Trichophyton beautifulleinii

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Achorion beautifulleinii

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Schönlein, 1839; Remak, 1842

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Anthropophilic dermatophyte of the genus Trichophyton.

General definition
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Behaviour in culture: Slow growing colonies with a moist, deeply grooved, honeycomb-like texture, grey to yellowish-orange surface and waxy consistency. Irregularly twisted central elevation, protruding 1-4 mm above colony level with peripheral radial folding. Back: Yellowish to greyish colour.

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Spread worldwide, almost exclusively in rural areas with poor hygienic conditions or malnutrition. Commonly found in Africa or Eurasia; rarely in Central Europe. Mostly infestation of individual families or family groups.

Clinical picture
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S.u. Favus.

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  • Hyphae: Numerous, hyaline, growing finger-like, strongly branched, often dichotomous branching ("chandelier", "nail head")
  • Macroconidia: Rare (may be absent), 2-3 chambers, smooth-walled, thin-walled to thick-walled, cylindrical or cigar-shaped.
  • Microconidia: Numerous, unicellular, usually round or pyriform.
  • Chlamydospores: Numerous, solitary or cluster-like arranged, mostly 1-3 chambers, low developed conidiophores.

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  1. Botterel F et al (2001) Dermatophyte pseudomycetoma of the scalp: case report and review. Br J Dermatol 145: 151-153
  2. Cecchi R et al (2003) Favus due to Trichophyton schoenleinii in a patient with metastatic bronchial carcinoma. Br J Dermatol 148: 1057
  3. Devliotou-Panagliotidou D et al (2001) Tinea capitis in adults during 1981-95 in northern Greece. Mycoses 44: 398-400
  4. Remak R (1842) Successful vaccination of the favus. Med Z 11: 37
  5. Schönlein JL (1839) On the Pathogeny of Impetigines. Müller's Archiv für Anatomie, Physiologie und wissenschaftliche Medicin (Berlin) 1839: p 82
  6. Seeliger HP (1985) The discovery of Achorion schoenleinii. Facts and stories (Johann Lucas Schoenlein and Robert Remak). Mycoses 28: 161-182
  7. Velho GD et al (2001) Guess what! Tinea capitis by Trichophyton schoenleinii. Eur J Dermatol 11: 481-482

Outgoing links (3)

Dermatophytes; Favus; Trichophyton;


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Last updated on: 29.10.2020