Investigations

1st investigations to order

no test required: diagnosis is clinical

Test
Result
Test

Diagnosis is based on a typical clinical presentation together with suggestive history. Further investigation is not usually necessary.

Result

investigations are supportive

Investigations to consider

skin scrapings/biopsy

Test
Result
Test

Indicated only in cases of associated folliculitis.[5][37] Biopsy or skin scrapings of the papular lesions should be performed; biopsy or skin scrapings of creeping tracks are not useful.

Result

larvae visualised in follicular canal

Emerging tests

epiluminescence microscopy

Test
Result
Test

A non-invasive technique. Larvae may be visualised migrating in the skin, although sensitivity seems to be low.[36]

Result

larvae visualised in situ

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