A-Z of most common illnesses and conditions
Here is an A-Z of the most common illnesses, ailments and conditions.
- Abdominal aortic aneurysm
- Achillies tendinopathy
- Acne
- Acute cholecystitis
- Acute lymphoblastic leukaemia
- Acute lymphoblastic leukaemia: Children
- Acute lymphoblastic leukaemia: Teenagers and young adults
- Acute myeloid leukaemia
- Acute myeloid leukaemia: Children
- Acute myeloid leukaemia: Teenagers and young adults
- Acute pancreatitis
- Addison’s disease
- Adenomyosis
- Alcohol-related liver disease
- Allergic rhinitis
- Allergies
- Anal cancer
- Anaphylaxis
- Angina
- Angioedema
- Ankle sprain
- Ankylosing spondylitis
- Anorexia nervosa
- Anxiety
- Anxiety disorders in children
- Appendicitis
- Arterial thrombosis
- Arthritis
- Asbestosis
- Asthma
- Ataxia
- Atrial fibrillation
- Attention deficit hyperactivity disorder (ADHD)
- Autism
B
- Bacterial vaginosis
- Benign prostate enlargement (BPH)
- Bile duct cancer (cholangiocarcinoma)
- Binge eating
- Bipolar disorder
- Bladder cancer
- Blood poisoning (sepsis)
- Bone cancer
- Bone cancer: Teenagers and young adults
- Bowel cancer
- Bowel incontinence
- Bowel polyps
- Brain stem death
- Brain tumours
- Brain tumours: Children
- Brain tumours: Teenagers and young adults
- Breast cancer (female)
- Breast cancer (male)
- Bronchiectasis
- Bronchitis
- Bulimia
- Bunion
C
- Carcinoid syndrome and carcinoid tumours
- Cardiovascular disease
- Carpal tunnel syndrome
- Catarrh
- Cellulitis
- Cerebral palsy
- Cervical cancer
- Cervical spondylosis
- Chest and rib injury
- Chest infection
- Chest pain
- Chickenpox
- Chilblains
- Chlamydia
- Cholesterol
- Chronic fatigue syndrome
- Chronic heart failure (CHF)
- Chronic kidney disease (CKD)
- Chronic lymphocytic leukaemia
- Chronic myeloid leukaemia
- Chronic obstructive pulmonary disease (COPD)
- Chronic pain
- Chronic pancreatitis
- Cirrhosis
- Clostridium difficile
- Coeliac disease
- Cold sore
- Coma
- Common heart conditions
- Congenital heart disease
- Conjunctivitis
- Constipation
- Coronavirus (COVID-19)
- Costochondritis
- Cough
- Crohn’s disease
- Croup
- Cystic fibrosis
- Cystitis
D
- Deafblindness
- Deep vein thrombosis
- Degenerative Cervical Myelopathy
- Dehydration
- Delirium
- Dementia
- Dental abscess
- Depression
- Dermatitis herpetiformis
- Diabetes
- Diarrhoea
- Discoid eczema
- Diverticular disease and diverticulitis
- Dizziness (Lightheadedness)
- Down’s syndrome
- Dry mouth
- Dysphagia (swallowing problems)
- Dystonia
- Diabetic retinopathy
E
- Earache
- Earwax build-up
- Ebola virus disease
- Ectopic pregnancy
- Eczema
- Edwards’ syndrome
- Electric shock
- Endometriosis
- Epilepsy
- Erectile dysfunction (impotence)
- Escherichia coli (E. coli) O157
- Ewing sarcoma
- Ewing sarcoma: Children
- Eye cancer
F
- Farting
- Febrile seizures
- Feeling of something in your throat (Globus)
- Fever in adults
- Fever in children
- Fibroids
- Fibromyalgia
- Flu
- Foetal alcohol syndrome
- Food allergy
- Food poisoning
- Frozen shoulder
- Functional neurological disorder (FND)
- Fungal infections
- Fungal nail infection
G
- Gallbladder cancer
- Gallstones
- Ganglion cyst
- Gastroenteritis
- Gastro-oesophageal reflux disease (GORD)
- Genital herpes
- Genital symptoms
- Genital warts
- Germ cell tumours
- Glandular fever
- Golfers elbow
- Gonorrhoea
- Gout
- Greater trochanteric pain syndrome
- Gum disease
H
- Haemorrhoids (piles)
- Hand, foot and mouth disease
- Hay fever
- Head and neck cancer
- Head lice and nits
- Headaches
- Hearing loss
- Heart attack
- Heart block
- Heart palpitations
- Hepatitis A
- Hepatitis B
- Hepatitis C
- Hiatus hernia
- High blood pressure (hypertension)
- High cholesterol
- HIV
- Hodgkin lymphoma
- Hodgkin lymphoma: Children
- Hodgkin lymphoma: Teenagers and young adults
- Huntington’s disease
- Hyperglycaemia (high blood sugar)
- Hyperhidrosis
- Hypoglycaemia (low blood sugar)
I
- Idiopathic pulmonary fibrosis
- If your child has cold or flu symptoms
- Impetigo
- Indigestion
- Ingrown toenail
- Inherited heart conditions
- Insomnia
- Iron deficiency anaemia
- Irritable bowel syndrome (IBS)
- Ischaemic heart disease (IHD)
- Itching
- Itchy bottom
- Itchy skin
- Inflammatory bowel disease (IBD)
J
- Kaposi’s sarcoma
- Kidney cancer
- Kidney stones
L
- Labyrinthitis
- Lactose intolerance
- Laryngeal (larynx) cancer
