- ** About **
- Abdomen
- Abetalipoproteinemia
- Abortion, threatened
- Abrasion, slit-lamp biomicroscopy of corneal
- Abruptio placentae
- Abscess
- Acardiac twin, fetoscopy and
- Acetaminophen
- Acetoacetic acid
- Acetylcholine Receptor Antibody
- Acetylcholine receptor antibody (AChR)
- Acetylcholinesterase (AChE)
- Acetylsalicylic acid (ASA)
- Achalasia
- Acid-base balance
- Acid-fast bacilli (AFB) culture and smear
- Acid-fast stain, synovial fluid analysis by
- Acid intake, blood gases in excessive
- Acidosis
- Acinetobacter
- Acquired immunodeficiency syndrome (AIDS)
- Acrodermatitis enteropathica, zinc levels in
- Acromegaly
- Actinomadura
- Actin smooth muscle antibodies (ASMA)
- Acute basophilic leukemia, bone marrow biopsy in
- Acute hepatitis
- Acute hepatocellular disease, aspartate aminotransferase (AST) levels in
- Acute intermittent porphyria
- Acute kidney injury
- Acute leukemia
- Acute monocytic leukemia, bone marrow biopsy in
- Acute myeloid leukemia
- Acute myelomonocytic leukemia
- Acute nephritis, urine calcium levels in
- Acute oliguria, urine sodium levels in
- Acute pancreatitis
- Acute-phase inflammatory response, prealbumin levels in
- Acute renal failure, urine sodium levels in
- Acute respiratory distress syndrome (ARDS)
- Addison disease
- Adenomas
- Adhesions
- Adnexal torsion, ultrasound of
- Adolescents
- Adrenal adenoma
- Adrenal cancer
- Adrenal cortex adenoma, aldosterone in
- Adrenal glands
- Adrenal Gland Scan
- Adrenal hyperfunction, urine sodium levels in
- Adrenal hyperplasia
- Adrenal insufficiency
- Adrenal medulla, cancer of
- Adrenocortical hyperfunction
- Adrenocortical insufficiency, magnesium levels in
- Adrenocortical tumors, total and free testosterone levels in
- Adrenocorticoid insufficiency hyponatremia, osmolality test for
- Adrenocorticosteroids, high doses of, WBC count, blood smear, and differential testing and
- Adrenocorticotropic hormone (ACTH)
- Adrenocorticotropic Hormone (and Challenge Tests)
- Adrenogenital syndrome, cortisol and challenge tests in diagnosis of
- Adults
- Aerobacter
- Aeromonas
- Afferent loop syndrome, amylase levels in
- Afibrinogenemia
- Airway
- Alanine Aminotransferase
- Alanine aminotransferase (ALT)
- Albright-type kidney disease
- Albumin
- Albumin/globulin (A/G) ratio
- Albumin and Albumin/Globulin Ratio
- Albuminuria
- Alcohol misuse
- Aldolase
- Aldolase (ALD)
- Aldosterone
- Alkali ingestion, excessive, blood gases in
- Alkaline body fluids, loss of, blood gases in
- Alkaline phosphatase (ALP), isoenzymes and
- Alkaline Phosphatase and Isoenzymes
- Alkalosis
- Alleles
- Allergen-specific immunoglobulin E
- Allergic rhinitis
- Allergies
- Alpha1-Antitrypsin and Alpha1-Antitrypsin Phenotyping
- Alpha 1 -antitrypsin and alpha 1 -antitrypsin phenotyping
- Alpha-fetoprotein (AFP) levels
- Alpha-globulin
- Altered self-image, breast removal and
- Altered sensory perception, bilirubin and bilirubin fractions and
- Alveolar/Arterial Gradient and Arterial/Alveolar Oxygen Ratio
- Alveolar hemorrhage, antineutrophil cytoplasmic antibody levels in
- Alzheimer disease markers
- Amblyopia
- Amebiasis, fecal analysis for
- Amenorrhea
- American College of Rheumatology criteria for rheumatoid arthritis and, 1055Rh immune globulin
- Amikacin
- Aminoacidopathies
- Amino acid screen, blood and urine
- Aminoaciduria, amino acid screen, blood and urine, for
- Aminoglycoside toxicity, β 2 -microglobulin levels in
- Aminolevulinic acid dehydrase deficiency
- Amiodarone
- Amitriptyline
- Ammonia
- Amniotic Fluid Analysis and L/S Ratio
- AmniSure
- Amphetamines drug screen
- Amplitude modulation scan
- Amsler grid
- Amylase
- Amyloidosis
- Amyotrophic lateral sclerosis (ALS)
- Anal/genital bacterial culture
- Analbuminemia, A/G ratio in
- Analgesics
- Anal incontinence, pelvic floor sphincter electromyography of
- Anaphylaxis
- Anaplastic lymphoma receptor tyrosine kinase gene (ALK)
- Anemias
- Aneurysm
- Angiitis, antineutrophil cytoplasmic antibody levels in
