Dermatologic Manifestations of Tungiasis Treatment & Management
- Author: Neil F Gibbs, MD; Chief Editor: William D James, MD more...
Medical Care
Reported topical treatments include cryotherapy or electrodesiccation of the nodules. Application of formaldehyde, chloroform, or dichlorodiphenyltrichloroethane (DDT) to the infested skin has been used, but it may cause a person's own morbidity. Topical ivermectin, metrifonate, and thiabendazole have also been reported as effective. Occlusive petrolatum suffocates the organism. Twenty-percent salicylated petroleum jelly (Vaseline) applied 12-24 h in profound infestations caused the death of the fleas and facilitated their manual removal.[9] These treatments do not remove the flea from the skin, and they do not result in quick relief from painful lesions. The flea may also be gently removed with a needle or a forceps.[10, 11]
Surgical Care
A number of surgical treatment methods are available. The flea can be removed from its cavity with sterile instruments, but this is more difficult when the flea is engorged. The orifice needs to be enlarged, and the entire nodule should be curetted or excised. An antibiotic ointment may be applied, along with systemic antibiotic therapy when indicated. Aggressive treatment of secondary infection and tetanus prophylaxis are important.
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