Peripheral Neuropathy and Motor Units
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Questions and Answers

Which of the following diseases is characterized by predominant motor fiber involvement?

  • Guillain Barre syndrome
  • Carcinoma (paraneoplastic)
  • Charcot-Marie-Tooth disease (correct)
  • Lead toxicity

Which of the following diseases is characterized by pure sensory/severe proprioceptive deficit?

  • Lead toxicity
  • Carcinoma (paraneoplastic)
  • Guillain Barre syndrome
  • Vitamin B6 toxicity (correct)

Which of the following diseases is characterized by involvement of autonomic nerves (small fiber)?

  • ddI
  • Diabetes (correct)
  • Amyloid
  • Vincristine

What is the most common type of peripheral neuropathy?

<p>Axonal (B)</p> Signup and view all the answers

Which of the following diseases is characterized by demyelination?

<p>Guillain Barre syndrome (D)</p> Signup and view all the answers

What is the etiology of peripheral neuropathy?

<p>Inherited (A)</p> Signup and view all the answers

Is peripheral neuropathy commonly inherited?

<p>Yes (A)</p> Signup and view all the answers

Which of the following is a drug or toxin exposure that can cause peripheral neuropathy?

<p>All of the above (D)</p> Signup and view all the answers

What is the clinical presentation of Guillain-Barre syndrome?

<p>Progressive muscle weakness (A)</p> Signup and view all the answers

What is the diagnosis of peripheral neuropathy?

<p>Electromyography (EMG) (B)</p> Signup and view all the answers

Which of the following is a common pattern of peripheral neuropathy?

<p>Polyneuropathy (B)</p> Signup and view all the answers

What is the duration of most polyneuropathies?

<p>Months to years (B)</p> Signup and view all the answers

Which type of neuropathy is associated with asymmetric deficits?

<p>Mononeuropathy (D)</p> Signup and view all the answers

Which type of neuropathy is characterized by symmetric deficits?

<p>Polyneuropathy (A)</p> Signup and view all the answers

Which condition is associated with acute polyneuropathy?

<p>Guillain-Barre syndrome (C)</p> Signup and view all the answers

Which condition is associated with chronic and relapsing polyneuropathy?

<p>Hereditary neuropathy (B)</p> Signup and view all the answers

Which fibers are affected in peripheral neuropathy?

<p>All of the above (D)</p> Signup and view all the answers

Which type of neuropathy is characterized by multiple nerve lesions?

<p>Mononeuritis multiplex (C)</p> Signup and view all the answers

Which type of neuropathy may have an inherited (developmental) cause?

<p>Hereditary neuropathy (D)</p> Signup and view all the answers

Which type of neuropathy may be caused by exposure to toxins?

<p>Polyneuropathy (D)</p> Signup and view all the answers

Which of the following is the preferred treatment option for Chronic Inflammatory Demyelinating Polyradiculoneuropathy (CIDP) due to its ease of administration?

<p>IVIG (B)</p> Signup and view all the answers

How many treatments are usually required for Plasmapheresis in the management of CIDP?

<p>4-6 treatments (D)</p> Signup and view all the answers

What percentage of patients with CIDP may require ventilatory support due to respiratory status?

<p>Up to 30% (B)</p> Signup and view all the answers

Which medication is commonly used to manage neuropathic pain in CIDP?

<p>Both Gabapentin and Carbamazepine (C)</p> Signup and view all the answers

What percentage of patients with CIDP can walk independently at 6 months?

<p>65% (D)</p> Signup and view all the answers

What percentage of patients with CIDP usually recover completely?

<p>80% (A)</p> Signup and view all the answers

What percentage of patients with CIDP have a prolonged course with incomplete recovery?

<p>3-5% (B)</p> Signup and view all the answers

What percentage of patients with CIDP may die despite ICU care?

<p>3% (D)</p> Signup and view all the answers

What percentage of patients with CIDP will develop chronic relapsing disease?

<p>2% (C)</p> Signup and view all the answers

What is the abbreviation for Chronic Inflammatory Demyelinating Polyradiculoneuropathy?

<p>CIDP (C)</p> Signup and view all the answers

Which of the following is a common pattern of peripheral neuropathy?

<p>Polyneuropathy (B)</p> Signup and view all the answers

What is the duration of most polyneuropathies?

<p>Months to years (A)</p> Signup and view all the answers

Which type of neuropathy may have an inherited (developmental) cause?

<p>Polyneuropathy (C)</p> Signup and view all the answers

Which of the following is the most common treatment option for Chronic Inflammatory Demyelinating Polyradiculoneuropathy (CIDP)?

<p>IVIG (A)</p> Signup and view all the answers

What is the percentage of patients with CIDP who have a prolonged course with incomplete recovery?

<p>5-10% (B)</p> Signup and view all the answers

What is the percentage of patients with CIDP who die despite ICU care?

<p>2% (D)</p> Signup and view all the answers

Which of the following diseases is characterized by widespread patchy demyelination and increased paralysis?

<p>Guillain-Barre Syndrome (C)</p> Signup and view all the answers

Which of the following is NOT a possible etiology of peripheral neuropathy?

<p>Hypertensive (B)</p> Signup and view all the answers

Which type of neuropathy is associated with selective involvement of motor nerves and preserved deep tendon reflexes?

<p>Axonal (C)</p> Signup and view all the answers

What is the most common type of peripheral neuropathy?

<p>Axonal (C)</p> Signup and view all the answers

Which of the following is NOT a possible etiology of peripheral neuropathy?

<p>Viral infection (C)</p> Signup and view all the answers

What is the most common type of peripheral neuropathy?

<p>Polyneuropathy (C)</p> Signup and view all the answers

What is the abbreviation for Chronic Inflammatory Demyelinating Polyradiculoneuropathy?

<p>CIDP (D)</p> Signup and view all the answers

Which of the following diseases is characterized by immune-mediated demyelination of peripheral nerves?

<p>Guillain-Barre Syndrome (A)</p> Signup and view all the answers

Which of the following is NOT a possible etiology of peripheral neuropathy?

<p>Cardiac (B)</p> Signup and view all the answers

Which type of neuropathy is associated with selective involvement of motor nerves and preserved deep tendon reflexes?

<p>Axonal (D)</p> Signup and view all the answers

What is the most common type of peripheral neuropathy?

<p>Axonal (A)</p> Signup and view all the answers

Which of the following is the most common treatment option for Chronic Inflammatory Demyelinating Polyradiculoneuropathy (CIDP)?

<p>IVIG (A)</p> Signup and view all the answers

What percentage of patients with CIDP usually recover completely?

<p>80% (A)</p> Signup and view all the answers

How many treatments are usually required for Plasmapheresis in the management of CIDP?

<p>4-6 (C)</p> Signup and view all the answers

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