Posts Tagged ‘tinea imbricata’

Tokelau (Tinea Imbricata): a “beautiful” fungal infection (For professionals)

Tuesday, August 17th, 2010

Synonyms Tinea Imbricata, Tokelau, Concentric tinea, Indian tinea, Chinese tinea, Scaly tinea, Elegant tinea, Lace tinea, Chimbéré, Gogo. Grillé, Cacapash, Shishiyotl, Roña. Introduction E. Wilson a prominent British dermatologist of the 19th century used to say that two kinds of skin were interesting: beautiful skin or a beautiful skin disease. Tokelau (Tinea Imbricata) is compatible […]

Tokelau (Tinea Imbricata): Geographical Distribution (For professionals)

Sunday, May 16th, 2010

Geographical Distribution Tokelau refers to 3 atolls lying midway between Hawaii (Hawai) and New Zealand around 300Km to the North of Samoa. The population is around 1500 for a 12 sq. Km. surface. The isolation combined with the high humidity and density might explain in part the propensity of having this fungal infection. The condition […]

Tokelau (Tinea Imbricata): Clinical Presentation (For professionals)

Sunday, May 2nd, 2010

Clinical Presentation The disease presents with rapid development of polymorphic and polycyclic patches. Little erythema is present but itching tends to be intense. The disease starts with brownish maculo-papules with a central detachment progressing towards the periphery. The free border is turned towards the  centre and a brownish edge leads the active edge. It can […]

Tokelau (Tinea Imbricata): Diagnosis and Differential Diagnosis (For professionals)

Thursday, April 15th, 2010

Diagnosis and Differential Diagnosis Diagnosis is clinical and can be confirmed by scale scrapings and fungal culture. In acute presentation in can be confused with secondary syphilis, granuloma annulare and erythema annulare centrifugum. In chronic presentation it can look like ichtyosis and erythema gyratum repens. Bibliography

Tokelau (Tinea Imbricata): Causes (Etiology)

Friday, April 2nd, 2010

Causes The condition is caused by a strictly anthropophilic dermatophyte called tinea concentricum. Transmission is incompletely understood. Close contact is important but not enough and genetic (mode of inheritance mainly autosomal recessive (“pure race”) with a few autosomal dominant cases), environmental (poor hygiene, iron deficiency, malnutrition) and immunological factors play an important role. Bibiography

Tokelau (Tinea Imbricata): Treatment (For professionals)

Monday, March 15th, 2010

Treatment Combination of an oral antifungal (griseofulvin, terbinafine. Itrconazole and fluconazole are ineffective) with a topical keratolytic. Recurrence rates are very high. Bibiography

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