Lesson 4 Flashcards
(23 cards)
Acute chronic pulmonary systemic meningeal mycosis
Cryptococcosis
Cryptococcosis other name
Torulosis
Eurpean blastomycosis
Most familiar form of cryptococcosis
Subacute or chronic meningitis
Agent causing cryptococcosis
C. Neoformans
Greek crypto
Hidden
Cryptococcus form
Surrouded by capsule
Encapsulated yeast
Only encapsulated yeast pathogenic
C. Neoformans
Perfect sexual phase of cryptococcus
Filobasidiella
C. Neo epidemiology
Soil
Pigeon feces
Size
1 to 5 microns
Form that enters human
1 to 5 mircon
Non encapsulated infectious particles
Year of cryptococcus
1800, extremely rare disease
Predilections
Defect in cell mediated immunity
AIDS
Hodgkin’s disease
Lymphoma
Tuberculosis
Form of cryptococcus most diagnosesld
Meningeal form
Material common used
Spinal fluid
Stain
India “china” ink
Yeast cell size
8 to 12 microns
Medium
SDA 35 to 37 degrees
1 to 3 weeks colony characteristics
Shiny
Slimy
Light tan colonies
Other lab test
Latex agglutination
Intraperitoneal or intracerebral inoculation to MICE
Thraphy
Synergistic
Amphotericin b
5 fluorocystine
Lung cryptococcomas therapy
Surgery
Fluconazole
Lobg term low side effect recom theraphy
Fluconazole