| Common test name | Primary test name | Specimen | Container | Referred test | Patient cost | Comments/Instructions |
|---|---|---|---|---|---|---|
| Ocular specimens - Chlamydia trachomatis PCR | Chlamydia trachomatis DNA (PCR) in swabs | Genital or eye swab | Dry Swab | No | No | The referring clinician collects cervical swabs. Urethral swabs may be collected at collection cent... (more) |
| Oestradiol, 17ß Oestradiol | Oestradiol, 17ß Oestradiol | Blood | Serum Separator Tube (SST) | No | No | |
| Oestriol | Oestriol, Serum | N/A | No | No | ||
| Oestriol, Serum | Oestriol, Serum | N/A | No | No | ||
| Oestriol, Urine | Oestriol, Urine | N/A | No | No | ||
| OGCT | Glucose Challenge Test | Blood | Fluoride oxalate Tube 2 ml | No | No | This test is only performed on pregnant women. Blood glucose levels should be checked using a glucos... (more) |
| OGTT | Glucose Tolerance Test | Blood (X 3) | Fluoride oxalate Tube 2 ml | No | No | NB: Some clinicians request GTT & insulin levels, in which case a lithum heparin tube (on ice) must ... (more) |
| Olanzapine | Olanzapine | Blood | Serum Separator Tube (SST) | Yes | No | Trough level - collect at least 6-8 hours after last dose. Venepuncture. Date, time and dose of las... (more) |
| Oligoclonal bands | CSF Electrophoresis | CSF | CSF tube(s) | No | No | A blood specimen for Serum Electrophoresis must be collected within 4 days of CSF collection. Collec... (more) |
| Opiates | Drug Screen, Urine | Urine | Urine/Specimen container 50ml | No | No | All urine drug screens should be supervised. Indicate that the collection was supervised by writing... (more) |
| Opiates, Urine | Opiates, Urine | Urine | Urine/Specimen container 50ml | No | No | All urine drug screens should be supervised. Indicate that the collection was supervised by writing... (more) |
| Oral Glucose Challenge Test | Glucose Challenge Test | Blood | Fluoride oxalate Tube 2 ml | No | No | This test is only performed on pregnant women. Blood glucose levels should be checked using a glucos... (more) |
| Oral Glucose Tolerance test | Glucose Tolerance Test | Blood (X 3) | Fluoride oxalate Tube 2 ml | No | No | NB: Some clinicians request GTT & insulin levels, in which case a lithum heparin tube (on ice) must ... (more) |
| Oral Swab, Hard Palate or Soft Palate | Oral Swab, Hard Palate or Soft Palate | Swab of mouth | Transswab- swab in transport medium | No | No | A Virocult swab must be used if viral investigations are requested. Mouth and gums: Use a Transwab... (more) |
| Orbital cellulitis | Lacrimal swab | Swab OR Pus | Transswab- swab in transport medium | No | No | Clinical notes required. Collected by referring Clinician. |
| Organic Acid Screen, Urine | Organic Acid Screen, Urine | Urine | Urine container Plain 24 hour | Yes | No | |
| Organophosphate pesticide screening | Cholinesterase, Red Cell | Blood | EDTA Tube 4 ml | Yes | No | |
| Ornithine, Urine | Ornithine, Urine | Urine | Urine container Plain 24 hour | Yes | No | |
| Orotic Acid | Orotic Acid | Urine | Urine/Specimen container 50ml | Yes | No | |
| Osmolality, Faeces | Osmolality, Faeces | Random faeces | Faeces container | Yes | No | Faecal samples should be at least semi-liquid in nature. Solid, well-formed stool specimens are not ... (more) |
| Osmolality, Serum | Osmolality, Serum | Blood | Serum Separator Tube (SST) | No | No | |
| Osmolality, Urine | Osmolality, Urine | Urine | Urine/Specimen container 50ml | No | No | |
| Osmotic Fragility | Osmotic Fragility | Blood | Lithium Heparin Tube WITHOUT GEL | No | No | Consult laboratory on 9288 4226, test by appointment only. Deliver within 2 hours. Venepuncture |
| Osteocalcin | Osteocalcin | Blood | Serum Separator Tube (SST) | Yes | No | |
| Otitis externa, Microscopy and culture | Ear Swab, Microscopy and culture | Ear swab | Transswab- swab in transport medium | No | No | |
| Otitis media, Microscopy and culture | Ear Swab, Microscopy and culture | Ear swab | Transswab- swab in transport medium | No | No | |
| Ovarian Cyst Fluid | Cytology, Cyst Fluid | Cyst Fluid | Urine/Specimen container 50ml | No | No | Sample may be shared with Microbiology. Please check other laboratory collection requirements. Colle... (more) |
| Ovary antibodies | Anti-Ovary antibodies | Blood | Serum Separator Tube (SST) | No | No | |
| Ovary swab | Fallopian Tube Swab | Fluid/tissue or swabs | Transswab- swab in transport medium | No | No | The work-up performed is dependent on the clinical notes provided. A collection for Chlamydia PCR te... (more) |
| Oxalate, Urine | Oxalate, Urine | Urine | Urine container Acid 24 hour | Yes | No |