- Laryngitis
- Leg cramps
- Lichen planus
- Lipoedema
- Liver cancer
- Liver disease
- Liver tumours
- Long COVID
- Loss of libido
- Lung cancer
- Lupus
- Lyme disease
- Lymphoedema
- Lymphogranuloma venereum (LGV)
- Low blood pressure (hypotension)
- Lumbar stenosis
M
- Malaria
- Malignant brain tumour (cancerous)
- Malnutrition
- Managing genital symptoms
- Measles
- Meningitis
- Menopause
- Mesothelioma
- Middle ear infection (otitis media)
- Migraine
- Miscarriage
- Motor neurone disease (MND)
- Mouth cancer
- Mouth ulcer
- Multiple myeloma
- Multiple sclerosis (MS)
- Multiple system atrophy (MSA)
- Mumps
- Meniere’s disease
- Munchausen’s syndrome
- Myalgic encephalomyelitis (ME) or chronic fatigue syndrome (CFS)
- Myasthenia gravis
N
- Nasal and sinus cancer
- Nasopharyngeal cancer
- Neck problems
- Neuroblastoma: Children
- Neuroendocrine tumours
- Non-alcoholic fatty liver disease (NAFLD)
- Non-Hodgkin lymphoma
- Non-Hodgkin lymphoma: Children
- Norovirus
- Nosebleed
O
- Obesity
- Obsessive compulsive disorder (OCD)
- Obstructive sleep apnoea
- Oesophageal cancer
- Oral thrush in adults
- Osteoarthritis
- Osteoarthritis of the hip
- Osteoarthritis of the knee
- Osteoarthritis of the thumb
- Osteoporosis
- Osteosarcoma
- Outer ear infection (otitis externa)
- Ovarian cancer
- Ovarian cancer: Teenagers and young adults
- Ovarian cyst
- Overactive thyroid
P
- Pain in the ball of the foot
- Paget’s disease of the nipple
- Pancreatic cancer
- Panic disorder
- Parkinson’s disease
- Patau’s syndrome
- Patellofemoral pain syndrome
- Pelvic inflammatory disease
- Pelvic organ prolapse
- Penile cancer
- Peripheral neuropathy
- Personality disorder
- Plantar heel pain
- Pleurisy
- Pneumonia
- Polio
- Polycystic ovary syndrome (PCOS)
- Polymyalgia rheumatica
- Post-polio syndrome
- Post-traumatic stress disorder (PTSD)
- Postnatal depression
- Pregnancy and baby
- Pressure ulcers
- Progressive supranuclear palsy (PSP)
- Prostate cancer
- Psoriasis
- Psoriatic arthritis
- Psychosis
- Pubic lice
- Pulmonary hypertension
- PIMS
- Postural orthostatic tachycardia syndrome (PoTS)
- Pyelonephritis
R
- Rare conditions
- Rare tumours
- Raynaud’s phenomenon
- Reactive arthritis
- Restless legs syndrome
- Retinoblastoma: Children
- Rhabdomyosarcoma
- Rheumatoid arthritis
- Ringworm and other fungal infections
- Rosacea
S
- Scabies
- Scarlet fever
- Schizophrenia
- Sciatica
- Scoliosis
- Seasonal affective disorder (SAD)
- Sepsis
- Septic shock
- Shingles
- Shortness of breath
- Sickle cell disease
- Sinusitis
- Sjogren’s syndrome
- Skin cancer (melanoma)
- Skin cancer (non-melanoma)
- Skin light sensitivity (photosensitivity)
- Skin rashes in children
- Slapped cheek syndrome
- Soft tissue sarcomas
- Soft tissue sarcomas: Teenagers and young adults
- Sore throat
- Spleen problems and spleen removal
- Sprained ankle
- Stillbirth
- Stomach ache and abdominal pain
- Stomach cancer
- Stomach ulcer
- Streptococcus A (strep A)
- Stress, anxiety and low mood
- Stroke
- Subacromial pain syndrome
- Sudden infant death syndrome (SIDS)
- Suicide
- Sunburn
- Supraventricular tachycardia
- Swollen glands
- Syphilis
T
- Tennis elbow
- Testicular cancer
- Testicular cancer: Teenagers and young adults
- Testicular lumps and swellings
- Thirst
- Threadworms
- Thrush
- Thyroid cancer
- Thyroid cancer: Teenagers and young adults
- Tick bites
- Tinnitus
- Tonsillitis
- Tooth decay
- Toothache
- Tourette’s syndrome
- Transient ischaemic attack (TIA)
- Trigeminal neuralgia
- Tuberculosis (TB)
- Type 1 diabetes
- Type 2 diabetes
- Trichomonas infection
- Transverse myelitis
U
- Ulcerative colitis
- Underactive thyroid
- Urinary incontinence
- Urinary tract infection (UTI)
- Urinary tract infection (UTI) in children
- Urticaria (hives)
- Urinary incontinence in women
V
- Vaginal cancer
- Vaginal discharge
- Varicose eczema
- Varicose veins
- Venous leg ulcer
- Vertigo
- Vitamin B12 or folate deficiency anaemia
- Vomiting in adults
- Vulval cancer
- Vomiting in children and babies
W
- Warts and verrucas
- Whiplash
- Whooping cough
- Wilms’ tumour
- Womb (uterus) cancer
- Wolff-Parkinson-White syndrome
Y
Summary
We have provided an A-Z of the most common illnesses, ailments and conditions. We hope it has been helpful.
This A-Z is based on information from NHS Inform (Scotland)
Last Reviewed on 27 June 2024