Test Directory

Sputum

Synonym(s):

Sputum, lung cytology

Specimen Type:

Sputum (deep cough)

Specimen Collection:

Cytology fixative, specimen container. Collect specimen in a sterile container as fresh or with cytology fixative. If fresh, must transport within 2 hours. If in fixative, must transport within 24 hours.

Collection Procedure:

Click here to see collection instructions

Required Information:

Complete the Incyte Diagnostics requisition with the patient's demographics and relevant clinical history. Label specimen container with the patient's full first and last name, second unique identifier, and specimen source/site.

Specimen Stability:

Unfixed specimens are stable for 2 hours at room temperature. Specimens fixed in cytology fixative are stable for 24 hours. Unfixed specimens which are not transported within 2 hours must be refrigerated immediately, and can remain stable for 3 days unless specimen was collected using saline.

Unacceptable Specimen:

Unlabeled specimens, Specimens in incorrect fixative (such as formalin) can only be processed as a cell block. Saliva is not acceptable.

Department:

Cytology

Turnaround:

13 business days from receipt

Performed:

Monday–Friday

Retention:

Specimen: 7 days
Slides: 10 years

CPT Code:*

88112
88305

Test Code(s):

NON-O

Notes:

Sputum specimens which are collected over the course of 3 days as individual specimens may be combined and submitted as one collection. However, all specimens must remain refrigerated or be in cytology fixative during the 3-day span.

*The listed CPT codes are for reference use only. Final coding is based on CPT guidelines and individual circumstances.

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