Neurology — Flashcards

Flashcard 101: What is the drug of choice to manage vasogenic cerebral edema associated with a malignancy?

Answer: IV Dexamethasone

Extra: Steroids reduce vasogenic cerebral edema by targeting the blood-brain barrier (BBB) around tumors, thereby reducing vascular permeability.

Flashcard 102: Lesion to which cranial nerve would likely cause vertical diplopia?

Answer: • Trochlear Nerve (CN IV) - This nerve controls the eye to move down-and out (superior oblique)

Flashcard 103: What Cranial Nerve compression may be inferred from a medially diverted eye, and horizontal diplopia?

Answer: • CNVI palsy • Abducens Nerve innervated the lateral rectus, so medial rectus overpowers it

Flashcard 104: What does sudden onset weakness and numbness which self-resolves suggest?

Answer: • TIA

Flashcard 105: Patient presents with Fever, Headache, Psychiatric Symptoms, Seizures, Focal Features (Personality changes, Aphasia) what is your diagnosis?

Answer: • Herpes Simplex Encephalitis

Flashcard 106: What is the most appropriate medication to try and reduce the frequency of migraines in a woman of child bearing age?

Answer: • Propranolol

Flashcard 107: Ispilateral facial pain and temperature loss Contralateral Limb Pain, Temperature loss. Ataxia. Nystagmus Where is the lesion?

Answer: Lateral Medulla (Wallenberg Syndrome) Vascular supply: Posterior Inferior Cerebellar Artery (PICA)

Flashcard 108: The most common causes of viral meningitis in adults?

Answer: enteroviruses (e.g coxsackievirus)

Flashcard 109: What are the MRI findings of HSV-1 encephalitis?

Answer: • Hyperintensity of the affected white matter and cortex • In the medial temporal lobes and insular cortex

Flashcard 110: What infection is most strongly associated with Guillain-Barré syndrome?

Answer: Campylobacter jejuni