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97 Cards in this Set
- Front
- Back
What is cellulitis? |
Skin infection caused by bacteria, most often staph and strep, that invade through the skin and deeper tissues. |
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How long do most cases of cellulitis last? |
Several days to a couple weeks |
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What is the treatment for cellulitis? |
Antibiotics |
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Who is at high risk for developing cellulitis? |
Diabetes |
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What are the risks for developing a fungal infection? |
Poor hygiene |
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What are the risks for developing a bacterial infection? |
Being in a hospital Radiation/chemotherapy HIV |
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What are the most common causes of bacterial infections? |
Staphylococcus and streptococcus |
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What are some example of bacterial skin infections? |
Impetigo Cellulitis |
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What is impetigo? |
Superficial skin infection |
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What skin infection is a deep infection? |
Cellulitis |
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What usually causes cellulitis? |
A break in the skin allowing a pathogen to access underlying tissue. |
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What are the most infectious bites to develop cellulitis? |
Most infectious--human bites Cat bites |
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What are the signs and symptoms of cellulitis? |
Hyperemia Erythema SHARP |
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What are the nursing considerations for cellulitis? |
Medication allergies Neuro checks Mark around area of redness |
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What type of burns are especially high risk for developing compartment syndrome? |
Circumferential burns |
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How do you do neuro checks? |
5 Ps of neurovascular assessment |
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What do you mark when marking redness of cellulitis? |
Date |
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What does erythema mean? |
Redness |
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What does hyperemia mean? |
Increased blood flow due to vasodilation causes engorgement of congestion of the tissue |
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What does maceration mean? |
Whiteness around injury from moisture |
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What type of hypersensitivity is contact dermatitis? |
Type 4 delayed hypersensitivity |
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What are the types of hypersensitivity? |
Type 1 anaphylactic/allergic Type 2 cytotoxic Type 3 immune complex disease Type 4 delayed hypersensitivity |
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What does Urticaria mean? |
Hives |
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What does pruritus mean? |
Itching |
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What are the types of contact dermatitis? |
Allergic dermatitis Irritant dermatitis Idiopathic |
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What are some examples that cause allergic dermatitis? |
Soap Latex Perfumes Metal |
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What are some examples that cause irritant dermatitis? |
Cleaners Soaps Makeup Manufacturing chemicals on new clothing Many chemicals and solvents |
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Does cold or warm weather cause skin to dehydrate faster? |
Cold |
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What are some examples of idiopathic contact dermatitis? |
Itchy scalp from dryness or build up of hair products Winter itch due to dry skin during colder months |
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What is often a precursor to anaphylaxis? |
Urticaria |
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What drugs are given for contact dermatitis? |
Epinephrine Antihistamine Steroid |
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How long does it take for pressure ulcers to develop? |
12 to 24 hours |
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What is least resistance will become necrotic before skin breakdown when talking about pressure ulcers? |
Muscle |
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What are the risk factors for developing pressure ulcers? |
Age Incontinence Mobility limitation Smoking Nutritional status Diabetes Steroids |
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What are the stages of pressure ulcers? |
Suspected deep tissue injury Stage 1 Stage 2 Stage 3 Stage 4 Unstageable |
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What does a suspected deep tissue injury look like? |
Purple or maroon localized area of discolored intact skin or blood-filled blister due to damage of underlying soft tissue from pressure or shear |
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What does a stage 1 pressure ulcer look like? |
Intact skin with signs of impending ulceration, initially presenting non blanchable erythema indicating reactive hyperemia |
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What does a stage 2 pressure ulcer look like? |
A partial thickness loss of skin involving epidermis and dermis presenting as a shallow open ulcer with a red pink wound bed, without Slough. May also present as intact or open/ruptured serum filled blister |
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What does a stage 3 pressure ulcer look like? |
A full thickness loss of skin with extension into subcutaneous tissue but not through the underlying fascia. May include undermining tunneling |
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What does a stage 4 pressure ulcer look like? |
A full thickness tissue loss with extension into muscle, bone, tendon, or joint capsule. Slough or eschar may be present on some parts of the wound bed. Often includes undermining tunneling. |
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What does an unstageable pressure ulcer look like |
Full thickness tissue loss in which the base of the ulcer is covered by yellow, tan, gray, green or brown and eschar (Tan, brown or black) in the wound bed. |
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What does eschar mean? |
Tan, brown or black dying skin |
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What is the biggest cause of skin cancer? |
Sun exposure |
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What is a benign skin tumor resulting from the excessive proliferation of blood vessel cells. |
Angiomas |
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What type of tumors are present or at near the surface of the skin and can appear anywhere on the body? |
Angiomas |
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What type of tumors are entirely harmless to the body unless it is damaging adjacent tissues? |
Angiomas |
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Why are angiomas removed? |
For cosmetic reasons |
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What is actinic keratosis? |
Pre-cancerous skin lesions |
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What is another name for actinic keratosis? |
Solar keratosis |
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What does actinic keratosis present with and where? |
Small scaly patches that are caused by too much sun. Commonly occur on the head, neck, or hands but can be found elsewhere |
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Why is actinic keratosis removed? |
To prevent the development of squamous cell skin cancer |
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Who is at risk for actinic keratosis? |
Fair skin, blonde, or red haired people with blue or green eyes |
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What are the types of skin cancer? |
Basal cell Squamous cell Melanoma |
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What is the most common and least lethal type of skin cancer? |
Basal cell carcinoma |
