Tissue Integrity Exam 4 Flashcards

(177 cards)

1
Q

What is the largest organ of the body?

A

skin

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2
Q

The skin is the ____ protective barrier.

A

first

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3
Q

Who’s responsibility to assess and monitor skin integrity?

A

Nurse

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4
Q

Purposes of the skin

A

Protection
Sensory
Vitamin D synthesis
fluid balance
natural flora

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5
Q

What is the order of skin from top to bottom

A

Epidermis
Dermis
Subcutaneous

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6
Q

A young male patient with paraplegia has a stage II pressure injury and is being cared for at home by his family. To prevent further tissue damage, what instructions are most important for the nurse to teach the patient and family?

-Change the patient’s bedding frequently.
-Apply a dressing over the injury.
-Change the patient’s position every 1 to 2 hours.
-Record the size and appearance of the injury weekly.

A

Change the patient’s position every 1-2 hours

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7
Q

During the skin assessment, what are the 6 major things inspected on the skin?

A

bony prominences
visual and tactile
rashes/lesions?
hair distribution
skin color
blanch test

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8
Q

In pediatrics, what is a common bony prominence on an infant?

A

back of the head

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9
Q

What does the dermis contain in the skin?

A

Sebaceous and sweat glands
hair follicles, nerves, collagen fibers
connective tissue

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10
Q

What does the subcutaneous layer of the skin contain?

A

adiose tissue, nerves

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11
Q

The student nurse is assessing a patient with Peripheral Artery Disease (PAD). Upon assessment of the patient’s lower extremities, the student nurse identifies an ulcer. The skin surrounding the ulcer is shiny and dry. The appearance of the wound bed is pale and deep with even margins. How would the student nurse categorize this ulcer?

A

Arterial Ulcer

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12
Q

Cellulitis

A

deep inflammation of subcutaneous tissue caused by enzymes produced by bacteria
following break in skin
staph and strep most often cause infection

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13
Q

Osteromyelitis

A

Inflammation of bone caused by infection, generally in the legs, arm, or spine

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14
Q

Diabetic people need to look at what every night? and why?

A

Feet, prevent diabetic ulcers

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15
Q

Cellulitis S/S

A

hot, tender, erythematous, edematous area with diffuse borders (sharpie)
chills, malaise, and fever

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16
Q

Cellulitis Treatment

A

moist heat, immobilization, elevation
systemic antibiotic therapy
hospitalization if IV therapy warranted (severe)
progression to gangrene if left untreated

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17
Q

The most important treatment for infection is

A

prevention

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18
Q

What are the antibiotics used to treat skin and soft tissue infections?

A

slide 38

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19
Q

When do you reassess the patient for tissue risk? (Normally)

A

admission
once every shift (twice - day and night shift)

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20
Q

What is the blanch test?

A

if redness, then when touched turns white and back to red = good
if red and when touched still red = skin breakdown

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21
Q

When inspecting the skin, what should you look for?

A

signs and symptoms of impaired skin integrity
actual impairment
levels of sensations, movement, and continence
visual and tactile of ALL skin
palpate redness for blanch
bony prominences
med devices
areas with adhesive tape

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22
Q

Should you turn the patient when inspecting the skin? When should you?

A

yes
checking for skin breakdown, when transferring or bathing

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23
Q

Braden Scale Scoring uses what categories? (6)

A

Sensory Perception
Moisture
Activity
Mobility
Nutrition
Friction and Shear

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24
Q

Braden Scale: Sensory Perception Levels

A

1) Completely limited = unresponsive, can’t feel pain
2) Very limited = painful stimuli, can’t communicate discomfort, can’t feel 1/2 of body
3) Slightly limited = verbal commands, can’t always communicate discomfort, sensory impaired in 1-2 extremitites
4) No impairment = verbal commands, no sensory deficit

