Short Tandem Repeat Analysis for Specimen Identification, Other
Test Mnemonic
STRIDO
CPT Codes
- 81265 - QTY (1)
Aliases
- STR
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| One | Paraffin block, formalin fixed | Formalin-fixed, paraffin-embedded block | N/A | Ambient | Cut 5 charged, unbaked slides, 4um thick. Pre H&E slides must be examined. Known or unknown area will be microdissected from USS. Specimens that undergo heavy metal fixation or are decalcified with strong acids (i.e., formic acid) are not acceptable for molecular testing. Non-decalcified specimens or samples that undergo EDTA decalcification are acceptable. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| No Minimum Volume | Tissue, fresh or frozen | Sterile container | Ambient or Frozen | Ambient or Frozen | |
| One | Swab, buccal | Buccal Swab | Ambient | Ambient |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | Ambient only is acceptable. |
Days Performed
2 days per week
Turnaround Time
7 days
Methodology
| Name | Description |
|---|---|
| Capillary Electrophoresis (CE) | |
| Polymerase Chain Reaction (PCR) |