This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Infection, Subject name: Medicine
Lymphatic filariasis is not caused by- 
Select and explain. 
A. Brugia malayi, B. Brugia timori, C. Loa loa, D. Wuchereria bancrofti
C: Loa loa
Answer: C: Loa loa 
Explanation: Lymphatic filariasis- infection with the filarial worms Wuchereria bancrofti & Brugia malayi is associated with clinical outcomes ranging from subclinical infection to hydrocele & elephantiasis. Loiasis is caused by Loa loa ,which is characterised by calabar swelling,an intense,tense,localised swelling that may be painful ,especially if it is near a joint. Reference Harrison20th edition pg 1123