Health Encyclopedia: A

A-Z

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A1C test
Amebic liver abscess
Aarskog syndrome
Amelogenesis imperfecta
Aase syndrome
Amino acids
Abdomen - swollen
Aminoaciduria
Abdominal aortic aneurysm
Aminophylline overdose
Abdominal aortic aneurysm repair - open
Amitriptyline and perphenazine overdose
Abdominal bloating
Amitriptyline hydrochloride overdose
Abdominal CT scan
Ammonia blood test
Abdominal exploration
Ammonia poisoning
Abdominal girth
Ammonium hydroxide poisoning
Abdominal mass
Amniocentesis
Abdominal MRI scan
Amniotic band sequence
Abdominal pain
Amniotic fluid
Abdominal pain - children under age 12
Amylase - blood
Abdominal rigidity
Amylase - urine
Abdominal sounds
Amyotrophic lateral sclerosis (ALS)
Abdominal tap
Anaerobic
Abdominal thrusts
Anaerobic bacteria
Abdominal ultrasound
Anal cancer
Abdominal wall fat pad biopsy
Anal fissure
Abdominal wall surgery
Analgesic nephropathy
Abdominal x-ray
Anaphylaxis
Abnormal posturing
Anaplastic thyroid cancer
Abnormal uterine bleeding
Anastomosis
Abnormally dark or light skin
Androgen insensitivity syndrome
ABO incompatibility
Anemia
Abortion - medical
Anemia caused by low iron - children
Abortion - surgical
Anemia caused by low iron - infants and toddlers
Abscess
Anemia of chronic disease
Abscess - abdomen or pelvis
Anencephaly
Absence of sweating
Aneurysm
Absence seizure
Aneurysm in the brain
Absent menstrual periods - primary
Angelman syndrome
Absent menstrual periods - secondary
Angina
Absent pulmonary valve
Angiodysplasia of the colon
Acanthosis nigricans
Angioedema
ACE blood test
Angioplasty and stent placement - carotid artery
Acetaminophen and codeine overdose
Angioplasty and stent placement - heart
Acetaminophen overdose
Angioplasty and stent placement - peripheral arteries
Acetone poisoning
Animal bites
Acetylcholine receptor antibody
Anisocoria
Achalasia
Ankle arthroscopy
Achilles tendinitis
Ankle pain
Achilles tendon repair
Ankle replacement
Achondrogenesis
Ankylosing spondylitis
Achondroplasia
Annular pancreas
Acid loading test (pH)
Anomalous left coronary artery from the pulmonary artery
Acid mucopolysaccharides
Anorchia
Acid soldering flux poisoning
Anorectal abscess
Acid-fast stain
Anorexia
Acidosis
Anoscopy
ACL reconstruction
Anovulation
Acne
Anterior
Acoustic neuroma
Anterior cruciate ligament (ACL) injury
Acoustic trauma
Anterior knee pain
Acquired platelet function defect
Anterior vaginal wall repair
Acrodysostosis
Anthrax
Acromegaly
Anthrax blood test
ACTH blood test
Anti-DNase B blood test
ACTH stimulation test
Anti-glomerular basement membrane blood test
Actinic keratosis
Anti-glomerular basement membrane disease
Actinomycosis
Anti-insulin antibody test
Acute
Anti-reflux surgery
Acute adrenal crisis
Anti-reflux surgery - children
Acute arterial occlusion - kidney
Anti-rust product poisoning
Acute bilateral obstructive uropathy
Anti-smooth muscle antibody
Acute bronchitis
Antibody
Acute cerebellar ataxia
Antibody titer blood test
Acute cholecystitis
Anticoagulant rodenticides poisoning
Acute coronary syndrome
Antidiarrheal drug overdose
Acute flaccid myelitis
Antidiuretic hormone blood test
Acute HIV infection
Antifreeze poisoning
Acute Ischemic Stroke
Antigen
Acute kidney failure
Antimitochondrial antibody
Acute lymphoblastic leukemia (ALL)
Antinuclear antibody panel
Acute mountain sickness
Antiparietal cell antibody test
Acute myeloid leukemia (AML) - children
Antiphospholipid syndrome - APS
Acute myeloid leukemia - adult
Antisocial personality disorder
Acute nephritic syndrome
Antistreptolysin O titer
Acute pancreatitis
Antithrombin III blood test
Acute respiratory distress syndrome
Antithyroglobulin antibody test
Acute tubular necrosis
Antithyroid microsomal antibody
Acute unilateral obstructive uropathy
Aortic aneurysm repair - endovascular
Addison disease
Aortic angiography
