Pediatric emergency medicine trisk 1810 1810

Blue macules (maculae caeruleae), caused by the bites, are to 15 mm in diameter and can be seen on the thighs, abdomen, or thorax of infested persons FIGURE 88.6 Louse Because the body louse resides in clothing, therapy consists mainly of disinfecting the clothing with steam under pressure Pediculosis capitis is usually effectively treated with 1% permethrin or pyrethrin creme rinse though resistance to this medication is not uncommon The patient’s hair should be shampooed, rinsed, and toweled dry Enough medication to saturate the hair and scalp is applied The medication is washed out after 10 minutes Additionally, benzyl alcohol–containing products (Ulesfia) and topical ivermectin (Sklice) products can also be used Patients with resistant disease may also respond to topical petrolatum applied to hair and scalp nightly for week as a lice suffocant or trimethoprim-sulfamethoxazole given orally for to days, which kills the symbiotic parasite present in the GI tract of head lice Pediculosis pubis is best treated with the same permethrin or pyrethrin preparations used for head lice Any nits are removed with a fine-toothed comb The safest treatment for lice in the eyelashes is the application of Vaseline twice daily for days The lice stick to the Vaseline, cannot feed, and die Vascular Papules and Nodules Vascular papules and nodules can be congenital or acquired Those in infants generally fall in the category of benign with hemangiomas being most common