Aspergillus Fumigatus-Asparagus Farm Flashcards
(17 cards)
What is the state of catalase in Aspergillus Fumigatus
Catalase positive
What is the product produced by Aspergillus Flavus associated with cancer
Aflatoxin
What cancer is aflatoxin produced by Aspergillus Flavus associated with
Hepatocellular carcinoma
Histologically, what are the characteristics of Aspergillus Fumigatus
Branching at an acute angle with septations. Contains candiophore fruiting bodies
What form of Aspergillus Fumigatus is infectious
Conidiophores are inhaled
What is the method of transmission for Aspergillus Fumigatus
Inhalation of fruiting conidiophores
What are the three forms of infection caused by Aspergillus Fumigatus
1) Allergic bronchopulmonary aspergillus (ABPA)
2) Aspergillomas
3) Angioinvasive aspergillosis
What type of hypersensitivity is Aspergillus Fumigatus causing allergic bronchopulmonary aspergillus (ABPA)
Type 1
Which antibody level will be elevated in Aspergillus Fumigatus caused allergic bronchopulmonary aspergillus (ABPA)
IgE
What are the conditions caused by Aspergillus Fumigatus induced allergic bronchopulmonary aspergillus (ABPA)
Wheezing (asthma), fever, migratory pulmonary infiltrate
What infection is generally predisposing patients to Aspergillus Fumigatus casing aspergillomas
Cavity causing diseases, highly associated with TB
What are the characteristics of Aspergillus Fumigatus caused aspergillomas
Gravity dependent fungus balls, so they are found at the bottom of the cavity
Which patient population is prone to Aspergillus Fumigatus causing angioinvasive aspergillosis
Immunocompromised patients, particularly pts with neutropenia from leukemia or lymphoma
What are the clinical effects of Aspergillus Fumigatus causing angioinvasive aspergillosis
Invades blood vessels and tissues
-Causes kidney failure, endocarditis, nasal sinus invasion and key ring enhancing lesions in brain
Which CT finding is indicative of Aspergillus Fumigatus causing angioinvasive aspergillosis
Ring enhancing lesions in the brain
What is the treatment for milf Aspergillus Fumigatus infections
Voriconazole
What is the treatment for serious and angioinvasive Aspergillus Fumigatus infection
Amphotericin B