Dracunculiasis: Difference between revisions
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Revision as of 11:48, 23 July 2016
Background
- Also known as Guinea Worm disease
- Caused by Dracunculus medinensis - infection due to drinking contaminated water
- Generally limited to central Africa
- Effort underway to eradicate disease in endemic countries[1]
Clinical Features
- Adult worm migrates through subcutaneous tissues of the leg and erodes through skin, approx 1 year after infection[1]
- Symptoms prior to eruption include: rash, intense pruritus, nausea, vomiting, dyspnea, and diarrhea
Differential Diagnosis
Helminth infections
Cestodes (Tapeworms)
- Taenia saginata
- Taenia solium (Cysticercosis)
- Diphyllobothrium latum
- Hymenolepis nana
- Echinococcus granulosus
Trematodes (Flukes)
- Fasciola hepatica
- Fasciolopsis buski
- Opistorchis viverrini
- Schistosoma spp
- Chlonorchis sinensis
- Paragonimus spp.
Nematodes (Roundworms)
- Ascaris lumbricoides
- Enterobius vermicularis (Pinworm)
- Filarial worms
- Hookworm
- Necator americanus
- Ancylostoma duodenale
- Cutaneous larva migrans (Ancylostoma braziliense)
- Dracunculiasis
- Strongyloides stercoralis
- Trichuris trichiura (Whipworm)
- Anisakis
- Toxocara spp.
- Trichinosis
Evaluation
- Clinical diagnosis
Management
- Metronidazole 750mg TID x 5-10 days OR thiabendazole 50-75mg/day divided BID x 3 days
- Must also extract adult worm from skin
- Patients with active skin lesions should avoid contact with potable water
Disposition
- Discharge