MCQs on Lymphatic Filariasis

The primary vector of Lymphatic Filariasis in India is:

• Aedes aegypti

• Culex quinquefasciatus

• Anopheles gambiae

• Mansonia uniformis

The most common causative agent of LF in India is:

• Onchocerca volvulus

• Brugia timori

• Wuchereria bancrofti

• Loa loa

Microfilariae of W. bancrofti show:

• Diurnal periodicity

• No periodicity

• Nocturnal periodicity

• Seasonal periodicity

Adult filarial worms primarily inhabit:

• Bloodstream

• Lymphatic vessels

• Liver

• Skin and connective tissue

The diagnostic gold standard for microfilariae is:

• Sputum smear

• Night blood smear (10 PM–2 AM)

• Urine microscopy

• Rapid dengue test

The drug of choice for Lymphatic Filariasis is:

• Ivermectin

• Chloroquine

• Diethylcarbamazine (DEC)

• Primaquine

IDA regimen for LF includes all except:

• Ivermectin

• DEC

• Albendazole

• Chloroquine

A hallmark chronic complication of LF is:

• Jaundice

• Elephantiasis

• Hemoptysis

• Paralysis

Filarial dance sign is observed in:

• X-ray

• MRI

• Ultrasound

• CT scan

Target coverage for MDA (Mass Drug Administration) as per national programme is:

• 50%

• 65%

• 75%

• 85%