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case_images: Macroscopic aspect of mare lesion.
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case_images: These lesions included areas of alopecia and thick crusts agglutinating groups of hairs ("paintbrush" lesions) (Figure 1).
case_images: Microscopical examination of Gram stained smears of the scab revealed numerous filamentous forms of D. congolensis.
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case_images: A Gram-stained smear of the scab material rehydrated in sterile saline, revealed characteristic Gram-positive septate branching filaments, with transversal and longitudinal segmentation (Figure 2).
case_images: Growth of Dermatophilus congolensis in blood agar.
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case_images: Growth of D. congolensis in the laboratory is relatively slow (taking 2-3 days), but their distinctive colonies are easy to recognize, as they are often surrounded by an area of beta haemolysis (Figure 3).
case_images: UPGMA dendrogram showing RAPD profiles. All isolates generating a specific profile of DNA fragments.
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case_images: The RAPD result showed that all the isolates displayed a single RAPD profile (Figure 4).
case_images: Healing of skin lesions after treatment.
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case_images: Infected horses were carefully cleaned to remove scabs, and individual grooming equipment was used only for infected animals with systematically disinfected after its use (Figure 5).