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HelpTest Code Tzanck Smr Tzanck Smear Evaluation
Additional Codes
Smears, Histo/Path
Clinical System Name
Tzanck Smear Evaluation
Synonyms
Giant Cell (Tzank Smear)
Sample Requirements
Specimen: Vesicle contents smeared on slide
Container(s): See Note
Preferred Vol: n/a
Minimum Vol: n/a
Note: Slide preparation. Using pencil, label slide with patient name, MRN, and collection date. Gently rupture vesicle with #15 scapel blade and scrape debris from vesicle base and underside of roof (do not use cotton swab); smear debris on labeled slide.
Processing Instructions
Reject due to: NA
Spin: N
Aliquot: N
Temp: RT
Note: Deliver slide and copy of requisition to Core Hematology for Wright Stain. Stained slide will be coverslipped and delivered to Pathology. Tech will result test in Cerner with "Done" after slides are submitted for pathologist review. Notify tech immediately.
Off-site collection: Send labeled smear from a lesion to Laboratory immediately with completed requisition.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Body Fluid/Smear from Lesion | Room temp | 48 hours |
| Refrigerated | N | |
| Frozen | N |
Availability
| STAT | Performed | TAT |
|---|---|---|
| M-F 8 a.m. - 5 p.m. | 1 day |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Histology
Phone Number: (206) 987-2580.
CPT Codes
CPT codes will vary depending on tests performed. Call Client Services for more information (206) 987-2617.
Methodology
Method: Microscopic review by pathologist of wright stained smear
Analytical Volume: n/a
Description
To confirm or exclude Varicella-zoster / Herpes simplex virus induced vesicles. Direct smears of base or roof of vesicle is stained and reviewed by pathologist.
Requisition
Surgical pathology requisition required.