Dirofilariasis B74.8

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Synonym(s)

heartworm disease

History
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De Magalhaes, 1887

Definition
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Nematode disease of the skin caused by Dirofilaria repens with formation of coarse solitary subcutaneous, hardly pressure-marked nodules and possibly allergic concomitant symptoms in the form of lid oedema and swelling. These nodules contain the living, approximately 14 cm long whitish worm.

Complication(s)
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Systemic infestation (lungs, heart).

Therapy
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Excision of the nodular skin foci and post-treatment with diethylcarbamazine (e.g. Hetrazan Tbl.) 3 times/day 2 mg/kg bw p.o. (creeping in, initially 50 mg/day) over 4 weeks to kill further worms if necessary. Exclusion of ocular involvement. If necessary, cooperation with institutes of tropical medicine.

Literature
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  1. Akst LM et al (2004) Dirofilarial infection presenting as a facial mass: Case report of an emerging zoonosis. Am J Otolaryngol 25: 134-137
  2. Bergner T et al (1990) Subcutaneous dirofilariasis: infection with Dirofilaria repens. dermatologist 41: 265-269
  3. Dashiell GF (1961) A case of dirofilariasis involving the lung. At J Top Med Hyg 10: 37-38
  4. De Magalhaes PS (1887) Descricao de uma especie de filarias encontradas no corac¸ao humano, precedida de uma contribuic¸ ao para o estudo de filariose de usurers e do respectivo parasito adulto, a Filaria bancrofti (Cobbold) on Filaria sanguis hominis (Lewis). Rev dos Cursos Praticos e Teoricos da Faculd Medicina do Rio de Janeiro 3:4193
  5. Mac Dougall LT et al (1992) Dirofilaria repens manifesting as a breast nodule. Diagnostic problems and epidemiological considerations. At J Clin Pathol 97: 625-630
  6. Walther M et al (2003) Diagnosis of human filariases (except onchocerciasis). Adv Parasitol 53: 149-193

Incoming links (1)

Swelling of the eyelids;

Outgoing links (3)

Diethylcarbamazine; Excision; Helminths;

Disclaimer

Please ask your physician for a reliable diagnosis. This website is only meant as a reference.

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Last updated on: 29.10.2020