Neurology — Flashcards

Flashcard 321: Vitamin B12 deficiency presents with _____ and subacute combined degeneration (neurologic symptoms)

Answer: peripheral neuropathy

Flashcard 322: Risk factors for pressure sores: _____ mobility Conditions causing neuropathy Malnutrition

Answer: Reduced

Flashcard 323: How to differentiate between Bell's palsy & stroke in a patient? _____

Answer: Ask the patient to wrinkle forehead (patient cannot wrinkle forehead in Bell's palsy)

Flashcard 324: _____ is an autoimmune disease due to production of antibodies against post-synaptic nicotinic ACh receptors at motor end plates

Answer: Myasthenia gravis

Flashcard 325: Fatigability of muscles in myasthenia gravis can be demonstrated by _____

Answer: repetitive movements (e.g. flap arms) for 30-60 seconds causing weakness

Flashcard 326: Bell's palsy is often preceded or accompanied by _____ pain.

Answer: retroauricular

Extra: While Bell's palsy involves lower motor neuron facial nerve paralysis, many patients experience pain behind the ear (retroauricular pain). The absence of vesicles helps distinguish it from Ramsay Hunt Syndrome (Herpes Zoster Oticus).

Flashcard 327: Myasthenia gravis has a bimodal age distribution at _____ and ~60 years old

Answer: ~20

Flashcard 328: What is the surgical management for myasthenia gravis? _____

Answer: Thymectomy

Flashcard 329: What does Myasthenic crisis present with? _____

Answer: Respiratory failure +/- bulbar weakness

Flashcard 330: What is the first-line management for myasthenia gravis? _____ ± immunosuppression

Answer: Acetylcholinesterase inhibitors (Pyridostigmine)