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25
On the Braden Scale, the lower (12 or less) the score -
the higher the risk
26
On the Braden Scale, the higher (15-18) the score -
the lower the risk
27
Is there ever not a risk on the Braden Scale?
no, there is always a risk.
28
Braden Scale: Moisture Levels
1)Constantly moist= always; perspiration, urine, etc. 2) Very moist= often but not always; linen changed at least once per shift 3)Occasionally moist= extra linen changed every day 4)Rarely moist= usually dry
29
Braden Scale: Activity Levels
1) Bedfast= never out of bed, complete bed bath 2)Chairfast= ambulation severely limited to non-existent; no bear of weight; assist to chair with devices 3) Walks occasonally= short distance daily with or without assistance; a majority of time in bed or chair 4)Walks frequently= outside room at least 2 times per day; inside room every 2 hours during waking hours
30
Braden Scale: Mobility Levels
1) Completely immobile: no change in positioning 2)Very limited: occasional slight change; can't make significant changes independently 3)Slightly Limited: frequent change independently 4)No limitation: major and frequent change without assistance
31
Braden Scale: Nutrition Levels
1) Very poor: never eats a complete meal, almost no protein; NPO, clear liquids, IV more than 5 days 2) Probably inadequate: rarely eats completely, some protein, occasional dietary supplements; less than optimum liquid diet or tube feeding 3) Adequate: eats over 1/2 of most meals; adequate protein; usual supplement; tube feeding meets nutritional needs 4)Excellent: eats most of the meal, never refuses, plenty of protein; occasional snacks between meals; no required supplements
32
Braden Scale: Friction and Shear Levels
1)Problem: moderate to max assist in moving; frequently slides down in bed or chair; spasticity and contractures lead to constant friction 2)Potential Problem: moves feebly, minimum assistance; skin slides against sheets; few slides down 3)No Apparent Problem: moves independently; sufficient muscle strength to lift up completely; good position in bed/chair
33
What should you do when patient is a low (15-18) risk?
regular turning schedule activity as much as possible protect heels manage moisture, friction and shear
34
What should you do when a patient is high risk?
regular turning schedule activity as much as possible protect heels manage moisture, friction and shear **Position pt at 30 degree lateral incline with pillows** **small shifts in frequent positioning** **pressure redistribution**
35
What should you do when patient is at moderate risk?
regular turning schedule activity as much as possible protect heels manage moisture, friction and shear **Position pt at 30 degree lateral incline with pillows**
36
What can a nurse do to maintain tissue integrity?
Frequent repositioning sitting in chair for 2 hour intervals (if not contraindicated) HOB at 30 degrees Written schedule of turning and positioning
37
Sitting in a chair longer than 2 hours may increase
pressure to sacral tissue
38
What is the number one thing a nurse can do to prevent pressure ulcers?
Repositioning
39
What is the order of wound staging?
Stage 1: Nonblanchable Redness Stage 2: Partial Thickness Stage 3: Full Thickness Skin Loss Stage 4: Full Thickness Tissue Loss Unstageable: Full Thickness skin/Tissue Loss Depth Unknown Suspected Deep Tissue Injury-Depth Unknown
40
CHANT (Early Intervention Protocol)
Cleanse Hydrate (and protect skin) Alleviate pressure Nourish Treat
41
Early Intervention for red/excoriated peri/ rectal area
Cleanse Dry thoroughly Moisture barrier daily and prn
42
Early Intervention for redness/excoriation between skin folds
Cleanse Dry thoroughly Place inner dry or dry AG textile in folds
43
Early Intervention for red heels
Position pressure off of heels Elevate on pillows sage boot (snowboard boot) reduce friction
44
Early Intervention for red sacral/coccyx area
change positions every 1-2 hours HOB less than 30 degrees unless contraindicated avoid excess moisture frequent peri care **wrinkle free linens**
45
What are the nursing priorities for the skin?
assess and monitor skin integrity identify risks for skin problems identify present skin problems planning, implementing, and evaluating to maintain intact skin
46
Inflammatory response to cell injury
-neutralizes and dilutes inflammatory agent -removes necrotic for a suitable environment for healing
47
Does inflammation = infection?
No Inflammation is always present with infection, but infection does not always present with inflammation
48
What can initiate an inflammatory response?
