Tinea corporis due to Trichophyton rubrum in a Woman and Tinea capitis in her 15-Day-Old Baby: Molecular Evidence of Vertical Transmission

2011 ◽  
Vol 173 (2-3) ◽  
pp. 135-138 ◽  
Author(s):  
E. T. M. Mapelli ◽  
E. Borghi ◽  
A. Cerri ◽  
R. Sciota ◽  
G. Morace ◽  
...  
2016 ◽  
Vol 69 (1) ◽  
pp. 69-78
Author(s):  
Joana Rocha ◽  
Maria Luz Duarte ◽  
Pedro Oliveira ◽  
Celeste Brito

Objectivos: Avaliar a prevalência das micoses superficiais, agentes etiológicos envolvidos e características epidemiológicas da população da consulta de Dermatologia do Hospital de Braga, observada por dermatofitia, nos últimos 11 anos; analisar a distribuição de espécies em relação ao grupo etário e área cutânea envolvida; comparar os resultados com estudos anteriores referentes à mesma área geográfica.Material e Métodos: Exame micológico directo e cultura de 5825 amostras colhidas em doentes observados na consulta do Serviço de Dermatologia do Hospital de Braga, entre Janeiro de 1999 e Dezembro de 2009, com suspeita clínica de dermatofitia.Resultados: Durante o período em estudo, das 5825 colheitas realizadas em doentes com suspeita clínica de infecção fúngica, foi identificada a presença de dermatófito em 1143 (19,6%). A apresentação clínica da infecção por dermatófito mais frequente foi a tinea corporis (44,8%). Globalmente, o agente etiológico mais frequentemente isolado foi o Trichophyton rubrum (43%), tendo sido também o principal agente na tinea cruris (73,5%), tinea ungueum (74,8%), tinea pedis (72,7%) e tinea manuun (57,7%). O T. mentagrophytes var. granulare foi o segundo agente mais frequentemente isolado, e a principal causa de tinea corporis (38%) e tinea barbae (76,9%). O Mycrosporum canis foi o agente mais frequente na tinea capitis (67,1%).Discussão: As infecções por dermatófitos são frequentemente observadas na prática clínica. Vários trabalhos têm constatado diferenças etiológicas em diferentes regiões e ao longo dos anos, provavelmente relacionadas com hábitos de vida distintos. Os nossos resultados são globalmente concordantes com os resultados relatados noutros trabalhos efectuados em Portugal.


Author(s):  
Yurie Kitauchi ◽  
Yoshiko Kumagai ◽  
Yoko Inoue‐Masuda ◽  
Makoto Sugiura ◽  
Tomotaka Sato ◽  
...  

Mycoses ◽  
2021 ◽  
Author(s):  
Ying Zhao ◽  
Mingyu Gan ◽  
Li Li ◽  
Huilin Su ◽  
Qiangqiang Zhang ◽  
...  

2011 ◽  
Vol 60 (2) ◽  
pp. 145-148 ◽  
Author(s):  
ANITA DOBROWOLSKA ◽  
JOANNA DĘBSKA ◽  
MAGDALENA KOZŁOWSKA ◽  
PAWEŁ STĄCZEK

Molecular analysis of dermatophytes (based on PCR fingerprinting) revealed high clonal differentiation between the genus and species. Microsporum canis (zoophilic dermatophyte, belonging to genus Microsporum), responsible for most cases of tinea capitis in children, tinea corporis in adults and dermatophytoses in cats, is very unique in comparison with other dermatophytes. Results of most molecular studies show that there is no clonal differentiation within M. canis as distinct from other species. The aim of this study was application of (GACA)4 repetitive primer and (ACA)5 primer for typing of M. canis strains isolated from human and animals in Central Poland. Fungal strains: 32 clinical isolates of M. canis, originated from patients from Central Poland; 11 strains isolated from infected cats (6) and dogs (7), reference strains of M. canis (CBS 113480), T rubrum (CBS 120358), T mentagrophytes (CBS 120357) and E. floccosum (CBS 970.95). The genomic DNAs of the strains were used as a template in RAPD reaction. No differentiation was observed for the analyzed M. canis strains using (GACA)4 and (ACA)5 typing.


