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Previous Volume 336:734-735 March 6, 1997 Number 10 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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To the Editor: Driscoll and Tronic (Images in Clinical Medicine, Sept. 12 issue)¹ report on the examination of hair from two young girls infested with Pediculus humanus capitis. Panel B reportedly shows a female head louse. In point of fact, however, male genitalia are plainly visible. Panel A is described as showing an unhatched egg, or nit, on the hair shaft. It seems to us that the nit's operculum is absent, which usually means that the egg has been hatched. The dark area within the shell may represent crumpled traces of the vitelline membrane, which hardens when the operculum is . . . [Full Text of this Article]

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