surgical wounds or injuries allergies autoimmune diseases skin infections
49
Wound definition
any disruption of the integrity and function of tissues in the body (intentional or pressure)
50
Wound ________ and ___________ is important to wound healing.
assessment; classification
51
Tissue trauma causes an inflammatory response in the first ________
24 hours
52
_________ __________ is the same regardless of the injuring agent.
Inflammatory mechanism
53
The intensity of the response depends on
extent and severity of the injury the reactive capacity of the injured person
54
How does the body react during inflammation? Pathophysiologically steps
Bacteria enters wound platelets from clotting mast cells cause vasodilation - blood and needed cells increase neutrophils and monocytes kill pathogens macrophages make cytokines to repair tissue continues until pathogens are eliminated and tissue is repaired
55
Vascular response is the
increase of capillary permeability when fluid moves into tissue -serous fluid to albumin
56
Results of vascular response (symptoms shown)
redness, heat, and swelling at sit of injury and surrounding areas
57
What does fibrinogen make which strengthens blood clot and prevent the spread of bacteria?
fibrin
58
The bone marrow releases more neutrophils to the infection site, increasing what?
WBC
59
Complement system
major mediator of inflammatory reponse
60
Exudate (examples for infection)
fluid and leukocytes
61
What are the symptoms and signs of infection?
redness heat pain swelling loss of function???
62
If a local infection goes untreated, it can lead to
systemic infection
63
Malaise
general feeling of discomfort, illness, or uneasiness whose exact cause is difficult to identify
64
Systemic response to inflammation
increased WBC malaise nausea and anorexia increased pulse and respirations fever
65
The causes of systemic responses to inflammation are poorly understood but are most likely due to
complement activation release of cytokines
66
Acute Inflammation
healing in 2-3 weeks, no residual damage neutrophils predominant cell type at site
67
Subacute Inflammation
same as acute, but lasts longer
68
Chronic Inflammation
may last for years injurious agent persists or repeats injury to the site predominant cell types are lymphocytes and macrophages may result from change in immune system (autoimmune)
69
How do nurses manage inflammation?
Observe for signs of inflammation and at-risk patients VS monitor Antipyretics if necessary
70
Fever greater than ____ degrees is an emergency and damage to body cells.
104.4
71
What is the final phase of inflammatory response?
healing
72
Healing includes what 2 major components and their definitions?
-Regeneration - replacement of lost cells and tissues with cells of the same type -Repair - healing as a result of lost cells being replaced by ct, resulting in scar formation: more common and complex; occurs primary, secondary, or tertiary intention
73
Healing by Primary Intention
Initial phase (3-5 days with acute inflammatory response) Granulation (wound turns pink and rebuilds) Scar forms
74
Healing by Secondary Intention
wounds from trauma, ulceration and infection with large amounts of exudate -wide with irregular margins with extensive tissue loss -same process with greater inflammation
75
Healing by tertiary intention
delayed primary intention due to delayed suturing of the wound -the contaminated wound is left open after closed after infection is controlled
76
Partial-thickness wounds (regeneration) components
inflammatory response epithelial proliferation and migration reestablishment of epidermal layers
77
Partial-thickness wounds need what component of healing?
regeneration
78
Full-thickness wounds need what component of healing?
repair
79
Full-thickness wounds (repair) healing phases
Hemostasis Inflame phase Proliferative phase Maturation -extend to dermis heal by scar formation
80
Factors of wound healing
Nutrition (protein, vitamins and cals) Tissue perfusion Infection Age
81
Hemorrhage
bleeding
82
Hematoma
collection of blood under skin (slows process)
83
Dehiscence
wound breaks open, staples out
84
Evisceration
something comes out of the wound, the inside is now outside
85
Wounds are classified by
cause and depth -surgical, nonsurgical, acute, chronic -superficial to full-thickness
86
Skin tear
wound caused by shear, friction, and/or blunt force common in older adults and chronically ill
87
When assessing a wound, what do you report when documenting?
time - on admission and every shift (2 times a day) location size condition of surrounding tissue wound base any drainage - consistency, color, odor factors delayed healing
88
