LP Flashcards
1
Q
Ix for emergency LP?
A
All suspected meningitis/encephalitis
Suspected SAH with normal CT
2
Q
Ix for non-emergency LP?
A
MS where MRI or clinical signs not conclusive IIH Meningeal seeding neoplasms Carcinomatous/tuberculous meningitis NPH
3
Q
Contraindications to LP
A
Raised ICP (clinically or from CT)
Coagulopathy
Anticoag
Local infection
4
Q
What layers are penetrated in LP?
A
Skin, s/c tissue, supraspinous ligament,interspinous ligament, ligamentum flavum, dura mater, arachnoid mater