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 and 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

• Asymptomatic
• Episodic angioedema (Calabar swellings)

Infections by Mansonella perstans can cause

• Asymptomatic
• Angioedema
• Pruritus
• Fever
• Headaches
• Arthralgias
• Neurologic manifestations

Mansonella streptocerca can cause

• Pruritus
• Papular eruptions
• Pigmentation changes

Mansonella ozzardi can cause symptoms that include

• Arthralgias
• Headaches
• Fever
• Pulmonary symptoms
• Pruritus