Health Encyclopedia: A A-Z 1 2 5 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A1C test Amino acids Aarskog syndrome Aminoaciduria Aase syndrome Aminophylline overdose Abdomen - swollen Amitriptyline and perphenazine overdose Abdominal aortic aneurysm Amitriptyline hydrochloride overdose Abdominal aortic aneurysm repair - open Ammonia - blood Abdominal bloating Ammonia poisoning Abdominal CT scan Ammonium hydroxide poisoning Abdominal exploration Amniocentesis Abdominal girth Amniotic constriction bands Abdominal mass Amniotic fluid Abdominal MRI scan Amputation - traumatic Abdominal pain Amylase - blood Abdominal pain - children under age 12 Amylase - urine Abdominal rigidity Amyotrophic lateral sclerosis Abdominal sounds Anaerobic Abdominal tap Anaerobic bacteria Abdominal ultrasound Anal fissure Abdominal wall fat pad biopsy Analgesic nephropathy Abdominal wall surgery Anaphylaxis Abdominal x-ray Anaplastic thyroid cancer Abnormal posturing Anastomosis ABO incompatibility Androgen insensitivity syndrome Abortion - medical Anemia Abortion - surgical Anemia - B12 deficiency Abscess Anemia caused by low iron - children Abscess scan - radioactive Anemia caused by low iron - infants and toddlers Absence seizure Anemia of chronic disease Absent pulmonary valve Anencephaly Acanthosis nigricans Aneurysm ACE blood test Aneurysm in the brain Acetaminophen and codeine overdose Angelman syndrome Acetaminophen overdose Angina Acetone poisoning Angiodysplasia of the colon Acetylcholine receptor antibody Angioedema Achalasia Angioplasty and stent placement - carotid artery Achilles tendinitis Angioplasty and stent placement - heart Achondrogenesis Angioplasty and stent placement - peripheral arteries Achondroplasia Animal bites Acid loading test (pH) Anisocoria Acid mucopolysaccharides Ankle arthroscopy Acid soldering flux poisoning Ankle pain Acid-fast stain Ankle replacement Acidosis Ankylosing spondylitis ACL reconstruction Annular pancreas Acne Anomalous left coronary artery from the pulmonary artery Acoustic neuroma Anorchia Acoustic trauma Anorectal abscess Acquired platelet function defect Anorexia nervosa Acrodermatitis Anoscopy Acrodysostosis Anovulation Acromegaly Anterior ACTH (cosyntropin) stimulation test Anterior cruciate ligament (ACL) injury ACTH blood test Anterior knee pain Actinic keratosis Anterior knee pain Actinomycosis Anterior vaginal wall repair Acute Anthrax Acute adrenal crisis Anthrax - blood test Acute arterial occlusion - kidney Anti-DNase B Acute bilateral obstructive uropathy Anti-glomerular basement membrane Acute cerebellar ataxia Anti-insulin antibody test Acute cholecystitis Anti-reflux surgery Acute cytomegalovirus (CMV) infection Anti-reflux surgery - children Acute HIV infection Anti-rust product poisoning Acute Ischemic Stroke Anti-smooth muscle antibody Acute kidney failure Antibody Acute lymphoblastic leukemia (ALL) Antibody titer Acute mountain sickness Anticoagulant rodenticides poisoning Acute myeloid leukemia Antidiarrheal drug overdose Acute nephritic syndrome Antidiuretic hormone blood test Acute pancreatitis Antifreeze poisoning Acute respiratory distress syndrome Antigen Acute tubular necrosis Antimitochondrial antibody Acute unilateral obstructive uropathy Antinuclear antibody panel Addison disease Antiparietal cell antibody test Adenoid removal Antisocial personality disorder Adenomyosis Antistreptolysin O titer Adhesion Antithrombin III blood test Adjustment disorder Antithyroglobulin antibody Adolescent depression Antithyroid microsomal antibody Adolescent development Aortic aneurysm repair - endovascular Adolescent pregnancy