Characterization and management of major fungal diseases ...
4 h fungal diseases
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Transcript of 4 h fungal diseases
Fungal Diseases
4-H Veterinary ScienceExtension Veterinary Medicine
Texas AgriLife Extension ServiceCollege of Veterinary Medicine and Biomedical Sciences
Texas A&M Systemhttp://aevm.tamu.edu
Objectives
Describe dermatophytosis Describe dermatophilosis Describe mycoses List the systemic mycotic diseases
Remember Five infectious diseases
Bacterial Viral Fungal Parasitic Rickettsial
Infectious disease An illness due to a specific infectious agent or its
toxic products that arises through transmission of that agent or its products from an infected person, animal or reservoir to a susceptible host, either directly or indirectly
Overview
Fungi Microorganisms that can infect various tissues of
animals Called
Mycoses Mycotic infections Fungal infections
Single organism – fungus Multiple organisms – fungi Affect
Superficial skin Various body systems
Skin
Dermatophytosis Aka ringworm Infects skin of
Dogs Cats Horses Cattle pigs Humans Sheep Goats
Transmission Direct contact
Fomites: (any inanimate object or substance capable of carrying infectious organisms)
Soil Bedding Carpet Furniture Tack Blankets Brushes Clippers
Infected animals Humans
Young are most susceptible Symptoms
Characteristic lesions Hair loss Scaly around loss Circumscribed edges Raised and reddened Pruritus
Diagnosis Skin scrapings Culture
Treatment Spontaneous recovery Prevent spread
Dermatophilosis Aka Rain Gall Cutaneous (skin) Infects
Horses Cattle Sheep Goats
Transmission Vectors
Biting flies
Exudative dermatitis Symptoms
Scabs Raised, crusty lumps covered with hair
“Paintbrush lesion” Develop
Lower legs Chest Back Hips
Diagnosis Cultures Biopsies Skin scrapings
General
Systemic mycoses Infect body systems
Cutaneous Respiratory Digestive
Diagnosis Radiographs Culture Serology Skin immunologic tests
Diseases Aspergillosis Candidosis Coccidioidomycosis Histoplasmisis Blastomycosis Sporotrichosis