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

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	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