0 Neurocysticercosis - Stages

MCQ 159.

Q. Which of the following stage of neurocysticercosis shows maximum edema around the lesion on MRI ?

a. vesicular
b. colloidal vesicular
c. granular nodular
d. nodular calcified


Answer : B -  colloidal vesicular, 

  • Colloidal vesicular stage - is the most symptomatic stage and shows maximum edema. 
  • No edema/post contrast enhancement occurs in Vesicular and Calcified stages (though some authors say that minimal enhancement may be seen in vesicular stage)
  • Cyst with dot sign can be seen in both Vesicular and Colloidal vesicular stages 

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