A patient develops ascending symmetrical weakness with absent reflexes two weeks after a diarrheal illness. What is the likely diagnosis?

Answer and explanation

Correct answer: B. Guillain-Barre syndrome

  1. Step 1: Ascending weakness with areflexia after an infection is typical of Guillain-Barre syndrome.
  2. Step 2: Lumbar puncture shows raised protein with a normal cell count.
Answer
Guillain-Barre syndrome.
Why not the others: The other conditions have different patterns.

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