- Angiodysplasia, gastrointestinal blood loss scan for
- Angiography, various sites
- Angiography, Various Sites (Abdomen, Adrenal, Carotid, Kidneys, Lungs)
- Angioplasty, aspartate aminotransferase (AST) levels in
- Angiotensin Converting Enzyme
- Angiotensin converting enzyme (ACE)
- Anion gap
- Ankle-brachial index (ABI)
- Ankylosing rheumatoid spondylitis, copper levels in
- Ankylosing spondylitis, human leukocyte antigen B27 levels in
- Anorchia, luteinizing hormone levels in
- Anorexia nervosa
- Anovulation
- Anoxia, blood gases in
- Antacid overuse, magnesium levels in
- Anterior pituitary hypofunction, follicle-stimulating hormone levels in
- Anthrax
- Antiactin Antibody (Smooth Muscle) and Antimitochondrial M2 Antibody
- Antiactin antibody (smooth muscle) and antimitochrondrial M2 antibody
- Antibiotic therapy, vitamin studies in
- Anticardiolipin antibody, immunoglobulin A, immunoglobulin G, and immunoglobulin M
- Anticentromere antibody
- Anticoagulant therapy
- Anticoagulation, lupus anticoagulant antibodies levels in
- Anticonvulsants
- Anticyclic citrullinated peptide antibody
- Antidepressants
- Antidiuretic Hormone
- Antidiuretic hormone (ADH)
- Anti-DNA antibody
- Anti-DNase B titers
- Antidysrhythmics
- Antiendomysial antibody
- Antiextractable nuclear antigen antibody
- Antifungal Antibody
- Antigliadin antibody (immunoglobulin G and immunoglobulin A), antiendomysial antibody (immunoglobulin A), and antitissue transglutaminase antibody (immunoglobulin A)
- Antiglomerular Basement Membrane Antibody
- Anti-inflammatories
- Anti-Jo antibody
- Antimanics
- Antimetabolic therapy, RBC count and
- Antimicrobials
- Antineoplastic drugs, WBC count, blood smear, and differential testing and
- Antineutrophil cytoplasmic antibody (P-ANCA, C-ANCA)
- Antinuclear Antibody, Anti-DNA Antibody, Anticentromere Antibody, Antiextractable Nuclear Antigen Antibody, Anti-Jo Antibody, and Antiscleroderma Antibody
- Antinuclear antibody (ANA), anti-DNA antibody, anticentromere antibody, antiextractable nuclear antigen antibody, anti-Jo antibody, and antiscleroderma antibody
- Antiphospholipid antibodies
- Antiphospholipid antibody syndrome
- Antiplatelet therapy
- Antipsychotics
- Antipyretics
- Antiscleroderma antibody
- Antisperm Antibody
- Antistreptococcal Deoxyribonuclease-B Antibody
- Antistreptolysin O Antibody
- Antistreptolysin O antibody
- Antithrombin III
- Antithyroglobulin Antibody and Antithyroid Peroxidase Antibody
- Antithyroid peroxidase antibody
- Antitissue transglutaminase antibody
- Anus, sigmoidoscopy of
- Anxiety
- Aortic aneurysm
- Aortic dissection
- Aortic valve abnormalities
- Aortoduodenal fistula, gastrointestinal blood loss scan for
- Aplasia, bone marrow, bone marrow biopsy in
- Aplastic anemia
- Apolipoproteins: A, B, and E
- Appendicitis
- Arenaviruses
- Argininosuccinic aciduria (ASA)
- Argonz-Del Castillo syndrome
- Arterial occlusion, angiography of
- Arterial plethysmography
- Arterial stenosis, angiography and
- Arterial thrombosis, D-dimer levels in
- Arterial-venous shunts, alveolar/arterial gradient and arterial/alveolar oxygen ratio in
- Arteriovenous fistula, angiography of
- Arteriovenous shunts, fluorescein angiography of
- Arthritis
- Arthrogram
- Arthroscopy
- Asbestiosis
- A-scan ultrasound
- Ascariasis, fecal analysis for
- Ascites
- Aspartate Aminotransferase
- Aspartate aminotransferase (AST)
- Aspergilloma
- Aspirin, clot retraction and
- Asthma
- Asymptomatic gluten-sensitive enteropathy
- Asystole, electrocardiogram for
- Atelectasis
- Atherosclerotic cardiovascular disease (ASCVD)
- Atrial hypertension, fundoscopy with or without photography in diagnosis of
- Atrial mural thrombi, echocardiography of
- Atrial natriuretic peptide (ANP)
- Atrial tumors
- Audiometry, Hearing Loss
- Autoimmune disorders
- Autoimmune hepatitis, AChR levels in
- Autosomes
- Azidothyrmidine (AZT), β 2 -microglobulin levels and
- Azotemia
Davis's Lab & Diagnostic Tests