Ch. 19 Skin and Wounds Part 3 Flashcards
What causes gas gangrene?
clostridium perfringens
What causes smallpox?
Smallpox virus
What is another name for smallpox?
variola
What is other name for the smallpox virus?
orthopoxvirus
What causes molluscum contagiosum?
Molluscum contagiosum virus
What is other name for the molluscum contagiosum virus?
molluscipoxvirus
What causes monkey pox virus?
Monkey pox virus
What is the other name for monkey pox virus?
orthopoxvirus
What is another name for herpes labialis?
Oral herpes
What causes oral herpes?
Mainly HHV-1 (Human herpes virus)
What is another name for HHV - 1?
Herpes simplex
What causes herpetic whitlow?
Mainly HHV-1
What causes herpes gladiatorum?
Mainly HHV-1
What causes chickenpox?
HHV-3
What is another name for chicken pox?
varicella
What is another name for HHV-3?
varicella-zoster
What type of organism is clostridium perfringens?
Bacteria (gram +)
What type of virus is molluscum contagiosum virus?
DNA virus
What type of virus is HHV-1
DNA virus
What type of virus is HHV-3?
DNA virus
What type of virus is smallpox virus?
DNA virus
Mode of transmission for gas gangrene?
Facially contaminated water/soil - traumatic even must introduce endoscopes into dead tissue.
Mode of transmission for variola?
Primarily through inhalation
Mode of transmission for molluscum contagiosum?
Direct contact (sometimes STD)
Mode of transmission for monkey pox?
Primarily through inhalation
Mode of transmission for herpes labialis?
Close contact with active lesions
Mode of transmission for herpetic whitlow?
Close contact with active lesions.
Mode of transmission for herpes gladiatorum?
Close contact with active lesions
Mode of transmission for chickenpox?
Through respiratory tract or eyes.
Is chickenpox highly infectious?
YES!
Signs and symptoms of gas gangrene?
Intense pain, necrosis, FOUL-SMELLING; GAS BUBBLES; shock; kidney failure, death
Signs and symptoms of smallpox?
POX LESIONS that progress though a series of stages.
Signs and symptoms of molluscum contagiosum?
Raised, PEARL-LIKE, WAXY papules. (viral warts)
Signs and symptoms of monkey pox?
POX LENSIONS that progress though a series of stages.
Signs and symptoms of herpes labialis?
Recurrent, painful, slow-spreading BLISTERS on FACE/MOUTH
Signs and symptoms of herpetic whitlow?
Recurrent, painful, slow-spreading BLISTERS on FINGER
Signs and symptoms of herpes GLADIATORUM?
Recurrent, painful, slow-spreading BLISTERS ANYWHERE on body.
Signs and symptoms of varicella?
Extremely ITCHY, FLUID-FILLED BLISTERS all over the body.
What is crucial for gas gangrene?
Rapid treatment
What is the only human disease eradicated worldwide?
smallpox
What kind of threat is smallpox?
Class A bioterrorist threat, BSL-4
Will condoms afford protection for molluscum contagiosum?
No, they may not
Which two herpes are above the waist herpes?
Herpes labialis
Herpetic Whitlow
The latent virus in herpes labialis is usually in the ____.
Trigeminal ganglia
The latent virus in herpetic Whitlow is usually in the ____?
brachial ganglia
Herpes gladiatorum latent virus is usually found in ___?
Various ganglia
Herpes gladiatorum is associated with?
Contact sports
Chicken pox is more common in _____, but more serious in ___?
Children
adults
In gas gangrene, what treatment is used besides removal of dead tissue?
Administration of antitoxin and penicillin
How to prevent gas gangrene?
Proper cleaning of wounds
Is chicken pox caused by a poxvirus?
NO!
What poxviruses cause human diseases?
Smallpox and molluscum contagiosum
And rarely, orf, cowpox, and monkeypox
What are the 6 stages of lesions in poxvirus infections?
1) macula
2) papule
3) vehicle
4) posture
5) crust
6) scar
Does chicken pox leave scars?
Not usually.
Molluscum contagiosum is most common in children ages ___, __________ indivitiduals, and ____ patients.
1-10
Sexually active
AIDS
The pearl-like waxy papules have an _______center and are ____.
indurated (indented) center
Pink nodules
Reactivation triggers for herpes virus are immune suppression caused by?
Stress, fever, illness, trauma, sunlight, menstruation, or disease.
HHV-1 is a(n) _____ the waist virus.
above
HHV-2 is a(n) ____ the waist virus.
below
In herpes virus is lesion location indicative of viral type?
Not necessarily.
Human herpes virus 1,2 is aka
Herpes simplex virus 1, 2
Do antiviral medications cure herpes viruses?
NO
Who usually gets herpetic whitlow?
dentists
HHV-1 is 90% what type herpes?
cold sores/fever blisters; whitlow
HHV-2 is 85% what type herpes?
Genital herpes cases
Which herpes is 70% or neonatal herpes cases?
HHV-2
Singles is localized to sling along _______?
An infected nerve - dermatomal distribution
Shingles signs and symptoms?
Painful rash on ONE side of the body.
Which virus cases shingles and chickenpox?
HHV-3
Chickenpox and shingles is latent in the _____?
Dorsal root nerve ganglia
Shingles occurs in most people > ___?
50 yrs