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What is the second most common and second most lethal type of skin cancer? |
Squamous cell carcinoma |
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What is the least common and most lethal type of skin cancer? |
Melanoma |
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What is the most dangerous form of skin cancer? |
Melanoma |
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What type of skin cancer has the common sign of a persistent non-healing sore that bleeds, loses, or crusts and remains open for a few weeks only to heal up and then bleed again? |
Basal cell carcinoma |
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What does basal cell carcinoma often look like? |
Open sores Red patches Pink growth Shiny bumps Scars |
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What does squamous cell carcinoma typically appear as? |
Persistent, thick, rough, scaly patches that can bleed if bumped, scratched or scraped. They often look like warts and sometimes appear as open sores with raised borders and a crusted surface. They can become disfiguring and sometimes deadly if allowed to grow |
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Where does squamous cell carcinoma appear? |
May occur in all areas of the body including the mucous membranes in genitals, but are most common in areas frequently exposed to the sun. Such as the rim of the ear, lower lip, face, balding scalp, neck, hands, arms and legs. |
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What type of tumors originate in the pigment-producing melanocytes of the skin? |
Melanoma carcinoma |
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What type of carcinoma is caused mainly by intense, occasional UV exposure especially in those who are genetically predisposed to the disease? |
Melanoma |
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What type of carcinoma can arise from an existing mole or develop a new lesion? |
Melanoma |
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True or false, melanoma in the early stages is curable? |
True |
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How much does indoor tanning increase melanoma risk? |
74% |
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When should moles be checked? |
When they are shrinking, growing larger, changing color, beginning to itch or bleed. When a portion of the mole appears newly elevated or raised from the skin. |
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Anyone who has a hundred moles is it a greater risk for what type of carcinoma? |
Melanoma |
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What type of carcinoma lesions often grow in size or change in height rapidly? |
Melanoma |
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What are the ABCDE's of mole assessment? |
Asymmetry: one side of the mall is not the same as the other side Border: of mole is irregular Color: is variable black, brown, tan colors in the same mole or dark color Diameter: >6 mm Elevation: raised from the surrounding skin Evolution: changes in the appearance of nevi overtime |
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What type of burn may require an escharotomy? |
Third degree |
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What type of burns at risk for compartment syndrome and or joint contracture? |
Third degree |
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What can burn injuries result in? |
Local and systemic responses |
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What is the first step in self-management of contact/irritant dermatitis? |
Identify and remove the causative agent |
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A woman who has been on 2 antibiotics takes her tongue Burns and she does not want to eat. Her tongue is white with milky plaque that does not rub off. What condition does she have? |
Candidiasis |
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A young boy is admitted to the ER with 50% Burns to the chest and legs. The skin is white, dry, and there is no pain. Which type of burn does the boy have? |
Third degree burns |
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A fire in a Campground went out of control and a man sustained Burns To His Hands, arms, and chest. Another camper immediately removed his ring from his Burned hand. Why did he do this? |
To prevent a tourniquet effect |
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What skin disorder seen in elderly person's is considered a premalignant lesion? |
Actinic keratosis |
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What changes are normal in elderly populations? |
The dermis and epidermis thin as one ages. A thickening of blood vessels. Skin may become dry, rough, and scaly. |
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A child has been admitted to the Burn Unit after pulling a pan of hot water off the stove. Given the fact that there is primarily 2nd and 3rd degree burns, the healthcare worker should prioritize care to focus on what? |
1. Focus on replacing fluids that have been lost from the vascular, interstitial, and cellular compartments. 2 . Assess for indications that the child's Airway has been compromised by assessing breath sounds and voice quality. 3. Maintain sterile field when doing dressing changes and debridement. |
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What is the most immediate threat to a 44 year-old man who has been brought into the emergency department with severe electrical Burns resulting from a workplace accident? |
Hemodynamic instability |
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What does plueral edema cause? |
Left sided heart failure |
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What does inhalation of caustic fumes cause? |
Inhalation pneumonia |
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What are the respiratory changes of burns? |
Inflammatory mediators cause bronchoconstriction, and in severe burns adult respiratory distress syndrome can occur. |
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What do burns above the nipple line require? |
Need for Rapid intubation |
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What does inhalation of superheated air do? |
Instantly boils the throat and Airway tissue. |
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What is the systemic response of burns? |
Release of cytokines, histamines another inflammatory mediators at the site of injury has a systemic effect once the burns reach 20 to 30% of total body surface area. |
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When does the systemic response occur in Burns? |
When Burns reach 20 to 30% of total body surface area |
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What are the cardiovascular changes of burns? |
Capillary permeability is increased, and leading to loss of intravascular protein and fluids into the interstitial compartment. |
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What are the outcomes of cardiovascular changes in burns? |
Hypovolemia Plasma Protein loss Tachycardia Hemoconcentration DIC End stage organ failure |
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What is hypovolemia caused by in Burns? |
Capillary permeability causes third spacing of fluid throughout the body causing massive edema |
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What is the highest priority after Airway and breathing in Burns? |
Fluid resuscitation |
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What is severe edema in burns caused by and what may it require? |
Third spacing of fluid in the tissues may require escharotomy |
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What is metabolic changes of burns? |
The basal metabolic rate increases up to three times its original rate |
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What are the immunological changes of burns? |
Nonspecific down regulation of the immune response occurs, affecting both cell mediated and humoral Pathways causing patients to become immunocompromised. |
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What are the metabolic changes of burns? |
Catabolism Stress hormones excreted Hyperkalemia Skin breakdown |
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What does hyperkalemia cause? |
Acidosis |