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At least 19 recordsLinked to original sources

Cutaneous and renal geotrichosis in a giant tortoise (Geochelone elephantopus).

A case of cutaneous and renal geotrichosis in a giant tortoise, Geochelone elephantopus, at the Zoological Park of Barcelona is reported. Fungal hyphae and spores were seen in skin and kidney. Culture of these tissues yielded Geotrichum candidum. This fungus was isolated from the faeces of 5 other giant tortoises that were housed with the dead animal and from specimens of corn hydroponic culture which is part of their diet. Arthrospore suspensions of the 2 strains isolated from the dead animal's skin and kidney were experimentally inoculated into mice and turtles (Testudo horsfiedi) in order to determine the pathogenicity of G. candidum for animal tissues. Our results confirm its low pathogenicity.

Animals↗

Geotrichosis of oral mucosa.

A livid, sharply defined enanthema of the oral mucosa with ulcerations on the soft palate in a patient presenting with de novo acute myeloid leukaemia with prolonged, therapy-induced granulocytopenia (< 0.5 nl-1 for 113 days!) was diagnosed as geotrichosis. Geotrichum capitatum was identified both in vivo and in vitro. Pneumonic infiltrates in the upper lobes of both lungs were treated with amphotericin B infusions. Healing of the aforementioned enanthema was only achieved after addition of 5-fluorocytosine to therapy. Susceptibility determinations with several Geotrichum capitatum isolates led to the conclusion that amphotericin B was unsuitable as a therapeutic agent in this case. 5-Fluorocytosine and itraconazole exhibited superior antifungal and antimycotic activity.

Agranulocytosis↗

Isolation and identification of Geotrichum candidum as an etiologic agent of geotrichosis in Bulgaria.

Geotrichosis affects mainly patients with systemic diseases like diabetes mellitus, leukoses, neoplasms etc. Clinically, it is similar to candidiasis and may occur as an oral, vaginal, skin, or systemic infection. Clinical specimens (98 sputa and 67 oral smears) were collected and studied using microscopic examination of Gram stained preparations and culture sampling between 1995 and 1997. Geotrichum candidum was isolated as a single pathogen in 8 sputum and 7 oral smear samples. Ten-day antifungal treatment with Nizoral was applied and resulted in relatively quick clinical improvement. The presented cases are the first cases of pulmonary and oral infections reported in our home practice in which Geotrichum candidum species was identified as a pathogen. The identification of Geotrichum candidum using combination of colonial and microscopic morphologic features increase the possibilities for diagnostic decision.

Bulgaria↗

Disseminated geotrichosis in two dogs.

Disseminated geotrichosis was diagnosed at necropsy of 2 unrelated dogs from the same household. Clinical signs of disease included fever, coughing, anorexia, listlessness, polydipsia, and dyspnea. The duration of clinical illness was less than 2 weeks. Pathologic findings in both dogs were similar and consisted of pyogranulomatous pneumonia, hepatitis, and nephritis. Geotrichum candidum was identified by fluorescent antibody technique.

Animals↗

[Secondary active-evolutive cavitary pulmonary tuberculosis of the apicodorsal segment of the left upper lobe associated with bronchial tuberculosis and bronchial geotrichosis].

A case of active pulmonary secondary tuberculosis associated with bronchial tuberculosis and bronchial geotrichosis is presented. This association is infrequent. Favoring factors: local and general immunodepression (recurrent infection with pyogenic germs, rubella, neutropenia, aggressive antibiotherapy, iron deficiency). The diagnosis was based mainly on the bacteriological sputum examination for bK (smear and culture) and the mycologic examination (smear and culture) of the bronchial aspiration, identifying Geotrichum candidum. The treatment consisted of antituberculous and antimycotic drugs, bronchodilators, bronchial aspirations and local endoscopic administration of antimycotic drugs.

Adult↗

Cutaneous geotrichosis in the red flamingo (Phoenicopterus ruber).

In three flamingos (Phoenicopterus ruber), which died showing extensive necrotic inflammation of the skin of the webs and the legs, the presence of abundant mycelium and arthrospores was shown in the altered dermis and epidermis. From all the lesions Geotrichum Candidum was isolated in pure culture. Inoculation of suspensions of the fungus into domestic chickens and mice produced granulomas or more purulent nodules with central growth of abundant mycelium. From 20 of 28 experimental animals, G. candidum was reisolated from the lesions in pure culture 2 weeks after the inoculation. It is suggested that alteration of the skin by e.g., prolonged contact with pondwater, the presence of small wounds and the advanced age of the birds, acting as predisposing factors may be necessary in establishing this disease.

Animals↗