LP Flashcards

1
Q

Ix for emergency LP?

A

All suspected meningitis/encephalitis

Suspected SAH with normal CT

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2
Q

Ix for non-emergency LP?

A
MS where MRI or clinical signs not conclusive 
IIH
Meningeal seeding neoplasms
Carcinomatous/tuberculous meningitis
NPH
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3
Q

Contraindications to LP

A

Raised ICP (clinically or from CT)
Coagulopathy
Anticoag
Local infection

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4
Q

What layers are penetrated in LP?

A

Skin, s/c tissue, supraspinous ligament,interspinous ligament, ligamentum flavum, dura mater, arachnoid mater

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