Health Encyclopedia

Conditions and Diseases
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  • Subject
  • Aarskog syndrome
  • Aase syndrome
  • Abdomen - swollen
  • Abdominal aortic aneurysm
  • Abdominal bloating
  • Abdominal CT scan
  • Abdominal distress
  • Abdominal exploration
  • Abdominal film
  • Abdominal fullness prematurely after meals
  • Abdominal girth
  • Abdominal mass
  • Abdominal MRI
  • Abdominal pain
  • Abdominal pain diagnosis
  • Abdominal rigidity
  • Abdominal sounds
  • Abdominal tap - paracentesis
  • Abdominal ultrasound
  • Abdominal wall fat pad biopsy
  • Abdominal wall surgery
  • Abnormal posturing
  • ABO incompatibility
  • Abortion
  • Abortion - complete
  • Abortion - elective or therapeutic
  • Abortion - incomplete
  • Abortion - infected
  • Abortion - spontaneous
  • Abortion - threatened
  • Abscess
  • Abscess scan - radioactive
  • Acanthosis nigricans
  • ACE levels
  • Acetaminophen and codeine
  • Acetaminophen overdose
  • Acetomeroctol overdose
  • Acetone ingestion
  • Acetylcholine receptor antibody
  • Achalasia
  • Achilles tendinitis
  • Achondrogenesis
  • Achondroplasia
  • Acid loading test (pH)
  • Acid mucopolysaccharides
  • Acid-fast stain
  • Acidosis
  • Acne
  • Acoustic neuroma
  • Acoustic trauma
  • Acquired platelet function defect
  • Acrodermatitis
  • Acrodysostosis
  • Acromegaly
  • ACTH
  • ACTH (Cortrosyn) stimulation test
  • Actinic keratosis
  • Actinomycosis
  • Acupuncture and pain
  • Acute
  • Acute adrenal crisis
  • Acute arterial occlusion - kidney
  • Acute bilateral obstructive uropathy
  • Acute bronchitis
  • Acute cerebellar ataxia
  • Acute cholecystitis (Gallstones)
  • Acute gouty arthritis
  • Acute HIV infection
  • Acute interstitial nephritis not NSAID related
  • Acute lymphocytic leukemia
  • Acute mountain sickness
  • Acute myelogenous leukemia (AML) - adult
  • Acute nephritic syndrome
  • Acute pancreatitis
  • Acute porphyria
  • Acute renal failure
  • Acute tubular necrosis
  • Acute unilateral obstructive uropathy
  • Acute upper airway obstruction
  • Addison’s disease
  • Adenoid hypertrophy
  • Adenoid removal
  • Adenomyosis
  • ADH
  • Adhesion
  • Adjustment disorder
  • Adolescent depression
  • Adolescent development
  • Adolescent pregnancy
  • Adolescent test or procedure preparation
  • Adrenal biopsy
  • Adrenal glands
  • Adrenergic bronchodilators overdose
  • Adrenocortical carcinoma
  • Adrenoleukodystrophy
  • Adult acne treatment
  • Adult Still's disease
  • Advanced care directives
  • Aerobic
  • Aerobic bacteria
  • Aflatoxin
  • After shaves
  • Agammaglobulinemia
  • Age appropriate diet for children
  • Age-related hearing loss
  • Aggravated by
  • Aging changes in body shape
  • Aging changes in hair and nails
  • Aging changes in hormone production
  • Aging changes in immunity
  • Aging changes in organs - tissue - cells
  • Aging changes in skin
  • Aging changes in sleep
  • Aging changes in the bones - muscles - joints
  • Aging changes in the breast
  • Aging changes in the face
  • Aging changes in the female reproductive system
  • Aging changes in the heart and blood vessels
  • Aging changes in the kidneys
  • Aging changes in the lungs
  • Aging changes in the male reproductive system
  • Aging changes in the nervous system
  • Aging changes in the senses
  • Aging changes in vital signs
  • Aging spots - should you be concerned
  • Agitation
  • Agoraphobia
  • Agranulocytosis
  • Aicardi syndrome
  • AIDS
  • AIDS - resources
  • Albinism
  • Albumin
  • Alcohol and diet
  • Alcohol use
  • Alcohol withdrawal
  • Alcoholic cardiomyopathy
  • Alcoholic ketoacidosis
  • Alcoholic liver disease
  • Alcoholic neuropathy
  • Alcoholism
  • Alcoholism - resources
  • Aldolase
  • Aldosterone
  • Alkalosis
  • Alkaptonuria
  • Allergen
  • Allergic conjunctivitis
  • Allergic reactions
  • Allergic rhinitis
  • Allergic vasculitis
  • Allergies
  • Allergies and genetics
  • Allergy testing
  • Allergy to mold - dander - dust
  • Aloe
  • Alopecia areata
  • ALP
  • ALP (alkaline phosphatase) isoenzyme
  • Alpha fetoprotein
  • Alpha-1 antitrypsin
  • Alpha-1 antitrypsin deficiency
  • Alport syndrome
  • ALS - resources
  • Alstrom syndrome
  • ALT
  • Alveolar abnormalities
  • Alzheimer’s - resources
  • Alzheimer’s disease
  • Alzheimer's disease epidemic?
