Neurology- First Aid

Question 1

Common causes of meningitis by age group

Answer 1

• Group B Strep, E. coli, listeria (neonates)
• Neisseria Meningitis (children and teenagers, oropharynx–>blood)
• strep pneumo (adults and elderly)
• Hemophilus Influenzae (unvaccinated)
• Fungal (immunocompromised)
• Coksackie virus (fecal/oral)

Question 2

Types and sequelae of herniation

Answer 2

• Cerebellum tonsillar (respiratory arrest secondary to compression of brain stem)
• Subfalcine herniation (stroke secondary to compression of ACA)
• Uncal herniation (CN 3/6, PCA, duret hemorrhage)