skin at once removed. They may be killed by pricking them with a needle, or by the application of chloroform, turpentine, mercurial ointment, or similar means, after which they are expelled by ulceration. The best treatment, however, is not to wait for ulceration,
![](http://upload.wikimedia.org/wikipedia/commons/thumb/0/09/Tropical_Diseases_-_Fig_212.png/300px-Tropical_Diseases_-_Fig_212.png)
Fig. 212.—Chrysomyia macellaria, female.
but to enlarge the orifice of entrance with a sharp, clean needle and neatly to enucleate the insect entire. Some native women, from long practice, are experts at this little operation. The part must be
![](http://upload.wikimedia.org/wikipedia/commons/thumb/e/e1/Tropical_Diseases_-_Fig_213.png/200px-Tropical_Diseases_-_Fig_213.png)
Fig. 213.—Chrysomyia macellaria, larva.
dressed antiseptically and protected until healed. Europeans living in an endemic district should wear high boots. A daily inspection of the feet, especially under the nails, is advisable. Should any black dot be discovered, the chigger should be removed at once.