Fungal Stain, Calcofluor, Miscellaneous [4502X]

Test Code

CPT Codes

Preferred Specimen
3 mL or 3 grams body fluids, lower respiratory tract specimens, urine or fresh (unfixed) tissue collected in sterile, leak-proof container

Minimum Volume
1 mL or 1 g

Other Acceptable Specimens
1 mL or 1 swab wound, exudates, aspirates, lesion material, ocular specimens collected in a sterile, leak-proof container, Amies liquid or gel swab system or Stuarts or ESwab

Primary specimen from any source in sterile, leak-proof container. Tissues or brushes in transport medium or in a small amount of sterile saline are acceptable. If culture is requested a second swab must be submitted.

Skin/hair/nails, refer to test code 14824X. CSF requires medical director approval

Transport Container
Sterile container, leak-proof

Transport Temperature
Refrigerated (cold packs)

Specimen Stability
Room temperature: 72 hours
Refrigerated: 72 hours
Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Whole blood • Stool

Calcofluor White Stain

Setup Schedule
Set up: Sun nights, Mon-Fri a.m., nights; Sat nights; Report available: 1-2 days

Reference Range
Not applicable

Clinical Significance
Fungi can infect body fluids and tissues. These infections occur more commonly among patients who are immunocompromised. Early diagnosis and effective treatment can reduce the likelihood of severe sequalae.

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.