Filariasis history and symptoms

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Kalsang Dolma, M.B.B.S.[2]

Overview

Filariasis can have varied clinical presentations depending on their cause. Symptoms include fever, headache, pruritus, scrotal and leg swelling and pulmonary symptoms

History of travelling should be asked to the patients to know if they were in endemic areas of the diseases before or not.
Filariasis symptoms depends on the type of the roundworm causing the disease. In this table a collection of the symptoms occur by each worm.

Diseases	Most common symptoms	Less common symptoms	Images
Lymphatic filariasis	Lymphatic filariasis may be asymptomatic or symptomatic. Symptoms include: Elephantiasis (frequently in the lower extremities) Scrotal swelling Nocturnal cough Fever Malaise Headache Chills	Abscess formation at the site of lymph nodes affected.	Elephantiasis:
Onchocerciasis (Onchocercia
Loiasis (Loa Loa)
Mansonella perstans infections
Mansonella streptocerca infections
Mansonella ozzardi

Lymphatic filariasis can cause

Onchocerciasis can cause

Pruritus
Dermatitis
The most serious manifestation consists of ocular lesions that can progress to blindness.

Loiasis (Loa loa) can cause

Infections by Mansonella perstans can cause

Mansonella streptocerca can cause

Mansonella ozzardi can cause symptoms that include