Special Stain, Giemsa
Also known as: GIEMSA SS
Use
Giemsa is a histochemical special stain used to demonstrate organisms such as Helicobacter pylori (dark blue) in tissue specimens, supporting diagnostic evaluation of infections in histopathology samples.
Special Instructions
Not provided.
Limitations
Specimens must be representative tissue or cells prepared properly; depleted specimens or nonrepresentative tissue will be rejected. Formalin-fixed, paraffin-embedded blocks or cellblocks are required. Slides must be unstained and correctly prepared. Frozen specimens are unacceptable.
New York Approved
Methodology
Other
Biomarkers
LOINC Codes
- 6662-1 - Gie Stn Tiss
Result Turnaround Time
1-5 days
Related Documents
For more information, please review the documents below
Specimen
Tissue (FFPE)
Volume
Not provided
Minimum Volume
1 slide
Container
Tissue transport kit (#47808)
Collection Instructions
Protect paraffin block and/or slides from excessive heat; send tissue block or 2 unstained (3‑ to 5‑micron thick) positively charged slides.
Storage Instructions
Room temperature or refrigerated; ship in cooled container during summer.
Causes for Rejection
Nonrepresentative tissue type; depleted specimens.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | Indefinitely |
| Refrigerated | Indefinitely |
| Frozen | Unacceptable |
Other tests from different labs that may be relevant