How should you report undermining and tunneling on a report?
watch or clock
89
Management of wounds include
types of dressings depending on type extent character of wound phase of healing
90
Clean wounds
need cleansing and type of wound closure (tape, sutures) wound clean and slightly moist surgical dressings need sterile dressing removed in 2-3 days
91
What is an enemy of wound healing?
dryness
92
What should not be used on a healing wound when cleaning a granulating wound?
Antimicrobial and antibacterial solutions can damage epithelium and delay healing
93
What is a common drain used with surgical wounds to remove excess fluids?
Jackson-Pratt
94
Debridement
removal of dead tissue and debris
95
Purposes of dressings
protect from microorganisms aids in hemostasis promotes healing by absorbing drainage or debriding wound supports wound site promotes thermal insulation provides a moist environment
96
Types of dressings
gauze transparent film hydrocolloid hydrogel foam composite
97
How to prepare the pt for a dressing change?
review previous wound assessment evaluate pain and if needed analgesics describe procedure all supplies recognize normal signs of healing answer questions
98
Dressing change comfort measures
administer pain killers 30-60 mins before carefully remove dressings and tape gentle clean *surrounding skin, least contaminated to most* use gentle friction minimize stress on sensitive tissues turn and position pt carefully date and time dressings were changed
99
Suture removal
remove NII Document the number of sutures before and after clip near skin, opposite of knot
100
Steri-strips
don't pull or create tension allow them to fall off naturally (10 days) may shower
101
What is usually given for surgical prophylaxis? When is it given?
antibiotics and cephalosporins, prior
102
Pressure Ulcers/Injury is localized where?
usually over bony prominences but not always most commonly sacrum and coccyx
103
Pressure Ulcers are caused by
prolonged pressure or pressure in combination with shearing forces -can be related to medical devices
104
Pressure Ulcers will generally heal by
secondary intention
105
Explain the pathophysiology of pressure ulcers.
surface pressure for a prolonged period of time stop the capillary flow to the tissues deprives tissues of oxygen and nutrients cell death and necrosis
106
Influencing factors of pressure ulcers
Pressure Intensity Pressure Duration Tissue Tolerance (nutrition, perfusion, co-morbidities, autoimmune or soft tissue diseases) Shearing forces Moisture
107
Pressure Ulcers Risk Factors
advanced age anemia diabetes elevated body temp friction immobility impaired circulation incontinence low diastolic BP (less than 60) - lack of perfusion mental deterioration - restraints, bed alarm, confusion neurologic disorders obesity pain prolonged surgery vascular disease
108
SCD
Sequential Compression device
109
NPUAP
National Pressure Ulcer Advisory Panel
110
Can a pressure ulcer ever be "downstaged"?
No
111
Slough
yellow/white in color mass of necrotic tissue
112
Eschar
black necrotizing
113
The presence of slough or eschar may prevent what?
staging until removed
114
Deep Tissue Injury looks like
purple/maroon localized area of discolored intact skin or blood-filled blister
115
Deep Tissue Injury indicates
damage of underlying soft tissue from pressure and/or shear
116
Deep Tissue Injury is preceded by
painful, firm, mushy and boggy feeling skin
117
Skin assessment for patients with dark skin
darker skin than the surrounding (appear purple, brown, blue) Different temperatures (warm/cold Skin/Tissue consistency on common sites Patient pain or numbness in area
118
What is the main difference between Stages 1 and 2?
Intact skin in stage 1 nonintact skin in stage 2
119
What is the main difference between stages 2 and 3
loss of the epidermis in stage 2 loss of the dermis in stage 3
120
What is the main difference between stages 3 and 4?
stage 3 has full-thickness lodd stage 4 shows bone, CT, and tendons
121
Stage 1
intact skin, non-branch able redness in a localized area common over bony prominences different compared to adjacent skin (same as darkly pigmented skin
122
Stage 2
partial-thickness loss of dermis shallow open ulcer with red/pink wound bed present as intact or ruptured serum-filled blister bc no dermis -shiny/dry shallow ulcer w/o slough or bruising -adipose tissue and deeper tissue not visible
123
Stage 3
full-thickness skin loss subq tissue visible but no bone, tendon, or muscle present *DEEP CRATER* w/ possible undermining depth varies by location
124
Stage 4
full-thickness loss showing bone, tendon, or supporting structures Slough or eschar may be present on wound bed Undermining and tunneling
