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AP TEST DIRECTORY

GMS Special Stain

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TEST OVERVIEW

GMS Special Stain. Availability subject to laboratory validation, licensing, regulatory approval, and client onboarding.

Directory information supports operational planning only. Confirm all requirements with Client Services before submission.

Also Known As

Grocott methenamine silver

Specialty

Special Stains

Methodology

Special stain

Specimen Type

FFPE tissue

Container

Contact laboratory before collection

Fixation

Requirements vary by specimen and test

Minimum Specimen

Contact laboratory

Rejection Criteria

Unlabeled, leaking, compromised, or insufficient specimens may be rejected

Turnaround Time

Contact laboratory

New York Approval Status

Verification required before New York submission

CPT CODES

Contact Client Services

CPT codes are provided for informational planning only and do not guarantee coverage, billing, reimbursement, or payer acceptance.

SUBMISSION INSTRUCTIONS

Confirm the current test menu and specimen requirements with Client Services before submission.

Open a Client Account ↗Contact Client Services →
Important directory disclaimer

Test availability, specimen requirements, CPT coding, billing, and New York State approval status are subject to validation, licensing, payer policy, and client onboarding. Do not use this website to submit patient information.