Hortaea werneckii (Horta) Nishim. & Miyaji, Japanese Journal of Medical Mycology 26 (2): () [MB#]. Hortaea werneckii is a dematiaceous yeast that inhabits the soil, particularly in tropical and subtropical climates. It is halophilic and has also been isolated from . Abstract. During a survey of black yeasts of marine origin, some isolates of Hortaea werneckii were recovered from scuba diving equipment, such as silicone .

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Hhortaea of Life EOL. We are unaware of any case of a tinea nigra located in the interdigital spaces. Mucorales Mucormycosis Rhizopus oryzae Mucor indicus Lichtheimia corymbifera Syncephalastrum racemosum Apophysomyces variabilis. Register new name species, genus, family, etc Register new type specimen of existing taxa epitype, neotype, etc.

Atlas of Clinical Fungi, 2 nd ed. Table 1 shows the strain numbers and the main demographical data of the patients. We evaluate retrospectively twenty-two confirmed cases of tinea nigra from a total of eleven yr — and discuss the epidemiology, clinical features and treatment of this disease.


Contains Matches exactly Value is undefined. Obligate or homotypic synonyms: No teleomorph of this fungus has been found. In fact this mycosis is considered an imported fungal infection being much more prevalent in warm, humid parts of the world such as the Central and South Americas, Africa, and Asia.

The British Journal of Dermatology. Contact our curators Dr. This species is unable to degrade keratin, but shows significant lipolytic activity.

Moldy scuba diving snorkel. Differential diagnosis is essential, due to the extremely different prognosis of the various conditions. Open in a separate window.

Hortaea werneckii Horta Nishim. Twenty-two confirmed cases of tinea nigra were reviewed and patient data recorded Table 1. Hortaeea yeasts were unambiguously identified by phenotypic and genotypic methods.

In nineteen cases the disorder was located on palms of hands and in three on soles of feet. Our cases are clinically and demographically similar to the ones reported from other continents Uezato et al. The fungus is lipophilic, adhering to the stratum corneum and it does not extend below this level [ 7 ].

The identification of the H. Hortaea werneckii Horta Nishim.


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The identification of ten strains was verified with sequences of the internal transcriber spacer regions ITS of the rDNA. Summary of treatment of tinea nigra. Most of the cases in our report were managed with Whitfield ointment. Clinical and Experimental Dermatology Specimen record 2.

It is replaced each time there is a query done. Extensive tinea nigra palmaris case 1; Table hortaeaa ; Horrtaea. This article has been cited by other articles in PMC.

Hortaea werneckii – Wikipedia

Sanctioned by Sanctioning name Validated by Type specimen or ex type More specimens Human pathogenicity code Plant pathogenicity code Code toxicity. Comparison of the ITS Candida albicans Candidiasis Oral Esophageal Vulvovaginal Chronic mucocutaneous Antibiotic candidiasis Candidal intertrigo Candidal onychomycosis Candidal paronychia Candidid Diaper candidiasis Congenital cutaneous candidiasis Perianal candidiasis Systemic candidiasis Erosio interdigitalis blastomycetica C.

Our 22 cases present a large series and, unlike other published reports for example, Severo et al.