NEURO

Question 0

Cluster Headaches vs Trigeminal Neuralgia- difference?

Answer 0

Difference based on DURATION of pain:

- TN (repetitive shooting pain in distribution of CN 5) typically lasts 15 minutes.

Question 1

Syringomyelia vs ALS- similarities & differences?

Answer 1

Similarities:
- Affectation of extrinsic muscles of hand

Differences:
- Syringomyelia is BOTH sensory & motor, whereas ALS is
purely motor.

Question 2

Damage to MLF (producing Internuclear Opthalmoplegia)- when is damage bilateral vs unilateral?

Answer 2

Bilateral in MS; Unilateral in Stroke.

Question 3

Brain Lesions- differences in appearance on Imaging?

Abscesses, Toxoplasmosis, Primary CNS Lymphoma, Metastases -> ?

Metastatic CNS Lymphoma, Meningioma -> ?

Glioblastoma Multiforme -> ?

Answer 3

Ring-Enhancing Lesion

Uniformly Enhancing Lesion

Heterogeneously Enhancing Lesion