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NEET PG / USMLE – MCQ 2

A 25-year-old woman has a 3-day history of vomiting and diarrhea. She has postural hypotension and poor tissue turgor. Her serum sodium concentration is 130 mEq/L. Which of the

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NEET PG / USMLE – MCQ 1

A 52-year-old woman comes to the physician because of a 2-day history of fever and left flank pain. She has been treated for multiple episodes of pyelonephritis during the past 3

Clinical medicine

Causes of bilateral facial nerve palsy

Upper motor neuron type Vascular (Multi infarct dementia) Motor neuron disease Lower motor neuron type Guillain Barre syndrome Sarcoidosis – uveoparotid fever Leprosy Lymphoma / leukemia

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Medicine – MCQ 177 – Most sensitive test for myasthenia gravis

The most sensitive test for the diagnosis of myasthenia gravis is: A. Elevated serum ACh-receptor binding antibodies B. Repetitive nerve stimulation test C. Positive edrophonium test D. Measurement

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Medicine – MCQ 176 – Vitamin E deficiency manifestations

All of the following are true about manifestations of vitamin E deficiency, except: A. Hemolytic anemia B. Posterior column abnormalities C. Cerebellar ataxia D. Autonomic dysfunction Correct answer

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Medicine – MCQ 175 – Vitamin B12 deficiency manifestations

Vitamin B12 deficiency can give rise to all of the following, except: A. Myelopathy B. Optic atrophy C. Peripheral neuropathy D. Myopathy Correct answer : D. Myopathy Myopathy

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Medicine – MCQ 174 – Neurological channelopathies

All of the following are neurologic channelopathies except: A. Hypokalemic periodic paralysis B. Episodic ataxia type 1 C. Familial hemiplegic migraine D. Spinocerebellar ataxia 1 Correct answer :

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Medicine – MCQ 173 – EEG abnormality

EEG is usually abnormal in all of the following, except: A. Subacute sclerosing panencephalitis B. Locked — in state C. Creutzfeldt — Jakob disease D. Hepatic encephalopathy Correct

Cardiology

Mechanism of development of atrial fibrillation in chest infections

Chest infections can cause atrial fibrillation in 3 ways: By inducing a stress response which increases the sympathetic tone Increased sympathetic tone can precipitate atrial fibrillation (AF) Hypoxia

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