Main Campus: Chesterfield, MO 63017 | 
Tests
- A blood type
- A1AT test
- A1C
- A1C test
- AB blood type
- Abdominal aorta angiogram
- Abdominal arteriogram
- Abdominal CT scan
- Abdominal film
- Abdominal MRI scan
- Abdominal sonogram
- Abdominal tap
- Abdominal ultrasound
- Abdominal wall biopsy
- Abdominal wall fat pad biopsy
- Abdominal x-ray
- ABG
- Abnormal heart rhythm - Holter
- Abnormal heart rhythms - EPS
- Abnormal mammogram - breast biopsy - ultrasound
- Abnormal mammogram - stereotactic breast biopsy
- Abnormal Pap smear - HPV testing
- ABO blood type
- ABO blood typing
- ABR
- Abscess - transvaginal ultrasound
- Abscess scan
- Absolute eosinophil count
- ACE blood test
- Acetone bodies
- Acetylcholine receptor antibody
- Acetylcholinesterase
- Acid fast bacilli stain
- Acid hemolysin test
- Acid loading test (pH)
- Acid mucopolysaccharides
- Acid perfusion test
- Acid-fast stain
- Acromegaly - blood test
- ACTH blood test
- ACTH stimulation test
- ACTH suppression test
- Activated partial thromboplastin time
- Adenosine stress test
- ADN-B test
- Adrenal medullary imaging
- Adrenalin - blood
- Adrenalin -- blood
- Adrenalin-urine test
- Adrenocorticotropic hormone
- Aerobic bacteria
- AFB stain
- AFP
- Agaston score
- Agglutinins
- AGUS - colposcopy
- AGUS - cone biopsy
- AGUS - Pap
- Air caloric testing
- Alanine aminotransferase
- Alanine transaminase
- Alanine transaminase (ALT) blood test
- Albumin - blood (serum) test
- Albumin - urine
- Albuminuria
- Alcohol test - breath
- Aldolase blood test
- Aldosterone - urine
- Aldosterone blood test
- Alkaline phosphatase
- Alkaline phosphatase isoenzyme test
- Allergic rhinitis - allergy testing
- Allergy testing
- Allergy testing - skin
- ALP - blood test
- ALP isoenzyme test
- Alpha fetoprotein
- Alpha-1 antitrypsin blood test
- Ambulatory electrocardiography
- Amebiasis - ova and parasites
- Amenorrhea - prolactin test
- Amino acids - urine
- Amino acids blood test
- Aminoaciduria
- Ammonia blood test
- Ammonia level
- AMP
- Amphetamines - screen
- Amsler grid test
- Amylase - blood
- Amylase - urine
- Amyloidosis - electrophoresis serum
- Amyloidosis - rectal biopsy
- Amyloidosis - UPEP
- ANA
- ANA panel
- ANA reflexive panel
- Anaerobe
- Anaerobic bacteria
- Anal fissures - anoscopy
- Anal polyps - anoscopy
- Anal warts - anoscopy
- Analgesics - screen
- Anemia - colonoscopy
- Anemia - Hb
- Anemia - hemolytic
- Anemia - immune hemolytic blood type
- Anemia - RBC count
- Anemia - reticulocyte
- Anemia - serum iron
- Anemia -TIBC
- Angina - angiography
- Angina - cardiac catheterization
- Angina - nuclear stress
- Angina - stress echocardiography
- Angina - treadmill
- Angiogram
- Angiogram - coronary
- Angiogram - leg
- Angiogram of the lungs
- Angiography
- Angiography - aorta
- Angiography - head
- Angiography - heart
- Angiography - kidney
- Angiography - left heart
- Angiography - magnetic resonance
- Angiography - right heart
- Angiography of the extremity
- Annual eye exam
- Anoscopy
- Anthrax blood test
- Anthrax serology test
- Anti-DNase B blood test
- Anti-gastric parietal cell antibodies
- Anti-gastric parietal cell antibody
- Anti-GBM antibodies
- Anti-glomerular basement membrane blood test
- Anti-insulin antibody test
- Anti-P antibody
- Anti-smooth muscle antibody
- Antibiotic associated colitis - toxin
- Antibiotic sensitivity testing
- Antibody test for anthrax
- Antibody titer blood test
- Antibody to human glomerular basement membrane
- Anticoagulant-prothrombin time
- Antideoxyribonuclease B titer
- Antidepressants - screen
- Antidiuretic hormone
- Antidiuretic hormone blood test
- Antimicrobial susceptibility testing
- Antimicrosomal antibody
- Antimitochondrial antibody
- Antinuclear antibody panel
- Antiparietal cell antibody test
- Antistreptolysin O titer
- Antithrombin
- Antithrombin III blood test
- Antithyroglobulin antibody
- Antithyroid microsomal antibody
- Aortic angiography
- Aortic arteriogram
- Aortic - CTA
- Aortography
- APCA
- Apgar score
- Aplastic anemia - bone marrow aspiration
- ApoB100
- ApoC2
- ApoCII
- Apolipoprotein B100
- Apolipoprotein CII
- Apoprotein B100
- Apoprotein CII
- Applanation
- APTT
- Arginine test
- Arginine vasopressin
- Arginine-GHRH test
- Arm CT scan
- Arm MRI scan
- Arrhythmia - EPS
- Arrythmia - His
- Arrythmia - Holter
- Arterial blood gas analysis
- Arterial insufficiency of the legs - Doppler
- Arterial stick
- Arteriogram
- Arteriogram - abdomen
- Arteriography of the extremity
- Arthrogram
- Arthrography
- Ascites - abdominal tap
- ASCUS - colposcopy
- ASCUS - cone biopsy
- ASCUS - Pap
- ASLO
- ASO titer
- Aspartate aminotransferase
- Aspartate aminotransferase (AST) blood test
- Aspergillosis precipitin
- Aspergillus immunodiffusion test
- Asthma - allergy testing
- AT 3
- AT III
- Atrial fibrillation - Holter
- Atrophic gastritis - anti-gastric parietal cell antibody
- Atypical glandular cells - colposcopy
- Atypical glandular cells - cone biopsy
- Atypical glandular cells - Pap
- Atypical squamous cells - colposcopy
- Atypical squamous cells - cone biopsy
- Atypical squamous cells - Pap
- Audiography (audiogram)
- Audiometry
- Auditory brainstem response
- Autoimmune liver disease panel
- Automated perimetry exam
- AVP
