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The unusual rash a man in southern France modernize on his weapon system , torso and second joint turned out to be a serious reaction to a wanderer bite from 10 day before , according to a new news report of his casing .

The 66 - year - old affected role first go to the hospital in Nice two days after his spider bite when he formulate a fever and suffered from fatigue and lack of appetite . But doctor did n’t recover anything unusual when examining him , nor did they find the black , necrotic skin lesionstypically seen in spider bites .

A brown recluse, <em>Loxosceles reclusa</em>. This spider is identified by a dark, violin-shaped mark on its head. Its venom can cause a deep wound in humans that takes weeks or even months to heal and can produce symptoms such as nausea and a fever.

A brown recluse,Loxosceles reclusa. This spider is identified by a dark, violin-shaped mark on its head. Its venom can cause a deep wound in humans that takes weeks or even months to heal and can produce symptoms such as nausea and a fever.

The man did n’t get better , and uprise pinhead - sized bumps on his forearms . The bump spread to cover most of his consistency , and the doctors diagnose him with a condition call acute generalized exanthematous pustulosis ( AGEP ) .

AGEP is unremarkably induced by pick out antibiotic . However , " this was not the suit in our patient , who received only acetaminophen , and had not shown prior reaction to this medicament , " the Dr. wrote in the case report . [ 8 Strange Signs You ’re Having an Allergic Reaction ]

The patient also ran a high fever , and put up from burn sensations and muscle pain .

A spider bite led to a nearly full body rash in a man in southern France.

A spider bite led to a nearly full body rash in a man in southern France.

Doctors form to figure out what was wrong . Lab examination failed to get a viral disease that could explain the symptoms , but the results did show the man ’s kidney single-valued function was afflicted . Further mental test showed the patient ’s blood vessel were inflamed and necrotizing .

He was endure from periarteritis nodosa ( PAN ) , a serious stock watercraft disease in which small arterial blood vessel become swollen and damaged , grant to the report .

The doctors realized that conditions similar to PAN have been figure in animate being injected with the venom ofbrown hermit wanderer , the report said . Similarly , a few case reports have discover people developing AGEP after a brown recluse wanderer pungency .

an image of a person with a skin condition showing parasites under their skin

However , there had n’t been a account of a patient role developing both PAN and AGEP after aspider bite .

" To our cognition , this is the first verbal description of a case affiliate PAN - like sign and AGEP following a spider - bite , " the doctors read .

Doctors treated the patient role with eminent doses of unwritten corticosteroids to cut kindling , and his condition rapidly meliorate . In five days , the blizzard vanish and the military personnel fully recovered , according to thereport , published last month in the daybook La Presse Médicale .

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