What causes Hortaea werneckii?

What causes Hortaea werneckii?

Causes of Tinea Nigra ‌This skin infection happens after you come in contact with a fungus called Hortaea werneckii. Hortaea werneckii thrives in hypersaline environments or bodies of water with extremely high salt content.

What causes Chromoblastomycosis?

Chromoblastomycosis is a chronic fungal infection of the skin and the subcutaneous tissue caused by traumatic inoculation of a specific group of dematiaceous fungi (usually Fonsecaea pedrosoi, Phialophora verrucosa, Cladosporium carrionii, or Fonsecaea compacta) through the skin.

Where is Hortaea werneckii found?

The etiologic agent is Hortaea werneckii (synonym: Cladosporium werneckii, Exophiala werneckii, Phaeoannellomyces werneckii). The condition is endemic in tropical and subtropical coastal regions of the Caribbean, Asia, Africa, South and Central America.

Is Hortaea werneckii a dermatophyte?

Hortaea werneckii is a species of yeast in the family Teratosphaeriaceae. It is a black yeast that is investigated for its remarkable halotolerance….

What does Cladosporium Werneckii cause?

Tinea nigra is an infection that attacks the skin’s uppermost layers. It’s caused by a fungus called Hortaea werneckii. The fungus has also gone by the names of Phaeoannellomyces werneckii, Exophiala werneckii,and Cladosporium werneckii.

What is majocchi granuloma?

Majocchi granuloma can be defined as a deep folliculitis due to a cutaneous dermatophyte infection. Majocchi granuloma is most commonly due to Trichophyton rubrum infection. Majocchi granuloma tends to occur in young women who frequently shave their legs, although Majocchi granuloma also is seen in men.

What are the symptoms of chromoblastomycosis?

In chromoblastomycosis, small papules initially extend to form dull red or violaceous, sharply demarcated patches with indurated bases. In chronic chromoblastomycosis, hard, dull, red or grayish, cauliflower-shaped nodular projections develop over years and extend to cover the extremities.

How do we treat patients with Chromomycosis?

Although early, small lesions of chromoblastomycosis can be treated with surgical removal, long-term oral antifungal therapy is the treatment of choice for more extensive disease. Severe disease is often refractory to treatment.

Is Hortaea Werneckii a mold?

Synonyms: Cladosporium werneckii; Exophiala werneckii; Phaeoannellomyces werneckii. Hortaea werneckii is a common saprophytic fungus believed to occur in soil, compost, humus and on wood in humid tropical and subtropical regions and is the causative agent of tinea nigra in humans.

What is Cladosporium Werneckii?

Yeast forms of the dimorphic fungus Cladosporium werneckii grow by polar budding and yield a homogeneous yeast phase when cultured at 21 C in an agitated sucrose-salts medium (Czapek-Dox broth).

What is tinea Imbricata?

Background: Tinea imbricata is a chronic superficial mycosis caused mainly by Trichophyton concentricum. The condition mainly affects individuals living in primitive and isolated environment in developing countries and is rarely seen in developed countries.

How do you get tinea Manuum?

Tinea manuum results from:

1. Contact with another site of infection, particularly the feet (tinea pedis) or groin (tinea cruris)
2. Contact with another person with tinea.
3. Direct contact with an infected animal or soil.
4. Contact with a contaminated object such as a towel or gardening tool.