Test ID: 83656
Ewing Sarcoma (EWS), 22q12 (EWSR1) Rearrangement, FISH, Tissue
Secondary ID 
A test code used for billing and in test definitions created prior to November 2011
83656
Useful For Suggests clinical disorders or settings where the test may be helpful
As an aid in the diagnosis of Ewing sarcoma (EWS)/primitive neuroectodermal tumor (PNET), myxoid chondrosarcoma, desmoplastic small, round cell tumor, clear cell sarcoma, and myxoid liposarcoma by detecting a neoplastic clone associated with the rearrangement of EWS
Additional Tests Lists test(s) that are always performed, at an additional charge, with the initial test(s)
| Test ID | Test Number | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|---|
| 5439 | 5439 | Surgical Pathology Consultation | No | Yes |
Testing Algorithm Delineates situation(s) when tests are added to the initial order. This includes reflex and additional tests.
When this test is ordered, a pathology consultation will always be performed at an additional charge.
Method Name A short description of the method used to perform the test
Fluorescence In Situ Hybridization (FISH)
Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name
EWSR1, 22q12, FISH
Aliases Lists additional common names for a test, as an aid in searching
Clear Cell Sarcoma
Desmoplastic Small Round Cell Tumor
EWS (Ewing Sarcoma)
Myxoid Chondrosarcoma
Myxoid Liposarcoma
Primitive Neuroectodermal Tumor (PNET)
Small Blue Cell Tumor
PEWS
Desmoplastic Small Round Cell Tumor
EWS (Ewing Sarcoma)
Myxoid Chondrosarcoma
Myxoid Liposarcoma
Primitive Neuroectodermal Tumor (PNET)
Small Blue Cell Tumor
PEWS
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