
More than a million Brits could be driving with medical conditions that they haven't declared to the . There is an extensive list of pre-existing conditions that drivers are expected to declare to the DVLA and many of them aren't related to eyesight.
The lists almost 200 conditions that they should be made aware of by drivers and it includes things like , blood pressure, and OCD, to name a few. Drivers may also need to contact the DVLA if they develop new conditions or . Additionally, there are some one-off incidents that they may need to be made aware of as there is a chance it could impact your driving in the future. Drivers should also declare if an already-stated condition worsens or changes. A list of these conditions has been published on the agency's website and drivers have been encouraged to check the list to see if there is something they need to declare to the DVLA.
Declarations of these conditions, of which there are a total of 189, can be completed using a paper form or online on the DVLA's website.
The DVLA then might contact your or arrange for a medical assessment before making a decision regarding your licence.
There are then a multitude of decisions the DVLA can make, including a reduction in the time before a person needs to renew their licence or the requirement to apply for a new license.
Additionally, they can demand that drivers immediately surrendoer their licences, which drivers can appeal. If a driver who has not declared their medical condition can face legal action of they are involved in an accident.

The full list of medical conditions that should be decalred to the DVLA are:
- Absence seizures
- Acoustic neuroma
- Addison's disease
- Agoraphobia
- Alcohol problems
- Alzheimer's disease
- Amaurosis fugax
- Amputations
- Amyotrophic Lateral Sclerosis (ALS)
- Angina
- Angioplasty
- Ankylosing spondylitis
- Anorexia nervosa
- Anxiety
- Aortic aneurysm
- Arachnoid cyst
- Arrhythmia
- Atrial defibrillator
- Arteriovenous malformation
- Arthritis
- Asperger syndrome
- Ataxia
- Attention deficit hyperactivity disorder (ADHD)
- Autistic spectrum condition
- Balloon angioplasty (leg)
- Bipolar disorder
- Blackouts
- Blepharospasm
- Blood clots
- Blood pressure
- Brachial plexus injury
- Brain abscess, cyst or encephalitis
- Brain aneurysm
- Brain angioma
- Brain haemorrhage
- Brain injury (traumatic)
- Brain tumours
- Broken limbs
- Brugada syndrome
- Burr hole surgery
- Caesarean section
- Cancer
- Cataracts
- Catheter ablation
- Cardiac problems
- Carotid artery stenosis
- Cataplexy
- Cavernoma
- Central venous thrombosis
- Cerebral palsy
- Charcot-Marie-Tooth disease
- Chiari malformation
- Chronic aortic dissection
- Cognitive problems
- Congenital heart disease
- Convulsions
- Coronary artery bypass or disease
- Coronary angioplasty
- Cranial nerve palsy (with double vision
- Cystic fibrosis
- Deafness
- Defibrillator
- Deja vu
- Dementia
- Depression
- Diabetes
- Dilated cardiomyopathy
- Diplopia (double vision)
- Dizziness
- Drug misuse
- Eating disorders
- Empyema (brain)
- Epilepsy
- Essential tremor
- Eye conditions
- Fainting
- Fits
- Fractured skull
- Friedreich's ataxia
- Glaucoma
- Global amnesia
- Grand mal seizures
- Guillain-Barre syndrome
- Head injury
- Heart attack
- Heart arrhythmia
- Heart failure
- Heart murmurs
- Heart palpitations
- Heart valve disease or replacement valve
- High blood pressure
- HIV or AIDS
- Hodgkin's lymphoma
- Huntington's disease
- Hydrocephalus
- Hypertension
- Hypertrophic cardiomyopathy
- Hypoglycaemia
- Hypoxic brain damage
- Hysterectomy
- Implantable cardioverter defibrillator (ICD)
- Intracerebral haemorrhage
- Ischaemic heart disease
- Kidney dialysis
- Kidney problems
- Korsakoff's syndrome
- Labyrinthitis
- Learning difficulties
- Left bundle branch block
- Leukaemia
- Lewy body dementia
- Limb disability
- Long QT syndrome
- Loss of an eye
- Low blood sugar
- Lumboperitoneal shunt
- Lung cancer
- Lymphoma
- Macular degeneration
- Malignant brain tumours
- Malignant melanoma
- Manic depressive psychosis
- Marfan's syndrome
- Medulloblastoma
- Memory problems (severe)
- Meningioma
- Mini-stroke
- Monocular vision (sight in one eye only)
- Motor neurone disease
- Multiple sclerosis
- Muscular dystrophy
- Myasthenia gravis
- Myocardial infarction
- Myoclonus
- Narcolepsy
- Night blindness
- Obsessive compulsive disorder
- Obstructive sleep apnoea
- Ocular myasthenia gravis (with double vision)
- Ophthalmoplegia (with double vision)
- Pacemakers
- Palpitations
- Paranoia
- Paranoid schizophrenia
- Paraplegia
- Parkinson's disease
- Peripheral arterial disease
- Peripheral neuropathy
- Personality disorder
- Petit mal seizures
- Pituitary tumour
- Post traumatic stress disorder (PTSD)
- Psychosis
- Psychotic depression
- Pulmonary arterial hypertension
- Renal dialysis
- Retinal artery fugax
- Retinitis pigmentosa
- Retinopathy (with laser treatment)
- Schizo-affective disorder
- Schizophrenia
- Scotoma
- Seizures
- Severe communication disorders
- Severe depression
- Sight in one eye only
- Sleep apnoea
- Sleepiness (excessive)
- Spinal problems and injuries
- Stroke
- Subarachnoid haemorrhage
- Surgery
- Syncope
- Tachycardia
- Temporal lobe epilepsy
- Tonic clonic fits
- Tourette's syndrome
- Transient global amnesia
- Transient ischaemic attack
- Tunnel vision
- Usher syndrome
- Valve disease or replacement valve
- Ventricular defibrillator
- Vertigo
- Vision in one eye only
- Visual acuity (reduced)
- Visual field defect
- VP shunts
- Wolff-Parkinson-White syndrome
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