However, defence witness Professor Alyn Huw Morice said Bell was a classic case of a patient with cough syncope - which he said can cause people to blackout or have muscle spasms.
He said: "Twenty-five people a year are killed while driving with a cough syncope.
All of the evidence I have heard is typical of a patient with cough syncope having a road traffic accident.
He said: "Twenty ve ve T people a year are killed while driving with a cough syncope.
During cross examination, prosecutor Lisa Jones said the professor's conclusion of cough syncope being to blame for the crash was "inaccurate".
9) Complications include sinusitis, urinary incontinence, pneumonia, otitis media, conjunctival haemorrhage, cough syncope
, hernia, back pain and rib fracture.
On the same day, the worker's supervisor aged 50 years visited the health unit for a paroxysmal cough of 3 days' duration and an incident of cough syncope.
In this outbreak, pertussis was not considered initially in the index patient's 14-day cough illness until the patient's supervisor reported to the oil refinery health unit concurrently with cough syncope, triggering referral of both patients to the local community hospital for evaluation for pertussis.
Final diagnoses after integrated investigation programme Diagnosis n % Carotid sinus syndrome 29 45 Orthostatic hypotension 21 32 Vasodepressor syndrome 7 11 Cardiac arrhythmia 14 21 Epilepsy 6 9 Cerebrovascular 4 6 Unexplained 5 8 Cough syncope
1 2 Benign positional vertigo 5 8 Drop attack 1 2 Conversion reaction 1 2
Fainting after a bowel movement, micturition syncope (straining to urinate), cough syncope
, a painful event, hearing bad news, during the insertion of an IUD, when blood is taken, while getting an injection, etc.