hint
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answer
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type of headache characterized by unilateral periorbital pain, conjunctival injection, rhinorrhea, and congestion
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cluster headache
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Degeneration of the basal ganglia in the substantia nigra leading to dopamine and arch depletion is characteristic of
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parkinsons
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this med can be given subcutaneously or intranasally as an alternative to oxygen therapy in patients with cluster headache
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sumatriptan
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saddle anesthesia is a red flag for
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cauda equina syndrome
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causes of horizontal nystagmus (5)
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BPPV, meniere's, vestibular neuritis, labyrinthitis, cholesteatoma
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causes of vertical nystagmus (5)
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multiple sclerosis, vestibular neuroma, migraine, CVD, tumor
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horizontal nystagmus usually indicates ____ causes of vertigo
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peripheral
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vertical nystagmus usually indicates ____ causes of vertigo
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central
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causes of pendular nystagmus (2)
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multiple sclerosis, brainstem stroke
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causes marcus gunn pupil
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retinal vascular occlusion
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type of nystagmus associated with menieres disease
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Horizontal or rotary
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this disorder is characterized by progressive unilateral sensorineural hearing loss, disequilibrium, and facial numbness secondary to compression of the vestibulocochlear nerve
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acoustic neuroma/vestibular schwannoma
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labyrinthitis is characterized by inflammation of this nerve
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vestibulocochlear
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associated w/ tabes dorsalis and argyll robertson pupils
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neurosyphillis
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MCC of syncope
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vasovagal
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brain bleed associated with a lucid interval
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epidural hematoma
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epidural hematoma is MC caused by trauma to this bone
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temporal
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rupture of this artery causes epidural hematoma
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middle meningeal artery
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fixed, dilated or “blown” pupil may be associated with
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epidural hematoma
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biconvex hyperdensity not crossing suture lines is a CT finding seen in
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epidural hematoma
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triad of HTN, bradycardia and respiratory irregularities is also known as
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cushing reflex
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rupture of bridging veins associated with blunt trauma is the MCC of
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subdural hematoma
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concave or crescent shaped hyperdensity crossing the suture lines is a CT finding that indicates
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subdural hematoma
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what degree of midline shift is an indication for surgical evacuation of subdural hematoma
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≥ 5mm
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MCC of subarachnoid hemorrhage is rupture of
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berry aneurysm
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xanthochromia is a red flag for
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subarachnoid hemorrhage
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pupils that accommodate appropriately but are not reactive to light are also called
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argyll robertson pupils
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preliminary ECG is required in this class of meds that has negative cardiac side effects including QT prelongation
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TCA's
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