Sign in →

Test Code C CF Culture, Cystic Fibrosis, Respiratory

Performing Laboratory

CCHS-Christiana Care Health Services

Methodology

Culture

Includes Gram stain.

Reference Values

No growth or oral flora

Physician Office Specimen Requirements

Specimen must be delivered to laboratory within 1 hour of collection.

 

Acceptable Specimens:

Bronchoalveolar lavage, endotracheal aspirate, lung biopsy, sputum, and throat swab

 

Submit only 1 of the following specimens:

 

Bronchoalveolar Lavage

Container/Tube:  Screw-capped, sterile container

Specimen:  Bronchoalveolar lavage

Collection Instructions:  Maintain sterility and forward promptly.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

 

Endotracheal Aspirate

Container/Tube:  Screw-capped, sterile container

Specimen:  Endotracheal aspirate

Collection Instructions:  Maintain sterility and forward promptly.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

 

Lung Biopsy

Container/Tube:  Screw-capped, sterile container

Specimen:  Biopsy of lung

Collection Instructions:  Maintain sterility and forward promptly.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

 

Sputum

Container/Tube:  Screw-capped, sterile container

Specimen:  First-morning sputum

Collection Instructions:  Instruct patient to brush his/her teeth and/or rinse mouth well with water to minimize contaminating specimen with food particles, mouthwash, or oral drugs. Have patient remove dentures. Instruct patient to take a deep breath, hold it momentarily, then cough deeply and vigorously into screw-capped, sterile container. Maintain sterility and forward promptly.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

 

Throat Swab

Container/Tube:  Culture transport tube

Specimen:  Swab of throat

Collection Instructions:  Maintain sterility and forward promptly.

Note:  Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

Day(s) Test Set Up

Monday through Sunday

Routine Turnaround Time

Gram stain:  <8 hours

Preliminary:  24 hours

Final:  4 days

STAT Turnaround Time

Gram stain:  ≤1 hour