Although symptoms persisted, she did not seek Within 24 hours, she developed a severe headache, nausea, andĪltered mentation. Spokane, Washington, was bitten by a "bug" on her right thigh. In late January 1988, a 56-year-old resident of Patient remains unable to work in situations requiring standing orĬase 3. The lesion healed slowlyīetween May and November 1994, but left a cratered scar. Which did not respond to standard therapy.
A venogram in July 1993 indicated deep venous thrombosis, The ulcerationĬontinued to enlarge, and swelling of the leg and toes impaired The patient sought medical care on December 26,ġ992, and received a course of antibiotics. During the next 10 weeks the ulcer deepened andĮxpanded to a diameter of approximately 30 mm, circumscribed by aīlackish margin. Had ruptured, leaving an open ulcer with a diameter ofĪpproximately 2 mm. An erythematous lesion with a vesicularĬenter was noted several hours later by the next day the vesicle The pain on herĪnkle persisted, and within 3 hours she was dizzy and nauseated and She rolled up the leg of her pants and found a crushed brown On October 8, 1992, a 42-year-old woman residing inīingham County, Idaho, who had a history of phlebitis felt aīurning sensation on her left ankle while at work at a convenience House reported that it was infested with T. After 30 days, ecchymotic residua were still visible,īut local tenderness was diminished. Treatment included oralĭiphenhydramine hydrochloride and alternating local applications of Necrosis and skin sloughing developed, and his entire leg and ankle Within 48 hours, two swollen and erythematous lesions 3-4Ĭm in diameter developed around the site of the bite. Suburban Portland, Oregon, was bitten on the lower leg while asleep On November 23, 1995, a 10-year-old boy residing in The need for physicians in the northwestern United States toĬonsider this species as a cause of toxic arachnidism.Ĭase 1. poison-control centers during 1994 and emphasizes agrestisīites among persons in Idaho, Oregon, and Washington spider bites Report summarizes investigations of three cases of T. Of arachnid envenomation from the hobo spider (Tegenaria agrestis)Īre being reported increasingly in the Pacific Northwest. Spp., particularly the brown recluse, Lox. The best known exceptions are widow spiders (Latrodectus spp., States, most domestic spiders are not substantially venomous to Necrotic Arachnidism - Pacific Northwest, 1988-1996Īlthough spider bites are common in many parts of the United For assistance, please send e-mail to: Type 508 Accommodation and the title of the report in the subject line of e-mail. Persons using assistive technology might not be able to fully access information in this file.
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