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PTG 105-Exam 4-Skin 1
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What is another term for a Mole?
Nevi
What is a Nevi/mole?
A benign proliferation of melanocytes in the skin
Do nevi disappear?
Yes
When do nevi develop?
Anytime
What is the relative risk of melanoma from nevi?
Very small
What type of nevi is a precursor to malignant melanoma?
Dysplastic nevi
What is a Dysplastic nevi?
A nevi with atypia (that may lead to malignant melanoma)
Describe how Nevi grow?
proliferate at dermal-epidermal junction
The grow into dermis
then reside in the dermis only
What is a junctional nevi?
One that resides at the dermal-epidermal junction
What is a compound nevi?
One that has grown from the dermal-epidermal junction into the dermis
What is a intradermal nevi?
One that resides entirely in the dermis
What is a flat or slightly raised pigmented lesion also known as?
Mole/Nevi
Where is the most common site for male melanoma?
Trunk 35%
Where is the most common site for female melanoma?
Leg 56%
What is the most dangerous type of skin cancer?
Malignant melanoma
What percent of malignant melanoma patients die of metastatic disease?
20%
Where does Malignant melanoma metastasize to?
Anywhere...brain, lungs, lymph nodes, et.c
What is an acral melanoma?
Nail melanoma
How does malignant melanoma grow?
Horizontally within the epidermis
Vertically within the dermis
What type of skin disease grown horizontally in the epidermis and vertically in the dermis?
Malignant melanoma
How is probability of metastases determined in malignant melanoma?
by the length of vertical growth into the dermis
What are the meninges?
The coverings of the brain
How many meninges are there?
3
What are the three meninges from external to internal?
Dura mater
Arachnoid mater
Pia mater
What is meningitis?
Inflammation of the brain coverings
What are the four types of intracranial bleeding?
Intracerebral
Subarachnoid
subdural
extra dural
What is Cerebrospinal fluid analysis?
culture and gram stain
look for increased antibodies (as for MS)
What is Computerized axial tomography and what is it used for?
CT scan
Used to see mass lesions
What is magnetic resonance imaging used for?
Mass lesions
What is Electrocephalogram used for?
Epilepsy
What is Angiography used for?
Vascular lesion (i.e aneurysm)
What is cerebral edema?
Increased water content on the brain
What is the term for increased water on the brain?
Cerebral edema
What are the two types of cerebral edema?
Vasogenic and Cytotoxic
What is Vasogenic cerebral edema?
Cerebral edema caused by disruption of the cerebral capillaries and blood brain barrier
What type of cerebral edema is caused by disruption of the capillaries and blood brain barrier?
Vasogenic
What is Cytotoxic cerebral edema?
Cerebral edema second to brain cell damage
What type of cerebral edema is second to brain cell damage?
Cytotoxic
Under what conditions would vasogenic cerebral edema be seen?
trauma
tumors
late stage cerebral ischemia
inflammation
Under what conditions would you expect to find Cytotoxic cerebral edema?
Intoxications
Hypothermis
Reyes syndrome
Early ischemia
Author
kyleannkelsey
ID
217766
Card Set
PTG 105-Exam 4-Skin 1
Description
PTG 105-Exam 4-Skin 1
Updated
5/5/2013, 5:47:39 AM
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