125
Undermining
wound extends sideways under the skin flaps -yellow, tan, green, gray, or brown
126
Tunneling
gown deeper toward bone -tan, brown, or black
127
Unstageable Ulcer
full-thickness loss but slough or eschar obscure the wound bed
128
If there is stable and dry eschar on the heel of a pt should it be removed? What do you do?
don't remove it wait to fall off
129
Complications of Pressure Ulcers
Infection leading to leukocytosis, fever, increased size, odor, or drainage, necrotic tissue, indurated, warm, painful
130
Untreated ulcers may lead to _________ with the spread of inflammation to subq tissue, CT, and osteomyelitis.
cellulitis
131
Cellulitis leads to
sepsis and death
132
most common complication of pressure ulcers is
recurrence of tissue breakdown or repeated ulcers
133
Nursing Assessment and Management
Prevention and treatment assess the skin of every pt on admission and each shift assess all pt for risk of skin breakdown every 12 hours stage 3-4 pressure injuries after admission - should never happen
134
Pressure Ulcer Prevention
Pressure redistribution keep skin dry Reposition with turning schedule nutrition and fluid intake
135
Care Plan
-Prevent deterioration -Reduce factors contributing to pressure and skin breakdown -Prevent infection -Promote healing -Prevent repeat injury
136
What do you do when your pt has a pressure injury?
-Document stage, size, local, exudate, infection, pain, and tissue appearance -Pictures from EMR if needed -Wound care specialist cleansing protocol and dressing type (normal saline, keep slightly moist) -Surgical treatment if necessary
137
MASD means what?
Moisture-Associated Skin Damage - looks like inflammation of the skin w/ or w/o erosion caused by moisture
138
IAD means what?
Incontinence Associated Dermatitis - skin breakdown do to urine or fecal matter in the sacral and coccyx area
139
MARSI means what?
Medical adhesive-related skin injury -the presence of erythema with cutaneous abnormality over 30 minutes + after removal of device secured
140
With an ostomy, what is the first sign of skin breakdown in that area?
redness around the ostomy
141
Lower extremity ulcers are related to
changes in blood flow to lower extremities due to chronic disease processes
142
Arterial Ulcers
143
PAD means? What does it cause?
Peripheral Artery Disease -narrowing or blocking of blood flow in arteries caused atherosclerosis, ischemia, and nutrition deprivation bc of decreased circulation -look shiny and dry with loss of hair around the ankles, feet
144
Venous Ulcers
occurs when blood can not flow upward from veins in the leg
145
What pts might have an increased risk of Arterial Ulcers?
atherosclerosis PVD diabetes smoking hypertension advanced age obersity cardiovascular disease
146
Arterial Ulcers S/S
-found between and tops of toes, lateral ankle or top of feet -even wound margins, punched out appearance, pale, deep bed, extremely painful with minimal exudate
147
Arterial Ulcers treatments
Revascualrize with stents to treat ischemia Topical cream for ulcer
148
Chronic venous insufficenecy
valves are damaged, allowing blood to leak backwards results in venous stasis
149
What pts might have an increased risk of Venous Leg Ulcers?
obesity deep vein thrombosis pregnancy **incompetent valves** congestive heart failure muscle weakness decreased activity advanced age family history
150
Venous Leg Ulcers S/S
irregular wound margins and superficial, ruddy granular tissue -painless to moderate -surrounding skin is red, scaly, weepy, and thin
151
Venous Leg Ulcers treatment
compression therapy promotes blood return and prevents blood from pooling and low circulation
152
Diabetic Ulcers causes
**peripheral neuropathy** fissures in skin decreased ability to fight infection diabetic foot deformities due to damage to ligaments and destruction of bone
153
Diabetic Ulcer S/S
located on the sole of foot on bony prominences of the toes -painless -even wound margins -rounded or oblong shape with callous -easily turn into cellulitis or osteomyelitis
154
Diabetic Ulcer treatment
removing stress/pressure from the injured site debriding wound antibiotics if infected
155
Cellulitis pathology
deep inflammation of subq tissue produced by bacteria follows skin breakdown staph and strep cause infection
156
Cellulitis S/S
hot, tender, erythematous, edematous area with diffuse borders chills, malaise, and fever
157
Cellulitis treatment
moist heat immobilization elevation systemic antibiotic therapy hospitalization if IV therapy for severe infections progression to gangrene if untreated
158
