MRSA

MRSA Culture

Test Name:   MRSA Culture
Alternate Name (s):   Methicillin Resistant Staph aureus
Laboratory Module:   Category MIC
Ordering Mnemonic:  

Admissions/Point Prevelance: OE order set/MRSAV (Combo nasal/rectal see below)

Refer to ELM Surveillance chart.

Other single source specimen testing : MRSA

Once MRSA is selected as the source. A further description can be entered using the source dictionary. For instance:

 

 

Specimen Type:   

Admissions/Point Prevelance: Nasal/Rectal Combo swab ( Nasal first as per collection instructions

Swab of any area of the body that may be of concern.

Urine- Urine culture if urine was previously colonized.

Collection Container:   Amies Transport Media or Sterile Container
Container Information
Amies Transport MediaAmies Transport MediaSterile ContainerSterile Container
Collection Information:   The nurse or physician will take a swab of the area in question. The swab is then quickly transferred to the transport media.

Nasal Swab: Insert swab into nostril, until white cotton tip is inside the nose, Gently rotate the swab so that all surfaces of the mucosa are touched twice. Repeat in the other nostril, using the same swab. Place swab into transport media tube and label with the lab-generated label containing patient information and marked nasal.

Rectal Swab:  Swab around the rectal area, Insert the swab into rectum enough to fecally stain the swab, Place swab into transport media tube and label with the lab-generated label containing patient information and marked rectal.

Nasal/Rectal Combo swab for Admissions/Point Prevelance: 

Insert into nostril, until white cotton tip is inside the nose, Gently rotate the swab so that all surfaces of the mucosa are touched twice. Repeat in the other nostril, using the same swab.  Proceed with  swabbing around the rectal area, Insert the swab into rectum enough to fecally stain the swab, Place swab into transport media tube and label with the lab-generated label containing patient information and marked nasal/rectal.

Urine is collected into a sterile container.

The labeled specimen is then sent to the laboratory.

Test Schedule:  

Daily

Turnaround Time:   Routine

Preliminary: 24 hours

Final: 48 hours

Stat / Urgent

Preliminary: 24 hours

Final: 48 hours

Reference Interval:  

 

Critical Values:   As growth is detected and identified the information is made available to the health care provider.
Lab Process Notes :   If MRSA is detected notify immediately the ward that the patient is on (if an in-patient), patient registration (so a flag may be created) and infection control. Order sets not orderable in lab. Order test procedures individually
Storage & Transport:   The swab should be maintained at room temperature until transport to the lab. Once in the lab the specimen will be stored at room temperature in the microbiology rack.

Urine should be transported to laboratory as soon as possible where it is to be stored in the refrigerator.

Test Referred to :    On site, BGH laboratory

                 

Updated as of Nov 29, 2016

 
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