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Roundworms, Tissue

Christian Olivo Freites, MD and Nathan D. Gundacker, MD Reviewed 06/2019
 


BASICS

DESCRIPTION

  • Tissue or lymphohematogenous system infection by adult or larval roundworms (nematodes)

  • Infections can be subclinical (asymptomatic) or present with acute/chronic manifestations.

  • Filar...

DIAGNOSIS

HISTORY

  • Exposure to appropriate vector

  • Travel (location and length of visit)

  • Symptoms depend on specific tissue infected.

PHYSICAL EXAM

  • Lymphatic filariasis (W. bancrofti, B. malayi, B. timori)

    • ...

TREATMENT

GENERAL MEASURES

  • Hygiene, exercise to encourage lymphatic flow, elevation of limbs; treatment of secondary infection

  • Pharmacologic and mechanical removal of nematodes

MEDICATION

First Line

  • Filari...

ONGOING CARE

FOLLOW-UP RECOMMENDATIONS

Patient Monitoring

Long-term DEC treatment and immunomonitoring of patients with filarial infection are essential in endemic areas to stop spread and avoid comorbi...

REFERENCES

1
World Health Organization. Global programme to eliminate lymphatic filariasis: progress report, 2016. In: King J, ed. Weekly Epidemiological Record. Geneva, Switzerland: World Health Organ...

ADDITIONAL READING

  • Mendoza N, Li A, Gill A, et al. Filariasis: diagnosis and treatment. Dermatol Ther.  2009;22(6):475–490. [View Abstract on OvidMedline]

  • Thomsen EK, Sanuku N, Baea M, et al. Effi...

SEE ALSO

Roundworms, Intestinal 

CODES

ICD10

  • B77.9 Ascariasis, unspecified

  • B74.0 Filariasis due to Wuchereria bancrofti

  • B74.3 Loiasis

  • B74.2 Filariasis due to Brugia timori

  • B74.1 Filariasis due to Brugia malayi

  • B73.00 Onchocerciasis with ey...

CLINICAL PEARLS

  • Roundworms take up to a year to mature and survive up to 15 years in human hosts. Disease burden increases with exposure over time.

  • Primary prevention includes arthropod vector control ...

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