Laboratory:
Microbiology
Referral Laboratory:
MiChart Code:
Fungus Smear Only
Soft Order Code:
FNGS
Synonyms:
Calcofluor Stain Cryptococcus Stain
KOH Preparation PAS Smear
Container:
Sterile tube or container
Normal Volume:
Same as for culture of specific site
Minimum Volume:
Same as for culture of specific site
Offsite Collection:
Collect specimen according to instructions for culture of specific site. Order culture and smear if specimen is adequate, order smear only if specimen is insufficient for both or culture has already been sent. Do not refrigerate or incubate. Indicate specimen source, collection date/time, current antibiotic therapy and clinical diagnosis. If unacceptable specimen is received, the client will be called and another specimen will be requested before disposal of the original specimen.
Onsite Collection (Michigan Medicine Hospitals Only):
Please contact the laboratory at 936-6877 for smear only or culture only requests. Order culture and smear if specimen is adequate, order smear only if specimen is insufficient for both or culture has already been sent. Indicate current antibiotic therapy and clinical diagnosis. Do not refrigerate or incubate.
Days Set Up:
Daily
Analytic Time:
Preliminary results are reported in 12-24 hours. The health care provider will be notified of smears positive with possible systemic pathogens.
Reference Range:
*Reference ranges may change over time. Please refer to the original patient report when evaluating results.
No fungal elements seen
Test Limitations:
Cultures are more sensitive than direct smears. Therefore, the fungus smear may be negative when the culture is positive. More accurate results are obtained with culture.
Test Methodology:
Microscopic exam
Additional Information:
Test includes Calcofluor stained smear for all specimens and KOH preparation for hair, skin or nails. Please note that the KOH preparation is used only for the detection of fungal elements from hair, skin or nails.
CPT Code:
87206 Smear, 87220 KOH Prep
Fee Code:
20228
Test ID:
434