| 词条 | Tinea nigra |
| 释义 |
| name = Tinea nigra | image = Hortaea-werneckii-fungus--causes-tinea-nigra.jpg | caption = Micrograph of the fungus Hortaea werneckii, the causative agent of tinea nigra | pronounce = | field = Dermatology | synonyms = | symptoms = | complications = | onset = | duration = | types = | causes = | risks = | diagnosis = | differential = | prevention = | treatment = | medication = | prognosis = | frequency = | deaths = }} Tinea nigra (also known as "superficial phaeohyphomycosis,"[1] and "Tinea nigra palmaris et plantaris"[1]) is a superficial fungal infection that causes dark brown to black painless patches on the palms of the hands and the soles of the feet.[2]{{rp|311}} CausesThis infection is caused by the fungus formerly classified as Exophiala werneckii, but more recently classified as Hortaea werneckii.[3] The causative organism has also been described as Phaeoannellomyces werneckii.[4] DiagnosisDiagnosis of tinea nigra causing fungus is made on microscopic examination of skin scrapings, mixed with potassium hydroxide (KOH).[5] The KOH lyses the nonfungal debris.[5] TreatmentTreatment consists of topical application of dandruff shampoo, which contains selenium sulfide, over the skin. Topical antifungal imidazoles may also be used, such as ketoconazole. This is the same treatment plan for tinea or pityriasis versicolor. See also
References1. ^1 {{cite book |author=Rapini, Ronald P. |author2=Bolognia, Jean L. |author3=Jorizzo, Joseph L. |title=Dermatology: 2-Volume Set |publisher=Mosby |location=St. Louis |year=2007 |pages=Chapter 76 |isbn=1-4160-2999-0 }} 2. ^{{cite book |author=James, William D. |author2=Berger, Timothy G.|title=Andrews' Diseases of the Skin: clinical Dermatology |publisher=Saunders Elsevier |year=2006 |isbn=0-7216-2921-0 |display-authors=etal}} 3. ^{{cite book |last1=Murray |first1=Patrick R. |last2=Rosenthal |first2=Ken S. |last3=Pfaller |first3=Michael A. |title=Medical Microbiology |publisher=Elsevier Mosby |year=2005 |edition=5th}} 4. ^{{cite journal |vauthors=Pegas JR, Criado PR, Lucena SK, de Oliveira MA |title=Tinea nigra: report of two cases in infants |journal=Pediatric dermatology |volume=20 |issue=4 |pages=315–7 |year=2003 |pmid=12869152 |doi= 10.1046/j.1525-1470.2003.20408.x|url=http://www.blackwell-synergy.com/openurl?genre=article&sid=nlm:pubmed&issn=0736-8046&date=2003&volume=20&issue=4&spage=315}} 5. ^1 {{cite book |last1=Gladwin |first1=Mark |last2=Trattler |first2=Bill |title=Clinical Microbiology |page=196 |edition=4th}} External links{{Medical resources| DiseasesDB = 32450 |ICD10 = {{ICD10|B|36|1|b|35}} | ICD9 = | ICDO = | OMIM = | MedlinePlus = | eMedicineSubj = derm | eMedicineTopic = 890 | MeshID = }}
2 : Animal fungal diseases|Mycosis-related cutaneous conditions |
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