Under the Scope
by Dr. Rajiv Sahay
There are over 100,000 species of fungi. Many fungi are good and useful (edible mushrooms would be an example of these) while some cause problems (some fungi can injure plants and humans). Every week the IEQ Review will describe a specific microorganism, its morphological origin and potential health effects. If you would like to know about a specific organism and/or would like it published in The IEQ Review please email Dr. Rajiv Sahay with the Environmental Diagnostics Laboratory (EDL) at Pure Air Control Services laboratory@pureaircontrols.com.
This week we will cover...
Lacazia spp.
Lacazia loboi is the causative agent of a tropical mycosis, lobomycosis, which is characterized by mucocutaneous lesions, that are usually nodular, vegetating, verrucose, cauliflower-like and hyper- or hypopigmented. Lower extremities and the ears are most commonly involved. Nasal and labial lesions have rarely been reported. Aquarium employees and farmers constitute most of the cases with lobomycosis. Occupations such as gold-mining, fishing, and hunting also predispose to Lacazia loboi infections. A previous cutaneous trauma, insect bite or wound cut enhance the entry of the fungus through the skin via contact with infected surrounding, such as dolphins. There is no evidence of person-to-person transmission of lobomycosis
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