Author(s):  
P. M. Stockdale

Abstract A description is provided for Nannizzia incurvata. Information is included on the disease caused by the organism, its transmission, geographical distribution, and hosts. HOSTS: Recorded only from man and dog (but see NOTES). Guinea-pigs have been experimentally infected. DISEASE: Ringworm (dermatophytosis, tinea). Nannizzia incurvata is present in soil and apparently only rarely a cause of disease. In man the scalp (tinea capitis) and glabrous skin (tinea corporis) may be infected. Skin lesions are inflammatory but details of known scalp infections are not available. In experimental inoculations of guineapigs (Rdzanek, pers. comm.) N. incurvata was intermediate between N. gypsea and N. fulva in virulence, the reaction varying from negative to strongly inflammatory. Ectothrix hyphae breaking up into large arthrospores were seen on some hairs, and infected hairs did not fluoresce under Wood's light. GEOGRAPHICAL DISTRIBUTION: Asia (India), Europe (Czechoslovakia, Great Britain and Ireland, Germany, Netherlands, Poland); U.S.A. (Tenn.); N. incurvata is probably of world-wide distribution in the soil.


2017 ◽  
Vol 5 (39) ◽  
Author(s):  
Ping Zhan ◽  
Sybren de Hoog ◽  
Weida Liu

ABSTRACT One strain of Trichophyton rubrum CMCC(F)T1i (=CBS 139224) isolated from onychomycosis and one strain of Trichophyton violaceum CMCC(F)T3l (=CBS 141829) isolated from tinea capitis in China were whole-genome sequenced by Illumina/Solexa, while the former was also sequenced by Pacific Biosciences sequencing in parallel.


e-CliniC ◽  
2016 ◽  
Vol 4 (1) ◽  
Author(s):  
Cindy E.E.J. Sondakh ◽  
Thigita A. Pandaleke ◽  
Ferra O. Mawu

Abstract: Dermatophytosis is a disorder of tissues with keratinized ephithelia e. g. stratum corneum of epidermis, hair, and nails, caused by dermatophyte fungi from arthrodermataceae family. This family has more than 40 species divided into three genera: Epidermophyton, Microsporum, and Trichophyton. The distribution of dermatophytosis is based on its location: tinea capitis, tinea barbae, tinea cruris, tinea pedis et manum, tinea unguium, and tinea corporis. This study aimed to obtain the profile of dermatophytosis classified by location, age, gender, job and therapy at the Dermatovenerology Clinic of Prof. Dr. R. D. Kandou Hospital Manado during the period of January-December 2013. The results showed that of 4,099 skin disease cases in 2013, there were 153 (3.7%) cases of dermatophytosis with the most frequent found was tinea cruris (35.3%), the age group was 45-64 years old (32.7%), most patients were female (60.8%), commonly housewife (22.9%), and the most treatmen tused was topical therapy (68.6%).Keywords: dermatophyte, dermatophytosis, tinea Abstrak: Dermatofitosis merupakan penyakit pada jaringan yang mengandung zat tanduk, seperti stratum korneum pada epidermis, rambut dan kuku, yang disebabkan oleh jamur dermatofita dari famili arthrodermataceae. Famili ini terdiri lebih dari 40 spesies yang dibagi dalam tiga genus: Epidermophyton, Microsporum, dan Trichophyton. Pembagian dermatofitosis berdasarkan lokasinya yaitu tinea kapitis, tinea barbae, tinea kruris, tinea pedis et manum, tinea unguinum, dan tinea korporis. Penelitian ini bertujuan untuk mengetahui profil dermatofitosis di Poliklinik Kulit dan Kelamin RSUP Prof. Dr. R. D. Kandou Manado periode Januari-Desember 2013 berdasarkan klasifikasi lokasi, usia, jenis kelamin, pekerjaan dan terapi yang diberikan. Hasil penelitian menunjukkan bahwa dari total 4.099 kasus penyakit kulit di tahun 2013, terdapat 153 (3,7%) kasus dermatofitosis dengan persentase tertingggi yang diperoleh ialah: tinea kruris (35,3%), golongan umur 45-64 tahun (32,7%), jenis kelamin perempuan (60,8%), ibu rumah tangga (22.9%), dan terapi kombinasi (68.6%) Kata kunci: dermatofitosis, tinea


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