2. Identical features
SPECIE
MOLD FORM
YEAST FORM
Sporothrix schenckii
Rosette shape @ Gram stain;
septate hyphae w/ conidia in
daisy wheel patter
Cigar shape
Cryptococcus neoformans
-
No pseudohyphae; encapsulated
Candida albicans
-
Blastoconidia, chlamydoconidia,
pseudohyphae + germ tube
Aspergillus
Uniseriate/biseriate
-
Histoplasma capsulatum
Tuberculate macroconidia
Small intracellular yeast
Blastomyces dermititidis
Lollipop forms
Large yeast cells w/ broad based
buds; double contoured wall
Coccidiodes immitis
Thick walled; arthroconidia
Round walled spherules; Barrel
shape
Paracoccidiodes
brasiliensis
Similar to lollipop forms
Mariner’s wheel-multiple
blastoconidia budding from sides of
large blastospore
Micky mouse cap
OPPORTUNISTIC
SYSTEMIC (Dimorphic)

3. SPECIE
Sporothrix schenckii
NAMES OF DISEASES
EPIDEMIOLOGY
Gardener’s Dse, Farmer’s Dse, Rose
handler’s Dse, Lymphocutaneous
sporotrichosis
Mexico, Brazil, Uruguay
and South Africa
Cryptococcus neoformans
Meningitis, pulmonary dse, septicemia
and major cause of AIDS
Worldwide
Candida albicans
Thrush
Worldwide
Aspergillus
Invasive and Allergic aspergillosis
worldwide
Histoplasma capsulatum
Caver’s Dse, Darling’s Dse, Spelunker’s
Dse, Pulmunary Dses, RE cytomycosis
Ohio, Missouri &
Mississippi River Valleys
Blastomyces dermititidis
North America Blastomycosis, Gilchrist
Dse, Chicago Dse
North America, Africa,
Mississippi, Ohio River
valleys, St. Lawrence
River Basin
Coccidiodes immitis
Valley Fever, Desert rheumatism
San Joaquin valley
California, Arizona
Paracoccidiodes brasiliensis
South America Blastomycosis , LutzSplendore-Almeids Dse, Brazilian
blastomycosis, paracoccidiodal
granuloma
Central and South
America
OPPORTUNISTIC
SYSTEMIC (Dimorphic)

4. SPECIE
Sporothrix schenckii
MOT
SPECIMEN
NOTED TESTS
Traumatic skin
inoculation
OPPORTUNISTIC
Cryptococcus
neoformans
Inhalation from
pigeons and bird
droppings
Spinal fluid
India ink (+), Niger seed agar,
brown on Bird seed agar
Candida albicans
Alteration of host
condition as it is NF
Germ tube w/ capsule,
Chlamydoconidia on CMA
Aspergillus
Airborne/ foodborne
Fungus balls @ X-ray, Biopsy,
Serological testing
SYSTEMIC
(Dimorphic)
Histoplasma
capsulatum
Inhalation through
bird (avian) and bat
droppings
Blastomyces
dermititidis
Inhalation of conidia
from dog or horses
Coccidiodes immitis
Inhalation
Paracoccidiodes
brasiliensis
Inhalation of spores
Bone marrow
Can be confused w/ Sepedonium
Can be confused w/
Scedosporium apiospermum;
Calcuflour white
Sputum
Spheruled yeast
10-20%KOH