Monday, 2 November 2015

Most Recently Asked Neurology Objective Type Questions And Answers

76- A 43-year-old woman develops a progressive, ascending motor weakness over several days. She is hospitalized and requires intubation with mechanical ventilation. She is afebrile. A lumbar puncture is performed with normal opening pressure and yields clear, colorless CSF with normal glucose, increased protein, and cell count of 5/microliter, all lymphocytes. She gradually recovers over the next month. Which of the following conditions most likely preceded the onset of her illness?
1) Ketoacidosis
2) Staphylococcus aureus septicemia
3) Systemic lupus erythematosus
4) Viral pneumonia
5) Vitamin B12 deficiency

77- A 19-year-old woman presents to the clinic having had 5 blackouts over the last year, all while she is standing up. She gets warnings of blurred vision, nausea, feeling hot. She had been witnessed twice to have jerking of all limbs while she is unconscious. The attacks last 30-60 seconds. She recovers quickly after the attacks. She has never bitten her tongue or sustained any injuries. Physical examination and an ECG are normal. Her grandmother and sister suffer from epilepsy. Which of the following investigations is the most appropriate?
1) EEG
2) 24 hour ECG recording
3) CT brain
5) Tilt table test

78- A 36 year-old man has a 3 month history of pain in feet and lower legs. He was diagnosed as having diabetes at age 14 and treated with insulin. He is a cannabis smoker and drinks 30 units of alcohol per week. On examination he has impaired pain and temperature sensation in feet and lower legs, normal joint position and vibration sense. His reflexes are normal. What is the diagnosis?
1) Alcoholic polyneuropathy.
2) Chronic inflammatory demyelinating polyneuropathy (CIDP)
3) Diabetic polyneuropathy.
4) Syringomyelia.
5) Vitamin B12 deficiency.

79- A lesion of the parietal lobe causes:
1) Bitemporal hemianopia
2) Homonymous inferior quadrantanopia
3) Perseveration
4) Primitive reflexes
5) Wernike's (receptive) aphasia

80- The following are recognized features of Pancoast's tumour except:
1) ipsilateral Horner's syndrome
2) wasting of the dorsal interossei
3) pain in the arm radiating to the fourth and fifth fingers
4) erosion of the first rib
5) weakness of abduction at the shoulder

81- Causes of a small pupil include:
1) Carbon Monoxide Poisoning
2) Ethylene Glycol Poisoning
3) Holme's Adie pupil
4) Pontine haemorrhage
5) Third Nerve Palsy

82- A 70-year-old female patient presents with 2 months history of apathy, withdrawal, urinary and faecal incontinence and anosmia. The most likely anatomical site of the neurological lesion is at the:
1) frontal lobe
2) parietal lobe
3) temporal lobe
4) occipital lobe
5) internal capsule

83- A 21 year old man recovered from the immediate effects of a head injury sustained in a motor cycle accident three months previously. Which one of the following is the most likely delayed consequence of severe traumatic brain injury?
1) Episodic hypersomnia
2) Multiple obsessional symptoms
3) Outbursts of aggressive behaviour
4) Pathological jealousy
5) Persistent anxiety

84- A patient presented with a quadrantic hemianopia. Which of the following conditions is most likeley to cause such a presentation?
1) a lesion of the occipital cortex
2) a lesion of the optic chiasma
3) bilateral diabetic retinopathy
4) chloroquine poisoning
5) tobacco amblyopia

85- A 22 year old female presents with a month history of episodic, brief visual loss affecting the right eye. Over the last one year she had gained a considerable amount of weight. Examination reveals a BMI of 35, with bilateral optic disc swelling, worse on the right and small retinal haemorrhages on the right.
What is the most likely diagnosis? 
1) benign intracranial hypertension
2) Craniopharyngioma
3) Graves' Ophthalmopathy
4) Optic neuritis
5) sagittal sinus thrombosis

86- Frontal lobe brain damage is associated with:
1) astereognosis
2) auditory agnosia
3) dressing apraxia
4) focal epileptic fits
5) perseveration

87- Chronic subdural haematoma in a 75-year-old man is NOT associated with the presence of:
1) hemiparesis
2) internuclear ophthalmoplegia
3) impaired cognitive function
4) fluctuating level of consciousness
5) bilateral papilloedema

88- A broad-based ataxic gait occurs characteristically with:
1) proximal myopathy
2) basal ganglia lesion
3) right-sided cerebral infarction
4) phenytoin toxicity
5) cerebellar vermis lesion

89- Which ONE of the following is associated with Parkinsonian features?
1) Chronic carbon dioxide retention
2) Kernicterus
3) Lead poisoning
4) Mercury poisoning
5) Wilson's disease

90- A 30-year-old female presents to the eye clinic with an acute history of pain and blurring in the right eye. Examination reveals a visual acuity of 6/36 in the right eye but 6/6 in the left eye, a central scotoma in the right eye, with a right swollen optic disc.
What is the most likely diagnosis?
1) Compression of the optic nerve
2) Cavernous sinus thrombosis
3) Glaucoma
4) Optic neuritis
5) Retinal vein occlusion

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