Adenoid removal
Aortic arch syndrome
Adenomyosis
Aortic dissection
Adhesion
Aortic regurgitation
Adjustment disorder
Aortic stenosis
Adolescent depression
Aortic valve surgery - minimally invasive
Adolescent development
Aortic valve surgery - open
Adolescent test or procedure preparation
Aortopulmonary window
Adrenal gland removal
Apert syndrome
Adrenal glands
Apgar score
Adrenergic bronchodilator overdose
Aplastic
Adrenocortical carcinoma
Aplastic anemia
Adrenoleukodystrophy
Apnea of prematurity
Adult cataract
Apolipoprotein B100
Adult soft tissue sarcoma
Apolipoprotein CII
Adult Still disease
Apoplexy
Advance care directives
Appendectomy
Aerobic
Appendicitis
Aerobic bacteria
Appetite - decreased
Aflatoxin
Appetite - increased
Aftershave poisoning
Appropriate for gestational age (AGA)
Agammaglobulinemia
Apraxia
Age-related hearing loss
Arachnodactyly
Age-related macular degeneration
Arm CT scan
Aging changes in body shape
Arm MRI scan
Aging changes in hair and nails
Armpit lump
Aging changes in hormone production
Arrhenoblastoma of ovary
Aging changes in immunity
Arrhythmias
Aging changes in organs, tissues, and cells
Arterial embolism
Aging changes in skin
Arterial insufficiency
Aging changes in sleep
Arterial stick
Aging changes in the bones - muscles - joints
Arteriogram
Aging changes in the breast
Arthritis
Aging changes in the face
Arthritis - resources
Aging changes in the female reproductive system
Arthroscopy
Aging changes in the heart and blood vessels
Artificial Insemination
Aging changes in the kidneys and bladder
Asbestosis
Aging changes in the lungs
Ascariasis
Aging changes in the male reproductive system
Ascites
Aging changes in the nervous system
Aseptic meningitis
Aging changes in the senses
Asherman syndrome
Aging changes in vital signs
Aspartate aminotransferase (AST) blood test
Aging spots - should you be concerned?
Aspartic acid
Agitation
Aspergillosis
Agoraphobia
Aspergillosis precipitin
Agranulocytosis
Asphalt cement poisoning
Aicardi syndrome
Aspiration
Alanine transaminase (ALT) blood test
Aspiration pneumonia
Albinism
Aspirin overdose
Albumin blood (serum) test
Asthma
Alcohol and pregnancy
Asthma and allergy resources
Alcohol use and safe drinking
Asthma in children
Alcohol use disorder
Astigmatism
Alcohol use disorder - resources
Asymptomatic
Alcohol withdrawal
Asymptomatic bacteriuria
Alcoholic ketoacidosis
Asymptomatic HIV infection
Alcoholic liver disease
Ataxia - telangiectasia
Alcoholic neuropathy
Atelectasis
Aldolase blood test
Atheroembolic renal disease
Aldosterone blood test
Atherosclerosis
Alkalosis
Athlete's foot
Alkaptonuria
Atopic dermatitis
Allergen
Atrial fibrillation or flutter
Allergic conjunctivitis
Atrial myxoma
Allergic reactions
Atrial septal defect (ASD)
Allergic rhinitis
Attention deficit hyperactivity disorder
Allergies - overview
Atypical pneumonia
Allergy testing - skin
Audiometry
Allergy to mold - animal dander - dust
Aural polyps
Aloe
Auscultation
Alopecia areata
Autism - resources
ALP - blood test
Autism spectrum disorder
ALP isoenzyme test
Autism spectrum disorder - Asperger syndrome
Alpha fetoprotein
Autism spectrum disorder - childhood disintegrative disorder
Alpha-1 antitrypsin blood test
Autoerythrocyte sensitivity
Alpha-1 antitrypsin deficiency
Autoimmune disorders
Alport syndrome
Autoimmune hepatitis
ALS - resources
Autoimmune liver disease panel
Alström syndrome
Autoinoculation
Alternating Hemiplegia
Automatic dishwasher soap poisoning
Alternative medicine - pain relief
Autonomic dysreflexia
Alveolar abnormalities
Autonomic neuropathy
Alzheimer - resources
Autosomal dominant
Alzheimer disease
Autosomal dominant tubulointerstitial kidney disease
Amaurosis fugax
Autosomal recessive
Ambiguous genitalia
Avian influenza
Amblyopia
Avoidant personality disorder
Ambulatory blood pressure monitoring (ABPM)
Axillary nerve dysfunction
Amebiasis