Headache/ Head Injury Flashcards

1
Q

Central venous sinus thrombosis

A

Think any DVT risk factors, look for a headache with neuro deficits. Call vascular and get a CT venogram

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2
Q

Need LP if CT negative within 6 hours of headache onset?

A

Not usually - 100 sensitivity for SAH, within 6 hours

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3
Q

When CT before LP?

A

Get the CT before the LP- structural, new seizure, altered LOC, focal deficit, papiledema, immuncompromised

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4
Q

Should you delay antibiotics in a septic patient?

A

No. Always get the abx in as fast as possible, get blood cultures and then push - try within an hour

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5
Q

Tx for meningitis

A

Ceftriaxone 2g IV, vancomycin 20mg/kg IV, dexamethasone 10mg IV , acyclovir

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6
Q

Way think of a DDX for HA?

A

Intracranial

Extracranial

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7
Q

Stroke questions

A

Neuro sx, last seen well, blood thinners, risk factors, handedness can do a NIHSS

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8
Q

What do you always need to rule out before diagnosing a stroke?

A

Hypoglycaemia

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9
Q

CT finding for SAH

A

The Death Star - white blood outlining the circle of Willis

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10
Q

Shape of subdural on CT

A

Crescent shaped - can be quite subtle

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11
Q

Epidural on CT

A

Biconvex shaped, talk and die presentation, middle meningeal artery

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12
Q

Headache treatment

A

Toradol, 500 IV fluids, and maxran

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13
Q

Cluster headache patho physiology

A

Dilation of the internal carotid and meningeal artery supplied by trigeminal

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14
Q

Cluster headache sx

A

Unilateral retro-orbital, ipsilateral parasympathetic- lacrimation, red eye, sweating, edema

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15
Q

HA in pregnancy tx?

A

First rule out pre-e/ pathology then can tx with Tylenol +/- fluids and maxeran

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