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شوق العنزي.pptxlaboratory department in mycobacterium
شوق العنزي.pptxlaboratory department in mycobacterium
alazazydalia
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Sep 23, 2024
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About This Presentation
This reasearch in laboratory department in mycobacterium tuberculosis
Size:
8.7 MB
Language:
en
Added:
Sep 23, 2024
Slides:
39 pages
Slide Content
Slide 1
إعداد شوق العنزي
Slide 2
Shouq Alanazi Examples of toxin-producing fungi Aflatoxicosis Aspergillus flavus (Aspergillosis)
Slide 3
General features Aspergillus species إعداد شوق العنزي
Slide 4
I) General features Aspergillus A. fumigatus A. flavus 1 A. niger The most common pathogen 900 species إعداد شوق العنزي
Slide 5
I) General features Aspergillus Widely distributed in nature 2 Saprophytes Household dust Soil & Plants Building materials إعداد شوق العنزي
Slide 6
I) General features Aspergillus Filamentous fungus ( Mold ) septate 3 إعداد شوق العنزي
Slide 7
II) Pathogenesis Aspergillus species A. flavus إعداد شوق العنزي
Slide 8
II) Pathogenesis of Aspergillus Inhalation of spores (conidia) إعداد شوق العنزي
Slide 9
II) Pathogenesis of Aspergillus flavus Pulmonary aspergillosis (3 forms) إعداد شوق العنزي
Slide 10
II) Pathogenesis of Aspergillus flavus Aspergilloma (Fungus ball) (Grow in TB cavity) 1 إعداد شوق العنزي
Slide 11
II) Pathogenesis of Aspergillus flavus 2 Allergic Aspergillosis (Type-I)- IgE Asthmatic attacks إعداد شوق العنزي
Slide 12
II) Pathogenesis of Aspergillus flavus 3 Invasive Aspergillosis (Immunocompromised) Disseminated Aspergillosis FATAL إعداد شوق العنزي
Slide 13
A. flavus A FLA ( Fla vus Toxin) Aflatoxicosis (Aflatoxin leads to hepatoma) إعداد شوق العنزي
Slide 14
III) Lab. diagnosis Aspergillosis 1) Imaging إعداد شوق العنزي
Slide 15
1) Imaging Chest X ray ( Fungal ball) (Aspergilloma) إعداد شوق العنزي
Slide 16
1) Imaging CT scan إعداد شوق العنزي
Slide 17
III) Lab. diagnosis Aspergillosis 2) Specimen إعداد شوق العنزي
Slide 18
2) Specimen Sputum Bronchial lavage Biopsy from fungal ball Ear discharge إعداد شوق العنزي
Slide 19
III) Lab. diagnosis Aspergillosis 3) Direct smear إعداد شوق العنزي
Slide 20
3) Direct smear Smear Lactophenol cotton blue ) (Septate hyphae with characteristic aspergillus head) إعداد شوق العنزي
Slide 21
3) Direct smear Hematoxylin-eosin stained (Histopathological staining) (V shaped acute angle 45 o ) Tissue biopsy إعداد شوق العنزي
Slide 22
III) Lab. diagnosis Aspergillosis 4) Cultivation إعداد شوق العنزي
Slide 23
4) Cultivation Culture on: SDA (27 ℃, 37 ℃ & 45 ℃) potato dextrose agar Nutrient agar Blood agar Rapid grower (few days) PDA إعداد شوق العنزي
Slide 24
III) Lab. diagnosis Aspergillosis 5) Identification A) Colonial morphology إعداد شوق العنزي
Slide 25
4) Identification Surface/Reverse colour Surface (Yellow, black & blue green) Reverse (varies from species to another) إعداد شوق العنزي
Slide 26
A) colonial morphology Cornmeal Agar (37 ℃) A. flavus Yellow pigmentation إعداد شوق العنزي
Slide 27
III) Lab. diagnosis Aspergillosis 5) Identification B) Direct examination إعداد شوق العنزي
Slide 28
B) Direct examination (LPCB) A. flavus Conidiophore Vesicle (Globular) Conidia arise from vesicle إعداد شوق العنزي
Slide 29
III) Lab. diagnosis Aspergillosis 6) Molecular tests إعداد شوق العنزي
Slide 30
6) Molecular tests PCR (Colonies) إعداد شوق العنزي
Slide 31
III) Lab. diagnosis Aspergillosis 5) Antigen detection إعداد شوق العنزي
Slide 32
5) Antigen detection A Detection of galactomannan Ag (cell wall) by ELISA (Establishing early diagnosis) إعداد شوق العنزي
Slide 33
5) Antigen detection Detection of β glucan Ag by ELISA (Invasive aspergillosis) B إعداد شوق العنزي
Slide 34
IV) Treatment Aspergillosis إعداد شوق العنزي
Slide 35
IV) Treatment Amphotericin B (I.V.) + Oral flucytosine Invasive pulmonary Aspergillosis & Disseminated diseases Amphotericin B flucytosine Synergism إعداد شوق العنزي
Slide 36
IV) Treatment Otomycosis إعداد شوق العنزي
Slide 37
IV) Treatment Aspergilloma (Surgical resection) Then Itraconazole OR Amphotericin B إعداد شوق العنزي
Slide 38
IV) Treatment Allergic aspergillosis (Oral corticosteroid) إعداد شوق العنزي
Slide 39
Thank you إعداد شوق العنزي
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mohammed abdulwasa almasany
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Science
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