Items tagged “aspergillus”
7 results found
Article
Finger in glove sign (lung)
The finger in glove sign can be seen on either a chest radiograph or CT chest and refers to the characteristic sign of a bronchocele.
Terminology
The same appearance has also been referred to as:
Mickey Mouse appearance
rabbit ear appearance
toothpaste-shaped opacity
V-shaped opacities
Y...
Article
Obstructive bronchopulmonary aspergillosis
Obstructive bronchopulmonary aspergillosis is an uncommon manifestation of non-invasive aspergillosis seen in patients with AIDS. It is typically caused by Aspergillus fumigatus and represents marked overgrowth of intraluminal of the fungus.
Article
Aspergilloma
Aspergillomas are mass-like fungus balls (mycetomas) typically composed of Aspergillus fumigatus and are a non-invasive form of pulmonary aspergillosis. They usually fall under the subgroup chronic pulmonary aspergillosis.
Epidemiology
Aspergillomas occur in patients with normal immunity but s...
Article
Subacute invasive pulmonary aspergillosis
Subacute invasive pulmonary aspergillosis (previously known as chronic necrotizing aspergillosis or semi-invasive aspergillosis) is subacute to chronic localized and indolent form of invasive aspergillosis. It is also sometimes grouped under the term chronic pulmonary aspergillosis.
Epidemiolog...
Article
Angioinvasive aspergillosis
Angioinvasive aspergillosis is the most severe and aggressive form of invasive aspergillosis. It is a life-threatening condition that requires prompt treatment. Fortunately, it is not seen in the general population and only occurs in profoundly immunocompromised patients.
Epidemiology
Angioin...
Article
Halo sign (chest)
The halo sign in chest imaging is a feature seen on lung window settings, ground glass opacity surrounding a pulmonary nodule or mass and represents hemorrhage. It is typically seen in angioinvasive aspergillosis.
Pathology
Histopathologically, it represents a focus of pulmonary infarction sur...
Article
Aflatoxins
Aflatoxins are naturally-occurring mycotoxins that are produced by Aspergillus species, especially Aspergillus flavus. They are acutely toxic and carcinogenic.
Acute exposure
High-level aflatoxin exposure can result in acute aflatoxicosis with acute hepatic necrosis, leading to cirrhosis, and ...
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