Aortic angiography Adolescent test or procedure preparation Aortic arch syndrome Adrenal glands Aortic dissection Adrenalectomy Aortic insufficiency Adrenergic bronchodilator overdose Aortic stenosis Adrenocortical carcinoma Aortic valve surgery - minimally invasive Adrenoleukodystrophy Aortic valve surgery - open Adult Still's disease Aortopulmonary window Advance care directives Apert syndrome Aerobic APGAR Aerobic bacteria Aplastic Aflatoxin Aplastic anemia Aftershave poisoning Apnea of prematurity Agammaglobulinemia Apolipoprotein B100 Age-appropriate diet for children Apolipoprotein CII Age-related hearing loss Apoplexy Aging changes in body shape Appendectomy Aging changes in hair and nails Appendicitis Aging changes in hormone production Appetite - decreased Aging changes in immunity Appetite - increased Aging changes in organs - tissue - cells Appropriate for gestational age (AGA) Aging changes in skin Apraxia Aging changes in sleep Arachnodactyly Aging changes in the bones - muscles - joints Arm CT scan Aging changes in the breast Arm MRI scan Aging changes in the face Armpit lump Aging changes in the female reproductive system Arrhenoblastoma of ovary Aging changes in the heart and blood vessels Arrhythmias Aging changes in the kidneys and bladder Arterial embolism Aging changes in the lungs Arterial insufficiency Aging changes in the male reproductive system Arterial stick Aging changes in the nervous system Arteriogram Aging changes in the senses Arteriovenous malformation - cerebral Aging changes in vital signs Arthritis Aging spots - should you be concerned Arthritis - resources Agitation Arthroscopy Agoraphobia Artificial Insemination Agranulocytosis Asbestosis Aicardi syndrome Ascariasis AIDS - resources Ascites Albinism Aseptic meningitis Albumin - blood (serum) Asherman syndrome Alcohol and pregnancy Aspartic acid Alcohol use and safe drinking Asperger syndrome Alcohol withdrawal Aspergillosis Alcoholic ketoacidosis Aspergillosis precipitin Alcoholic liver disease Asphalt cement Alcoholic neuropathy Aspiration Alcoholism - resources Aspiration pneumonia Alcoholism and alcohol abuse Aspirin overdose Aldolase blood test AST Aldosterone blood test Asthma Alertness - decreased Asthma - children Alkalosis Asthma and allergy - resources Alkaptonuria Astigmatism Allergen Asymptomatic Allergic conjunctivitis Asymptomatic bacteriuria Allergic reactions Asymptomatic HIV infection Allergic rhinitis Ataxia - telangiectasia Allergic vasculitis Atelectasis Allergies Atheroembolic renal disease Allergy testing - skin Athlete's foot Allergy to mold - animal dander - dust Atopic dermatitis Aloe Atrial fibrillation or flutter Alopecia areata Atrial myxoma ALP - blood test Atrial septal defect (ASD) ALP isoenzyme test Attention deficit hyperactivity disorder Alpha fetoprotein Atypical pneumonia Alpha-1 antitrypsin deficiency Audiometry Alpha-1 antitrypsin test Aural polyps Alport syndrome Auscultation ALS - resources Autism - resources Alström syndrome Autism spectrum disorder ALT Autoerythrocyte sensitivity Alternating Hemiplegia Autoimmune disorders Alternative medicine - pain relief Autoimmune hepatitis Alveolar abnormalities Autoimmune liver disease panel Alzheimer disease Autoinoculation Alzheimer’s - resources Automatic dishwasher soap poisoning Amaurosis fugax Autonomic hyperreflexia Ambiguous genitalia Autonomic neuropathy Amblyopia Autosomal dominant Ambulatory blood pressure monitoring (ABPM) Autosomal recessive Amebiasis Avian influenza Amebic liver abscess Avoidant personality disorder Amelogenesis imperfecta Axillary nerve dysfunction Amenorrhea - primary