This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Parasitology Pa 2 (Helminthology), Subject name: Microbiology
Spinal cord compression may be caused by - 
Select and explain. 
A. Cysticercus, B. Ankylostomiasis, C. E. granulosus, D. Visceral larva migrans
A: Cysticercus
Answer: A: Cysticercus 
Explanation: Neurocysticercosis (NCC): It is caused by Taenia solium Based on the site of involvement, NCC of two types - 1. Parenchymal:- Parenchyma 2. Extra-parenchymal:- Meningitis, ventricles and spinal cord(causing compression) Most Common site: Sub-arachnoid space >parenchyma. Seizure: MC manifestation (70% of cases). NCC accounts for 50% cases of late onset epilepsy. Lab diagnosis: Detection of the cyst by CT/MRI CT scan is superior to detect calcified cysts (appears as hyperdense dots). Ankylostomiasis cause ground itch with mild pnemonitis symptoms E. granulosus cause cysts in liver. not in spinal cord