a group of scalp hairs
Malassezia furfur is a fungus that lives on the superficial layers of the dermis.It generally exists as a commensal organism forming a natural part of the human skin microbiota, but it can gain pathogenic capabilities when morphing from a yeast to a hyphal form during its life cycle, through unknown molecular changes. [2]
A skin infection is an infection of the skin in humans and other animals, that can also affect the associated soft tissues such as loose connective tissue and mucous membranes.
Selenium disulfide, also known as selenium sulfide, is a chemical compound and medication used to treat seborrheic dermatitis, dandruff, and pityriasis versicolor. [1] [2] It is applied to the affected area as a lotion or shampoo. [3] Symptoms frequently return if treatment is stopped. [4]
On the trunk, it typically appears like pityriasis versicolor; lesions are slightly scaly and tan, brown, red, or looking pale. [1] On the elbows, it may appear like psoriasis . [ 1 ] On the forehead, neck, and trunk, the lesions may appear like seborrheic keratosis .