A
Abdominal cramps (use: Colic)
Acantholysis bullosa (use: Epidermolysis bullosa)
Achondroplasia
Acne
Acoustic neuroma
Acquired immune deficiency syndrome (use: AIDS)
Acrocephalosyndactylia
Acute diseases
Acute febrile respiratory illness
Addictions (use: Substance dependence)
Adnexitis
Adolescent death
Adolescent kyphosis (use: Scheuermann s disease)
Adrenal gland diseases
Adverse effects
Affective disorders
Agricultural injuries
Ahistidasia (use: Histidinemia)
Aicardi syndrome
AIDS
AIDS related complex
Akinesia (use: Apraxia)
Albinism
Albrights syndrome (use: McCune Albright syndrome)
Alcohol dependence
Alcohol related injuries
Alcoholic hepatitis
Allergies
Alzheimer's disease
Amaurotic familial idiocy (use: Tay Sachs disease)
Amaurotic familial juvenile idiocy (use: Batten disease)
Amenorrhea
Amyoplasia congenita (use: Arthrogryposis multiplex congenita)
Amyotrophic lateral sclerosis
Androgen insensitivity syndrome
Anemia
Anencephaly
Angelman syndrome
Angiokeratoma corporis diffusum (use: Fabry disease)
Anhidotic ectodermal dysplasia (use: Ectodermal dysplasia)
Anorexia nervosa
Anoxia
Apert syndrome (use: Acrocephalosyndactylia)
Aphasia
Aplastic anemia (use: Fanconi anemia)
Apnea
Appetite disorders (use: Eating disorders)
Apraxia
Aquatic injuries
Arachnodactyly (use: Marfan syndrome)
ARC (use: AIDS related complex)
Arnold Chiari deformity
Arrhythmia
Arteriosclerosis
Arthritis
Arthrogryposis multiplex congenita
Articulation disorders
Asphyxia
Asphyxia neonatorum
Asthma
Ataxia
Ataxia telangiectasia
Atherosclerosis
Athletic injuries (use: Sports injuries)
Attempted suicide
Attention deficit disorder
Autism
Autoimmune diseases
Autonomic nervous system diseases
Autosome disorders
Avitaminosis (use: Vitamin deficiencies)
Azorean disease (use: Machado Joseph disease)