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The yeast-like cells of Malassezia, measuring between 1.5–4.5 μm by 3–7 μm, are characterised as phialides featuring tiny collarettes (a small, collar-like flange or lip at the mouth of a phialide from which spores or conidia are produced and released).
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]
Malassezia folliculitis or pityrosporum folliculitis, [1] is a skin condition caused by infection by Malassezia (formerly Pityrosporum) yeast. [2]: 314 The skin of the upper trunk area including the back, chest, arms and sometimes the neck is often affected and this condition is often seen in young to middle aged adults, although it has been known to occur in adults well into their sixties ...
Other symptoms to note: This condition is itchy and can cause dandruff and buildup on the scalp. It’s also common on other oily areas, like the face and chest , and can be difficult to treat. Dr.
The visible symptoms of dandruff include flakes and scales on the scalp, says Dr. Woolery-Lloyd. These flakes are often yellow or white and the scalp may have some redness, adds Dr. Opene, who ...
Ringworm on the scalp is caused by a fungal infection and develops itchy, scaly patches and circular patches or hair loss. If ringworm is severe, it can develop Keroin , an inflammation that ...
Malassezia yeast is believed to play a role. [6] It is not a result of poor hygiene. [7] Diagnosis is typically clinical and based on the symptoms present. [4] [8] The condition is not contagious. [9] The typical treatment is topical antifungal cream and anti-inflammatory agents. [3] Specifically, ketoconazole or ciclopirox are effective. [10]
The skin rash of tinea versicolor (pityriasis versicolor) is also due to infection by this fungus. As the fungus requires fat to grow, [3] it is most common in areas with many sebaceous glands: on the scalp, [4] face, and upper part of the body. When the fungus grows too rapidly, the natural renewal of cells is disturbed, and dandruff appears ...