Table 2.

Identification of rare clinical yeast isolates with the API 20C and ID 32C systems

OrganismNo. of isolatesNo. of isolates tested with API 20C that were:No. of isolates tested with ID 32C that were:
Correctly identifiedCorrectly identified by additional testingNot iden-tifiedMisiden-tifiedCorrectly identifiedCorrectly identified by additional testingNot iden-tifiedMisiden-tified
Blastoschizomyces captitatus666
Candida ciferrii76152
Candida famata7761
Candida kefyr555
Candida lambica98181
Candida lipolytica101010
Candida lusitaniae777
Candida norvegensis222
Candida tropicalis(sucrose negative)2211
Candida rugosa333
Candida sake555
Candida zeylanoides555
Cryptococcus humicolus65142
Cryptococcus laurentii7761
Cryptococcus terreus666
Cryptococcus uniguttulatus444
Hansenula anomalaa7761
Pichia farinosaa,b5541
Pichia membranaefaciensa,b4431
Pichia ohmeria,b111
Prototheca zopfii333
Prototheca wickerhamii222
Torulaspora roseia666
Zygosaccharomyces spp.111
 Total120105 (88%)2121102 (85%)0152
  • a Identified as the anamorphic form.

  • b The biocode for this organism was derived from Profiles for Unusual Fungal Isolates in the Clinical Laboratory.