  • Amaurosis fugax
  • Ambiguous genitalia
  • Amblyopia
  • Amebiasis
  • Amebic liver abscess
  • Amelogenesis imperfecta
  • Amenorrhea - primary
  • Amino acids
  • Aminoaciduria
  • Aminophylline/theophylline
  • Amitriptyline and Perphenazine overdose
  • Amitriptyline hydrochloride overdose
  • Ammonia
  • Ammonium hydroxide
  • Ammonium ion
  • Amniocentesis
  • Amniotic constriction bands
  • Amniotic fluid
  • Amphetamine or sympathomimetic intoxication
  • Amputation - traumatic
  • Amylase - urine
  • Amylase test
  • Amyotrophic lateral sclerosis
  • Anaerobic
  • Anaerobic bacteria
  • Anal fissure
  • Analgesic nephropathy
  • Anaphylaxis
  • Anaplastic thyroid cancer
  • Anastomosis
  • Anemia
  • Anemia - B12 deficiency
  • Anemia - chronic disease
  • Anemia- folate deficiency
  • Anencephaly
  • Aneurysm
  • Aneurysm in the brain
  • Angina
  • Angina - stable
  • Angiodysplasia of the colon
  • Angioedema
  • Angioplasty
  • Animal bites
  • Ankle pain
  • Ankylosing spondylitis
  • Annular pancreas
  • Anorchia
  • Anorectal abscess
  • Anorexia nervosa
  • Anoscopy
  • Ansaid overdose
  • Anterior
  • Anterior cruciate ligament (ACL) injury
  • Anterior knee pain
  • Anterior vaginal wall repair
  • Anthrax
  • Antibody
  • Antibody titer
  • Antidiarrheal agent overdose
  • Anti-DNase B
  • Antifreeze
  • Antigen
  • Anti-glomerular basement membrane
  • Antihypertensives -Thiazide and related diuretics
  • Anti-insulin antibody test
  • Antimitochondrial antibody
  • Antinuclear antibody panel
  • Antiparietal cells antibodies
  • Anti-rust products
  • Anti-smooth muscle antibody
  • Antisocial personality disorder
  • Antithrombin III
  • Antithyroglobulin antibody
  • Antithyroid microsomal antibody
  • Anxiety
  • Aortic angiography
  • Aortic arch syndrome
  • Aortic dissection
  • Aortic insufficiency
  • Aortic stenosis
  • Apert syndrome
  • APGAR
  • Aplastic
  • Apolipoprotein B100
  • Apolipoprotein CII
  • Apoplexy
  • Appendectomy
  • Appendicitis
  • Appetite - decreased
  • Appetite - increased
  • Appropriate for gestational age (AGA)
  • Arachnodactyly
  • ARDS (acute respiratory distress syndrome)
  • Armpit lump
  • Arrhenoblastoma of ovary
  • Arrhythmias
  • Arterial embolism
  • Arterial insufficiency
  • Arterial stick
  • Arteriogram
  • Arteriosclerosis of the extremities
  • Arteriovenous malformation - cerebral
  • Arthritis
  • Arthritis - resources
  • Arthroscopy
  • Asbestosis
  • Asbestos-related pleural effusion
  • Ascariasis
  • Ascites
  • Aseptic meningitis
  • Asherman’s syndrome
  • ASO titer
  • Aspartic acid
  • Asperger's syndrome
  • Aspergillosis
  • Aspergillosis precipitin
  • Aspergillus antigen skin test
  • Asphalt cement
  • Aspiration
  • Aspiration pneumonia
  • Aspirin overdose
  • AST
  • Asthma
  • Asthma and allergy - resources
  • Astigmatism
  • Asymptomatic
  • Asymptomatic bacteriuria
  • Asymptomatic HIV infection
  • Ataxia - telangiectasia
  • Atelectasis
  • Atheroembolic renal disease
  • Atherosclerosis
  • Atrial fibrillation/flutter
  • Atrial myxoma - left
  • Atrial myxoma - right
  • Atrial septal defect
  • Atrophic vaginitis
  • Attention deficit disorder (ADD)
  • Atypical mycobacterial infection
  • Atypical pneumonia
  • Audiology
  • Aural polyps
  • Auscultation
  • Autism
  • Autism - resources
  • Autistic behavior
  • Autoerythrocyte sensitivity
  • Autoimmune disorders
  • Autoimmune hepatitis
  • Autoimmune liver disease panel
  • Autoinoculation
  • Automatic dishwasher soaps
  • Automobile safety - teenage drivers
  • Autonomic hyperreflexia
  • Autonomic neuropathy
  • Autosomal dominant
  • Autosomal recessive
  • Avoidant personality disorder
  • Axillary nerve dysfunction