Johns Hopkins ABX Guide
Tinea versicolor
Tinea versicolor is a topic covered in the Johns Hopkins ABX Guide.
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PATHOGENS
- Malassezia furfur (Pityrosporum ovale): the pathogen in a majority of cases.
- Malassezia globosa
- Malassezia symphodialis
- Malassezia silffiae
- Growth of these yeasts in cultures requires special media.
- Sabouraud dextrose agar overlaid with olive oil required with incubation at 30°C.
- Other strategies include:
- Modified Leeming and Notham agar (Kanekoet al.2007)
- Modified Dixon’s agar
- CHROMagar Malassezia medium is commercially available and isolates most common Malassezia species.
- Other strategies include:
- Colonies often difficult to distinguish in the oil layer.
- Sabouraud dextrose agar overlaid with olive oil required with incubation at 30°C.
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PATHOGENS
- Malassezia furfur (Pityrosporum ovale): the pathogen in a majority of cases.
- Malassezia globosa
- Malassezia symphodialis
- Malassezia silffiae
- Growth of these yeasts in cultures requires special media.
- Sabouraud dextrose agar overlaid with olive oil required with incubation at 30°C.
- Other strategies include:
- Modified Leeming and Notham agar (Kanekoet al.2007)
- Modified Dixon’s agar
- CHROMagar Malassezia medium is commercially available and isolates most common Malassezia species.
- Other strategies include:
- Colonies often difficult to distinguish in the oil layer.
- Sabouraud dextrose agar overlaid with olive oil required with incubation at 30°C.
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Last updated: October 21, 2019
Citation
Hoffmann, Christopher J. "Tinea Versicolor." Johns Hopkins ABX Guide, The Johns Hopkins University, 2019. Pediatrics Central, peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540553/all/Tinea_versicolor.
Hoffmann CJ. Tinea versicolor. Johns Hopkins ABX Guide. The Johns Hopkins University; 2019. https://peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540553/all/Tinea_versicolor. Accessed July 13, 2020.
Hoffmann, C. J. (2019). Tinea versicolor. In Johns Hopkins ABX Guide. The Johns Hopkins University. Retrieved July 13, 2020, from https://peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540553/all/Tinea_versicolor
Hoffmann CJ. Tinea Versicolor [Internet]. In: Johns Hopkins ABX Guide. The Johns Hopkins University; 2019. [cited 2020 July 13]. Available from: https://peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540553/all/Tinea_versicolor.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - Tinea versicolor
ID - 540553
A1 - Hoffmann,Christopher,M.D., M.P.H.
Y1 - 2019/10/21/
BT - Johns Hopkins ABX Guide
UR - https://peds.unboundmedicine.com/pedscentral/view/Johns_Hopkins_ABX_Guide/540553/all/Tinea_versicolor
PB - The Johns Hopkins University
DB - Pediatrics Central
DP - Unbound Medicine
ER -
