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10 Cards in this Set
- Front
- Back
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Herpes simplex virus |
HSV-1 usually produces oral labial lesions whereas hsv-2 usually causes genital lesions. The virus spreads through epidermal cells causing them to fuse into giant cells. It is a recurrent vesicular eruption which is painful. attacks the muccocutaneous urfaces due to infection. Inflammatory response leads to erythema and swelling. |
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How is the initial infection passed on |
Buy direct contact after which the herpes virus remains dormant in local nerve ganglia. Primary episodes are generally longer and more severe than reoccurrences. |
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The onset of hsv is preceded by |
Prodromal symptoms such as tingling burning or pain but can also present with lymphadenopathy fever discomfort malaise and edema of involved tissue. |
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Dermatitis herpetiformis |
Looks like herpes simplex virus but is not caused by HSV. Consists of pruritic papules and vesicles on the elbows knees buttocks neck and scalp. It is associated with celiac disease in 15 to 25%. treat with dapsone and a gluten-free diet. |
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HSV-1 example |
Cold sore |
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What is HSV-1 triggered by? |
Sun, stress and fever |
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Hsv-2 examples |
Genital vesicles and blisters on a red base Unilateral, less pain in reoccurence |
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Diagnosis of herpes simplex virus |
By clinical picture. Multinucleated giant cells on tzank smear. |
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Treatment of Hsv |
Oral or IV Acyclovir for severe cases or for immunocompromised. Daily treatment with acyclovir vancyclovir famciclovir or suppressive therapy may be used in patients with greater than 6 outbreaks per year or for those with Erythema multiforme. |
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Herpes simplex virus and AIDS |
When HSV last greater than 1 months it can be considered an aids-defining illness |
