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Title: BASIC Neurological Disorders
Description: Neurological disorder for clinical sciences 2nd year students for learning about different cranial nerves and disorders involving them.
Description: Neurological disorder for clinical sciences 2nd year students for learning about different cranial nerves and disorders involving them.
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Neurological Disorders
by
Dr Catherine Kerr
AIM
Examine the causes and features of the common neurological
disorders
...
Review treatment options for these disorders
...
Trochlear
- Eye movement
5
...
Muscles of
facial expression
...
Balance
9 Glossopharyngeal – swallowing, tongue
sensation, some
taste
...
11 Spinal accessory - muscles of head
movement
12
...
3rd most common cause of
disability in the UK
CVA
Causes of CVA
(stroke)
Hypertension
Diabetes Mellitus
Hyperlipidaemia
Obesity
Oral contraception
Atrial fibrillation
Heart valve lesions
Transient ischaemic attack (TIA)
Focal deficit lasting 24 hours after
which there is complete recovery
Caused by emboli from carotid
artery atheroma
INTRACRANIAL
HAEMORRHAGE
May be subarachnoid, subdural or
extradural
Caused mainly by trauma
Tumours from cell phone radiation
Brain tumourastrocytoma
T
U
M
O
U
R
S
Metastasis from a
distant primary
cancer
Affects 3% UK population
Seizures may be generalised or partial
Abnormal EEG
Generalised sometimes called Grand Mal cause aura,
tonic-clonic convulsions
absences = Petit Mal
Partial seizures cause jerking movement of the mouth
tongue index finger and limbs
Normal EEG
EPILEPSY
Causes of Epilepsy
No cause found in 75% of sufferers
30% have a relative with Epilepsy
Other causes include drugs alcohol, metabolic
disturbances
Flickering lights can be a trigger
MIGRAINE
Headaches common
Tension headaches most
common
...
Visual scotoma,
Flashes,
Nausea,
Vomiting’
Photophobia
Vasodilation of blood
vessels with nerve
stimulation within the brain
Area of demylination found within the
brain and the spinal cord
...
Caused by Alzheimer’s Disease in
the over 70year olds mostly
• 10% affected at 65years
• 20% in the over 80s
SUMMARY
Examined the causes and features of some of the
most common neurological disorders
...
Title: BASIC Neurological Disorders
Description: Neurological disorder for clinical sciences 2nd year students for learning about different cranial nerves and disorders involving them.
Description: Neurological disorder for clinical sciences 2nd year students for learning about different cranial nerves and disorders involving them.