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| + | #REDIRECT[[:Category:Yeast-like Fungi]] |
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| − | <br>
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| − | [[Candidosis]] | |
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| − | [[Cryptococcosis]]
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| − | ==Geotrichosis==
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| − | *''G. candidum''
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| − | *Rare
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| − | *Two forms: the yeast-like (glaborous) and fluffy
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| − | *Affects a wide range of species
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| − | *Usually diagnosed post-mortem
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| − | *Affects the mucous membranes, udder, [[Bronchi and bronchioles - Anatomy & Physiology|bronchi]] and [[Lungs - Anatomy & Physiology|lungs]]
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| − | *Usually mild, causing suppurative granulomas
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| − | *Can be recovered from otitis externa infections in dogs
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| − | *Organisms appear as rectangular or spherical arthrospores on wet mounts
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| − | **Thick walled, non-budding, gram positive
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| − | *Grow on Sabouraud's Dextrose agar
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| − | **Membranous colonies
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| − | **Do not grow well on blood agar
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| − | ==''Malassezia pachydermidis''==
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| − | [[Image:Malassezia pachydermidis.jpg|thumb|right|150px|''Malassezia pachydermidis'' - Copyright Professor Andrew N. Rycroft, BSc, PHD, C. Biol.F.I.Biol., FRCPath]]
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| − | *Normally present in oily areas on the external [[Ear - Anatomy & Physiology|ear]] canal and [[Skin - Anatomy & Physiology|skin]] in dogs
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| − | **Some strains have been recovered from the [[Ear - Anatomy & Physiology|ear]] canal of cats
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| − | *Bottle-shaped, small budding cells, non-mycelial
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| − | *Gram stain shows purple yeast cells with a very wide base
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| − | *Grows on Sabouraud's Dextrose agar in 2 weeks of incubation at room temperature
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| − | *Greenish discolouration on blood agar
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| − | *Clinical disease may cause yeast to proliferate and cause infection
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| − | *Grossly:
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| − | **Regional lesions: muzzle, [[Ear - Anatomy & Physiology|ears]], interdigital, perianal
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| − | **Or generalised disease
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| − | **Erythematous, hyperpigmented, [[Skin Glossary - Pathology|lichenified]] and scaly lesions with alopecia
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| − | *Microscopically:
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| − | **[[Skin Glossary - Pathology|hyperkeratosis, parakeratosis]]
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| − | **Spongiotic pustular dermatitis
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| − | **[[Skin Glossary - Pathology|Acanthosis]]
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| − | **Organisms are usually present- minimum 3-5 yeasts per high-power field must be found to imply cause of disease
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| − | *''Malassezia pachydermis'' in [[Mycotic skin infections - Pathology#Malassezia dermatitis|malassezia dermatitis]]
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| − | ==''Rhodotorula''==
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| − | *''Rhodotorula minuta'' and ''R. rubra''
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| − | *Canine [[Ear - Anatomy & Physiology|ear]] infections
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| − | *Equine [[Female Reproductive Tract -The Uterus - Anatomy & Physiology|uterus]]
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| − | *Seldom seen in animal infections
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| − | ==''Torulopsis glabrata''==
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| − | *Commensal in animals and is found in the soil
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| − | *Implicated in cases of:
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| − | **Pyelonephritis, pneumonia, septicaemia and meningitis (humans)
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| − | **Mastitis and abortion in cattle
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| − | **Systemic infection of monkeys and dogs
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| − | ==Trichosporonosis==
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| − | *Found in soil
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| − | *Deuteromycetes yeast
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| − | *''Trichosporonosis beigelii''
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| − | **Implicated in feline nasal granuloma, [[Mycotic skin infections - Pathology#Superficial mycoses|skin infections]] in horses and monkeys, mastitis in cattle and sheep and in feline bladder infections
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| − | *''T. capitum'' implicated in bovine mastitis
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| − | ==Further Links==
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| − | *[[Mycotic skin infections - Pathology]]
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| − | *[[Antifungal Drugs]]
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