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13 Cards in this Set
- Front
- Back
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HERPES SIMPLEX VIRUS (HSV)
Type 1: cold sores, fever blisters, whitlow Type 2: genital |
Enveloped
Icosahedral Genome: DNA Recurrent ulcerative disease |
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HERPES SIMPLEX VIRUS (HSV)
TYPE 1 |
INFECTS: mucous membranes, skin of lips, cheeks, throat, gums
Latent infection with reactivation Ulcerated lesions, infectious Transmission: fomites, direct contact PATHOLOGY: LOOK UP |
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HERPES SIMPLEX VIRUS (HSV)
TYPE 2 Genital Herpes |
INFECTS: penis and surrounding areas; Labia minora/majora (can go unnoticed); Perianal region
Latent infection with reactivation Ulcerated lesions, infectious Transmission: STD, oral |
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HERPES SIMPLEX VIRUS (HSV)
DIAGNOSIS and TREATMENT |
DIAGNOSIS
Virus easily grown (culture), subtype identified by monoclonal antibodies TREATMENT: No cure, reduce duration of secondary lesions with nucleotide analog drugs |
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HUMAN PAPILLOMA VIRUS (HPV)
Naked virus Icosahedral Genome: ? 60 Different strains! Cause warts |
Warts: benign growth of the epithelium of the skin or mucous membrane (no inflammation)
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HUMAN PAPILLOMA VIRUS (HPV)
Warts 1/2 |
SEED (fingers/toes)
PLANTAR (feet) FLAT (trunk/face/elbow/knees) EXTERNAL GENITILIA Symptoms: Itch, painless |
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HUMAN PAPILLOMA VIRUS (HPV)
Warts 2/2 |
Transmission: direct contact, fomites, childbirth, STD, endogenous (spread; ie barefoot)
Treatment: surgical, freeze, burn, laser, caustic chemicals Pathology: Virus enters the skin->infects epithelial cells->epi cells proliferate (grow and divide) |
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POXVIRUSES
Enveloped Genome DNA Proteins that interferon, complement and inflammation. STAGES: |
LESION STAGES (small pox):
Macule Papule Vesicle Pustule (pox) |
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VARICELLA-ZOSTER VIRUS
CHICKENPOX (related to herpes virus) Highly Contagious 1/2 |
Symptoms: Fever, common cold-like, rash (with stages)
Transmission: Aerosol Treatment: fluids, rest Vaccine: Live, attenuated virus, Varivax (children) Zostavax (elderly) |
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VARICELLA-ZOSTER VIRUS
CHICKENPOX (related to herpes virus) Highly Contagious 2/2 |
Pathology: virus infects mucous membrane of the respiratory tract->inflammation->cough, sneeze->Viremia: liver, spleen, lymph nodes, skin-> virus infects skin->inflammation->rash
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VARICELLA-ZOSTER VIRUS
ZOSTER (Shingles) |
Reactivation of latent viral infection.
Sympt: Pain, itch, rash, blisters Transmission: Endogenous (shingles) Can spread to anyone who doesn't have immunity (reactivation of virus they already have) |
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MORBILLIVIRUS
RUBEOLA: Measles Enveloped, helical nucleocapsid Genome: RNA Contagious 1/2 |
Symptoms: Fever, runny nose, malaise, diffuse rash, Koplik's spots.
Transmission: Aerosol, Droplet nuclei |
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MORBILLIVIRUS
RUBEOLA: Measles Enveloped, helical nucleocapsid Genome: RNA Contagious 2/2 |
Pathology: Virus infects mucous membrane of resp. tract->inflammation->fever, runny nose, malaise>Viremia: conjunctiva, urinary tract, lymphatics, CNS, skin rash
Sign/symptoms 8-12 days after exposure Complication: secondary bacterial infections |
