O Tests

Every effort is being made to keep this directory comprehensive and up-to-date with respect to tests offered. However, should you not find what you are looking for, please email The Pathology Webmaster.

Laboratory tests arranged alphabetically

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

O2 Affinity

Oxygen Dissociation P50, RBC, Blood

Occult Blood Immunoassay, Fecal

Fecal Occult Blood Immunoassay, Random Stool

Occult Blood, Fecal Guaiac Screen

Fecal Occult Blood, Guaiac Screen, Fecal

Gastroccult, Gastric Aspirate or Vomitus

Octreotide (Sandostatin), Plasma

Ocular Pathology Biopsy

OD at 450

Amniotic Fluid Bilirubin (Delta Abs 450)

17-OH-Pregnenolone, Serum

Olanzapine (Zyprexa), Serum

Oligoclonal Bands

Multiple Sclerosis Screen, Serum & CSF

Oligosaccharide Screen, Random Urine

Opiates (Drugs of Abuse Confirmation/Quantitation), Random Urine

Opiates, Urine Screen, Urine

See also: Drugs of Abuse Screen, Urine

Drugs of Abuse Screen + Reflex Confirmation, Urine

Opportunistic Pulmonary Infection

Bronchioalveolar Lavage (BAL) for Cancer Evaluation, Bronchioalveolar Lavage

Spontaneous Sputum for Cancer Evaluation, Sputum

Orfadin Quantitation, Whole Blood

Organ-Tissue Donor Panel (Marrow and Stem Cell Donors only), Whole Blood, Serum and Urine

Organic Acids, Random Urine

Ornithine

Amino Acids, Quantitative, Plasma

Amino Acids, Quantitative, Random Urine

Orotic Acid, Random Urine

Osmolality, Plasma

See also: Osmolality-Other, Body Fluid (e.g., surgical drain, pericardial, peritoneal, peritoneal dialysis, pleural, or synovial)

Osmolality, Urine

Osmolality Gap

Osmolality, Plasma

See information in appendix:

Osmolality Gap - Calculation and Interpretation

Osmolality-Other, Body Fluid (e.g., surgical drain, pericardial, peritoneal, peritoneal dialysis, pleural, or synovial)

See also: Osmolality, Plasma

Osmotic Fragility, Quantitative, Whole Blood

Osteocalcin, Serum

OTOF-Transmembrane Protein Otoferin (Deafness Genetic Test), Whole Blood

Ova and Parasite Examination - UHL, Stool

Ovarian Antibodies (Screen with Reflex to Titer), Serum

Oxcarbazepine Metabolite (Trileptal), Serum

Oxycodone

Opiates (Drugs of Abuse Confirmation/Quantitation), Random Urine

Oxycodone, Urine Screen, Urine

See also: Drugs of Abuse Screen, Urine

Drugs of Abuse Screen + Reflex Confirmation, Urine

Oxygen

Blood Gases (Arterial), Blood (syringe only)

Blood Gases (Capillary Stick), Blood

Blood Gases (Venous), Blood (syringe only)

Oxygen Dissociation P50, RBC, Blood

Oxygen Saturation (Arterial), Blood (syringe only)

Oxygen Saturation (Venous), Blood (syringe only)

Oxyhemoglobin

Oxygen Saturation (Arterial), Blood (syringe only)

Oxygen Saturation (Venous), Blood (syringe only)

Oxyhemoglobin Dissociation

Oxygen Dissociation P50, RBC, Blood

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

Alphabetic main page