Septate and Hyaline Saprophytes

Question 1

 ubiquitous environmental saprophytes and can frequently be isolated from a number of hospital sites, including ventilation systems, and food

Answer 1

Aspergillus

Question 2

 second most commonly isolated fungus after Candida

Answer 2

aspergilllus

Question 3

most commonly seen in Aspergillus

Answer 3

A. fumigatus

Question 4

pathogenuc species in Aspergillus

Answer 4

A. fumigatus
A. flavus
A. terreus
A. niger

Question 5

 Their conidia are constantly inhaled, but they are generally readily cleared in healthy, immunocompetent individuals.

Answer 5

Aspergillus

Question 6

 Mortality from this infections caused remains high, especially in the immunocompromised host.

Answer 6

aspergillus

Question 7

the most frequent cause of disease in bone marrow transplant recipients, in addition to other transplant recipients and those with cancer.

Answer 7

aspergillus

Question 8

 The infection easily spreads hematogenously, and it is not uncommon to find multiorgan system involvement, including the brain, liver, heart, and bone.
 It also triggers allergic reactions and are a common cause of sensitivities to molds.

Answer 8

aspergillus

Question 9

 Most known pathogens in this group form green- to tan-colored colonies.

Answer 9

aspergillus

Question 10

 Disease caused by Aspergillus:

Answer 10

• Allergic Bronchopulmonary Aspergillosis
• Allergic Aspergillosis Sinusitis
• Aspergilloma
• Chronic pulmonary Aspergillosis
• Cutaneous Skin Aspergillosis
• Invasive Aspergillosis

Question 11

 Risk factors of Aspergillus:

Answer 11

• Weak immune system
• Organ transplant
• Asthma
• Chronic Obstructive lung disease
• Chemotherapy for malignancy

Question 12

 Colors range from black to white and include yellow, brown, green, gray, pink, beige, and tan.

Answer 12

Aspergillus

Question 13

 rare human isolate, uncommonly associated with keratitis.

Answer 13

beauveria

Question 14

 a known insect pathogen and is found worldwide on vegetation and in soil.

Answer 14

beauveria

Question 15

 Abundant, single-celled, tear-shaped sympoduloconidia are formed on sympodulae, which taper extremely from a rather swollen base

Answer 15

beauveria

Question 16

 Colonies are hyaline, moderately rapidly growing, fluffy colonies, sometimes developing a powdery surface reminiscent of T. mentagrophytes

Answer 16

beauveria

Question 17

 Colonies are hyaline with a moderate growth rate and with age can develop light shades of pink, gray, or tan pigment.

Answer 17

chrysosporium

Question 18

 A rare cause of disease, recovered from nails and skin lesions.

Answer 18

chrysosporium

Question 19

 _________ has been linked to pneumonia and osteomyelitis in immunocompromised patients.

Answer 19

Chrysosporium zonatum

Question 20

 are frequently seen in mycotic keratitis.

Answer 20

fusarium

Question 21

are easily recovered in blood culture systems.

Answer 21

fusarium

Question 22

rapidly growing hyaline fungus that can develop various colors with age, ranging from rose to mauve to purple to yellow.

Answer 22

fusarium

Question 23

 has been implicated in pulmonary disease in immunocompromised patients.

Answer 23

Geotrichum

Question 24

 Colonies appear white to cream and yeastlike and can be confused with Trichosporon spp.

Answer 24

geotrichum

Question 25

previously Paecilomyces lilacinus, has been associated with cutaneous and subcutaneous infections, in addition to pyelonephritis, endocarditis, and pulmonary infections in immunocompromised and immunocompetent patients.

Answer 25

purpureocillium

Question 26

 It was recovered in a hospital outbreak with a high rate of associated death.

Answer 26

purpureocillium

Question 27

are potentially serious and difficult to treat; care should be taken when encountering fungi that are mauve in color

Answer 27

purpureocillium

Question 28

are inhibited at 37°C, they rarely cause infections.

Answer 28

penicillium

Question 29

 Most reports of disease involve chronic fungal sinusitis

Answer 29

penicillium

Question 30

 Ubiquitous in nature, these fungi can be recovered from any location worldwide.

Answer 30

penicillium

Question 31

 commonly isolated from nail specimens and have been implicated in pulmonary disease in immunocompromised patients.

Answer 31

Scopulariopsis

Question 32

 emerging as pathogens that can cause a range of infections, including pulmonary and skin infections, in the immunocompromised host.

Answer 32

trichoderma