EPILEPSY

Mar 31, 2017 by in NEUROLOGY Comments Off on EPILEPSY

complex partialsecondary generalized tonic–clonic not impairedimpairedloss of consciousness Generalized onset seizures (30%) absencemyoclonicprimary generalized tonic-clonic impairednot clinically impairedloss of consciousness CLASSIFICATION EPIDEMIOLOGY Epilepsy is defined as the tendency to have…

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CRANIAL NERVE DISORDERS

Mar 31, 2017 by in NEUROLOGY Comments Off on CRANIAL NERVE DISORDERS

Figure 12.1 Testing for afferent and efferent pupillary disorders A.normal: both pupils constricted B.efferent defect: shine torch in affected eye (dilated pupil): light is perceived but affected pupil is unable…

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PARAPLEGIA NON TRAUMATIC

Mar 31, 2017 by in NEUROLOGY Comments Off on PARAPLEGIA NON TRAUMATIC

extramedullary neurofibroma, meningioma intramedullary astrocytoma, ependymoma, tuberculoma, schistosome ova, syringomyelia Non compressive transverse myelopathy viral infections, HIV, TB, syphilis, HTLV-1, Devic’s disease nutritional konzo, lathyrism, tropical ataxic neuropathy vascular sickle…

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HEAD AND SPINAL INJURY

Mar 31, 2017 by in NEUROLOGY Comments Off on HEAD AND SPINAL INJURY

(examine for the following) Comments STEP 1 level of consciousness most important of all assessments(repeat at regular intervals, usually every 15 mins) STEP 2 signs of HI lacerations, bruising or…

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INTRACRANIAL TUMOURS

Mar 31, 2017 by in NEUROLOGY Comments Off on INTRACRANIAL TUMOURS

MetastasesMeningiomaPituitary adenoma 30-50%20-30%20-30%10-15% CraniopharyngiomaLymphomaAcoustic neuromaPinealomaColloid cyst 2-5%1%<1%<1%<1% CLINICAL FEATURES Intracranial tumours in Africa are characterised by late presentation with on average a 2 year delay before diagnosis and a high…

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INHERITED NEUROLOGICAL DISORDERS

Mar 31, 2017 by in NEUROLOGY Comments Off on INHERITED NEUROLOGICAL DISORDERS

Figure 18.1 Clinical features NF type 1 Table 18.2 Diagnostic criteria for NF1 Criteria: a diagnosis of NF type 1 is met if any two or more of the following…

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NEUROLOGICAL INFECTIONS

Mar 31, 2017 by in NEUROLOGY Comments Off on NEUROLOGICAL INFECTIONS

12/100,000 (adults) 5-40% (children)10-70% (adults) Opportunistic infections in HIVcryptococcustoxoplasmosisTB 5-700,000 50%10-20%>50% CNS TB (non HIV) 30,000 20-30% Cerebral malaria >0.5 million 10-20% Human African trypanosomiasis 40,000-300,000 20-30% Tetanus 100,000 40-60%…

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MOVEMENT DISORDERS AND MOTOR NEURONE DISEASE

Mar 31, 2017 by in NEUROLOGY Comments Off on MOVEMENT DISORDERS AND MOTOR NEURONE DISEASE

Figure 14.1 Parkinson’s disease Figure 14.2 Parkinson’s disease Causes The underlying cause of most cases of PD is not known and the term idiopathic PD is used to describe the…

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STROKE

Mar 31, 2017 by in NEUROLOGY Comments Off on STROKE

Figure 5.1 Circle of Willis. Angiogram of circle of Willis (COW). Normal (right). Figure 5.2 Territories supplied by main cerebral arteries Figure 5.3 Infarction in territories of the main cerebral…

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MYOPATHIES AND MYASTHENIA GRAVIS

Mar 31, 2017 by in NEUROLOGY Comments Off on MYOPATHIES AND MYASTHENIA GRAVIS

Figure 13.1 Facioscapulohumeral dystrophy Figure 13.2 Limb girdle muscular dystrophy Key points muscular dystrophies are uncommon in adults two main types, limb girdle and facioscapulohumeral the pattern of muscle weakness…

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