Begin  The Authors

Tropical Diseases:

I Leishmaniasis
II Paracoccidioidomycosis
III Blastomycocis
IV Chromoblastomycosis
V Lepra
VI Sporotrichosis
VII Histoplasmosis
VIII Rhinosporidiosis
IX Mycetomas
X Rhinoscleroma
XI Chagasdisease
XII Actinomycosis
XIII Mucormycosis
XIV Amoebiasis
XV Protothecosis
XVI Lobomycosis
XVII Phaeohyphomycosis
XVIII Pruritus actinicus
XIX Bite of snake
XX Coccidioidomycosis

 List of cases


IV. Chromoblastomycosis

Case 30: Chromoblastomycosis / Basalioma

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Next Case 31



Click here to see the picture 30-A1

A 76-year old patient from the State Apure/ Venezuela refers that the dark tumor in his face grew slowly for several years. It was considered a birth mark, was painless and not itching.

Click here to see the picture 30-B1

In the same region as seen in fig 30-A1 a tumor is found showing ulceration and dark pigmentation.

Click here to see the picture 30-A2

The biopsy shows a pseudoepitheliomatous hyperplasia of the epidermis and a non-specific inflammation with giant cells and microabscesses. Fungal cells are very difficult to see at this magnification and in this HE stained slide.

Click here to see the picture 30-B2

The pigmentation may be detected clearly with the microscope.

Click here to see the picture 30-A3

With higher power small clusters of fungus cells were observed which had a brownish capsule. The multiplication of these fungi in tissues occurs by septation and not by budding as it is seen in the yeast-like cells in other mycoses. Septa are not well seen in this.

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Facultad de Medicina
Universidad de Los Andes
Merida - Venezuela