Diseases Under: "a"
- Achalasia
- Achondroplasia
- Acne
- Acoustic Neuroma
- Acromegaly
- Acute interstitial nephritis
- Acute Lymphoblastic Leukaemia
- Acute Myeloid Leukaemia
- Acute Nephritic Syndrome (Glomerulonephritis - acute; Acute glomerulonephritis; Nephritis syndrome - acute)
- Acute respiratory distress syndrome (ARDS) [Acute respiratory distress syndrome ]
- Addison's Disease
- Adenocarcinoma of the ovary [Adenocarcinoma of the ovary (Ovarian cancer)]
- Adrenal Gland Cancer (Adenocarcinoma of the Adrenal Gland/Adrenocorticol carcinoma)
- Aicardi Syndrome
- Alcohol Dependence (Alcoholism) [Alcoholism (Alcohol Dependence)]
- Allergic bronchopulmonary aspergillosis
- Allergic Conjunctivitis
- Allergic Disease (An Introduction)
- Alpha 1-antitrypsin deficiency
- Alzheimer's Disease
- Amoebiasis (Amoebic Dysentery)
- Amyloid Nephropathy
- Amyloidosis
- Amyotrophic lateral sclerosis (Lou Gehrig's Disease, Charcot's Disease)
- Anaemia of chronic disease
- Anal Cancer (Squamous Cell Carcinoma of the Anus)
- Analgesic Nephropathy (Phenacetin nephritis)
- Anaphylaxis
- Anaplastic Large Cell Lymphoma (ALCL)
- Angina Pectoris and Unstable Angina
- Angioedema
- Ankylosing Spondylitis
- Anorectal abscess, and Fistula-in-ano [Anorectal abscesses, and Fistula-in-ano]
- Anorexia Nervosa (Self-Starvation, Malnutrition, Severe Weight Loss, Extreme Weight Loss)
- Anthrax
- Antiphospholipid Antibody Syndrome (APAS)
- Antiphospholipid Syndrome
- Aortic Regurgitation (AR)
- Aortic Stenosis (AS)
- Appendicitis
- Arachnoiditis
- Arrhythmia
- Asbestosis
- Aseptic meningitis (Sterile meningitis)
- Aspergillosis
- Aspirin-induced asthma
- Asthma
- Astrocytoma of the Brain [Brain Tumour]
- Atopic dermatitis (Eczema)
- Atrial Fibrillation (AF)
- Atrial Myxoma
- Atrial Septal Defect - ASD (Paediatric Cardiology/Ostium Secundum Defect)
- Atrioventricular Conduction Abnormalities (Heart Block)
- Attention Deficit Hyperactivity Disorder in Adults (Adult ADHD)
- Attention Deficit Hyperactivity Disorder in Children (Child ADHD)
- Autism
- Avascular necrosis (AVN, osteonecrosis, aseptic necrosis, ischemic necrosis, femoral head necrosis)
- Gastro-Oesophageal Reflux Disease (GORD; Acid Reflux) [Acid Reflux (Gastro-Oesophageal Reflux Disease; GORD)]
