Ch 21 Panopto (Viral & Fungal Skin Infections) Flashcards
Both Warts and HSV (Herpes) are what kind’ve infections?
Viral Skin Infections
Are most warts dangerous?
Nah
What are the cause of Warts?
Human Papillomaviruses
How many differing types of papillomaviruses are there?
Over 200
Papillomaviruses may cause cancer.
True or false?
True
Are the Papillomaviruses that cause skin warts typically cancerous?
No
What are the 4 steps of how warts develop?
First, you come in contact with a fomite or another person with a wart, or Autoinoculation occurs. The papillomavirus enters the skin via this contact.
It multiplies within skin cells.
The virus invades the cells around it.
The rapid growth of these virus-infected cells creates a wart.
Papillomaviruses causes the virus-infected skin cells to grow faster than-
This is what makes a-
The other cells around it.
Wart.
How does your body get rid of warts?
The virus is shed over time as the dead skin cells are sloughed off
How do you remove warts?
Surgery, Freezing, Burning, Laser, Chemicals
Is there really much of a true way to treat warts or cure it?
Nah
What type of people are usually at risk for warts?
Kids or people with weakened immune systems
What are the different types of Herpes?
Fever Blisters / Cold Sores
Herpes Keratitis
Whitlow
HSV cold sores can develop after how long?
~1 Week
What are HSV cold sores typically accompanied by?
Fever, Malaise, Muscle Pain
The spread of herpes to eye from other areas on body causes conjunctivitis, excess tears, cornea damage that can lead to blindness =
Herpes Keratitis
Inflamed blister that occurs when herpes enters cuts or break in skin on a finger =
Whitlow
HSV Transmission?
Autoinoculation
Direct Contact
The recurrence of Herpes is-
Common.
Why is the recurrence of Herpes common?
Because it is a Latent Virus
After the primary infection of herpes occurs, what happens?
The virus leaves the skin and stays Dormant in the Nervous System
The reactivations of herpes are usually-
Less severe than the primary infection
What can herpes be reactivated by?
Stress, fever, trauma, sunlight, menstruation, or disease to produce new lesions
Herpes reactivations can occur how many times a year?
Multiple times a year without treatment
What are the 2 main types of Herpes Skin Infections (HSV)
HSV-1
HSV-2
Nearly what % of children get HSV by 2 Years Old?
80%
HSV-2 is usually associated with what kind’ve herpes infections?
The Genital Kind
Can you do anything to cure herpes?
Nope
Are herpes infections lifelong infections?
Yes
Mycoses are diseases called by-
Fungi
Fungal infections are called-
Mycoses
What are Mycoses classified by?
They’re classified by where they occur
What are the different type of Mycoses?
Superficial
Cutaneous
Subcutaneous
Systemic
Mycoses that occurs on the outer surfaces =
Superficial
Mycoses that occurs in the skin =
Cutaneous
Mycoses that occurs in the hypodermis + muscles =
Subcutaneous
Mycoses that affects numerous systems of the body =
Systemic
A group of cutaneous (superficial) skin lesions caused by some fungal molds that require keratin found in the skin, nails, and hair for their growth =
Tineas
The fungal molds that cause Tineas are called-
Dermatophytes
Most Tineas are uncommon and hard to identify.
True or false?
False, Most Tineas are very common and easily recognizable
Name 3 examples of Tineas:
Barber’s Itch
Athlete’s Foot
Ringworm
Tinea corporis (a form of ringworm) is found on-
The Body
Tinea capitis (a form of ringworm) is found on-
The Scalp
Tinea pedis is a fancy name for-
Athletes Foot
Tinea barbae is a fancy name for-
It is also found on the-
Barber’s Itch.
Beard.
Tinea cruris is a fancy name for-
It is found on the-
Jock Itch.
Groin.
Tinea unguium is another name for-
Where can it be found?
Onychomycosis.
Toenails & Fingernails.
How can you find a Tinea on the scalp?
The Wood’s Lamp Test
What is the Wood’s Lamp Test?
It’s when you take a UV lamp and shine it on a pt’s head.
Fungi will be fluorescent under the UV light.
How can Tineas be transmitted?
Direct Contact with Fomites, Other People, Animals
What can be used to treat Tineas?
Anti-Fungal Meds
What is Candidiasis caused by?
A type of yeast called Candida albicans
Candida albicans is a type of yeast that often causes opportunistic infections of the-
Skin + Nails
Candidiasis can be diagnosed how?
Via observation usually, but lab cultures can be taken too
Candidiasis is usually communicable.
True or false?
False
How can you prevent Candidiasis?
Take Anti-Fungals
Can Candidiasis become invasive and spread to other tissues?
Yup
