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C. difficile toxin PCR
C1 Est Inhib
C1Q Binding
C3 Complement
C4 Complement
CA 125
CA 15-3
CA 19-9
CA 27-29
Caffeine
Calcitonin
Calcium
Capillary Blood Gas
Carbamazepine
Carbamazepine, Epoxide 10-11
Carbon Monoxide
Cardiac Battery
Cardiac Enzymes
Cardio CRP
Cardiolipin Ab
Carnitine
Carotene
Cat Scratch Disease Ab
Catecholamines, Fractionated Plasma
Catecholamines, Urine
Catheter Tip Culture
CBC With Platelet and Differential
CBC With Platelet No Differential
CCP Ab
CCR5 Co-Receptor
CEA
Celiac Assoc. HLA-DQ
Celiac Group
Centromere Ab
Ceruloplasmin
Chem profile +, POC
Chlam Nucleic Acid Detection
Chlam PCR Assay
Chlamydia Antibodies
Chlamydia Trachomatis Culture
Chlordiazepoxide
Chloride (CL)
Cholesterol
Cholinesterase Total
Chromium, Serum
Chromogranin A
Citrate, Urine
CK Isoenzyme Reflex
CK Isoenzymes by ELP, CSF
CKMB With CPK and Index
Clonazepam
Clotest-H.pylori
Clozapine, Serum
CMV Antigenemia and Culture
CMV PCR Quant
CMV Rapid Shell Vial Assay
CO2
Coag Fac II
Coag Fac IX
Coag Fac VII Assay
Coag Fac XI
Coag Fac XII
Coag Fact X
Coag Factor V Assay
Coag Factor VIII
Cobalt, Serum
Coccidioides Ab
Cold Agglutinin
Comp Thyroglob Panel
Comp, Tot (CH50)
Complete CADASIL Eval
Complete HNPP Eval
Complexed PSA
Complexed PSA, Screen
Comprehensive Metabolic Panel
Copper (Cu)
Cord Blood Eval
Corneal Ring Culture
Cortisol AM
Cortisol PM
Cortisol Random
Cortisol Stimulation
Cortisol, Saliva
Cortisol, Urine
Coxsackie A Antibody Panel
Coxsackie B Antibodies
C-Peptide
CPK
C-Reactive Prot
Creat Kinase Isoenz by ELP, CSF
Creatinine
Crescendo Kit testing
Creutzfeldt Jakob Disease, Protein 14-3-3
CRRT Ionized Calcium
Cryoglobulin ID
Crypto Ag CSF
Crypto Ag, Serum
Cryptosporid Scr
Crystals Body Fluid
CSF Battery
CSF Cell Count with Differential
CSF Culture
CSF Glucose
CSF Gram Stain
CSF IgG Index
CSF LDH
CSF Protein
Cyclosporine by LCMSMS
Cystic Fibrosis Carrier Screen
Cytology
Cytomegalovirus IgG, IgM
Cytoplasmic Neutrophilic Ab


Laboratory Test Directory

Welcome to the Laboratory Service Directory for Northwest Hospital & Medical Center. This alphabetical directory is devoted to serving our patients by providing helpful information regarding the scope of services we offer, in addition to detailed information about all the tests we perform. Entries include test name and test code (mnemonic), CPT code, test methodologies, specimen requirements, collection container(s), collection instructions, expected turnaround times, reference intervals and additional information.

We hope that you find the directory useful. Please contact the laboratory directly, at (206) 368-1776, with any questions.



Specimen Container Key
Hover over container name to view.

  • Red Top
  • SST, Gold Top
  • EDTA, Lavender
  • EDTA, Lavender 7 mL
  • PST Heparin
  • Affirm VPm
  • Port a Cult

  • ACD Yellow
  • Royal Blue EDTA
  • Royal Blue Trace
  • Blue Citrate
  • Grey Fluoride
  • ProbeTec Swabs
  • Green Heparin

  • Collection Instructions
  • Stool Collections for Reference Lab testing
  • Fertility Studies: Specimen Collection
  • Microbiology Specimen Collection and Handling For Clinicians
  • 24-Hour Urine Collection


  • CAP Accreditation