The most important treatment for infection is
prevention!!
159
Skin and soft tissue infections can be treated with
Cephalosporins Penicillins Carbapenems Vancomycin Clindamycin Linezolid Daptomycin Levofloxacin
160
Penecillins
-may be given PO, IM, or IV -not effective against MRSA infections -never mixed in same IV solution with aminoglycosides -least toxic of all antibiotics, very safe clinically -metabolized and excreted by kidneys -avoid intra-arterial injections: gangrene, necrosis, slough
161
Adverse effects of Penicillins
allergies pain at IM injection site neurotoxicity
162
Cephalosporins
**Bactericidal, beta-lactam** antibiotics, similar to penicillin structure -Third Generation: Ceftriaxone Used for surgical prophylaxis, bone and joint infections, skin, and soft tissue infections -Fourth Generation: Cefepime Active against pseudomonas and other resistant organisms -Fifth Generation: Ceftaroline Only cephalosporin effective against MRSA **Used for skin and soft tissue infections**
163
Carbapenems
-**Beta-lactam **antibiotics, IV administration -Very broad-spectrum, not effective against MRSA -Imipenem, meropenem, ertapenem, doripenem -Effective for** treating mixed infections**, intra-abdominal infections, and complicated skin and soft tissue infections -Elimination primarily renal -Adverse effects: ----N/V/D ----Superinfections ----Rash, pruitis, seizures -Interaction with Valproate – Imipenem reduces blood levels of valproate, can lead to breakthrough seizures
164
Vancomycin
-Only active against gram-positive bacteria -Used in the treatment of c-diff, MRSA, and other serious infections, especially active against staph aureus and staph epidermidis -IV administration, eliminated unchanged by the kidneys
165
Vancomycin adverse effects
=Renal failure, especially if used concurrently with aminoglycosides, cyclosporine, and NSAIDs, must obtain peak and trough serum levels =Ototoxicity, is rare, usually reversible =“Red Man Syndrome” – flushing, rash, pruritus, urticaria, tachycardia, and hypotension, usually due to rapid infusion, admin over 60 minutes or more =Thrombophlebitis is common =Thrombocytopenia, rare
166
What is the most common antibiotic to treat bacteria?
Vancomycin
167
Clindamycin
-Used as alternative to penicillin, drug of choice for severe group A streptococcal infections and gas gangrene, covers most anaerobic bacteria (+/-) and most gram-positive anerobes -May be administered orally, IM, or IV -Undergoes hepatic metabolism, excreted by urine and bile ==Adverse effects: c-diff, abdominal pain, fever, leukocytosis, hepatotoxicity
168
Linezolid
-Oxazolidinone antibiotic (new) -Effective against multi-drug resistant gram-positive pathogens, including MRSA, but should be reserved for specific infections to prevent the development of resistance =Adverse effects: N/V/D, headache, dizziness -Should not be used with SSRIs, ephedrine, pseudoephedrine, cocaine
169
Daptomycin
-Cyclic lipopeptide (new) -Can kill all clinically-relevant gram-positive bacteria, including MRSA -Approved for use with bloodstream infections and complicated skin and soft tissue infections -Administered IV =Adverse effects: N/V/D, constipation, headache, insomnia, rash, muscle injury -May cause eosinophilic pneumonia (fever, cough, SOB), can lead to respiratory failure and death (rare)
170
Fluroquinolones (levofloxacin, ciprofloxacin)
-Variety of infections, including skin infections -Metabolized by liver, excreted in urine =Adverse effects: tendon rupture, N/V, headache, muscle weakness, phototoxicity
171
What is a major concern about antibiotics?
emergence of resistance
172
Psoriasis
common, chronic autoimmune inflammatory disorder by plaque formation -Mild: red patches with silvery scales on usual dry patches of skin -Severe: entire skin surface and mucous membranes, pustules, high fever, leukocytosis, and painful fissuring of the skin
173
Psoriasis involves 2 processes
accelerated maturation of epidermal cells excessive activity of inflamed cells
174
Psoriasis treatments
NO CURE reduce inflammation topical treatments systemic treatments phototherapy - tar and safe sunlight with sunscreen
175
What do you tell your pt about the tar used on psoriasis?
can stain skin and hair unpleasant odor, irritation, stinging and burning cover for 8-10 hours
176
What do you avoid when treating psoriasis?
scrubbing (worse and painful) long exposure to water trying to remove scales
177
A patient who has severe psoriasis on the face, neck, and extremities is socially withdrawn because of the appearance of the lesions. Which of the following actions should the nurse take first? A. Discuss the possibility of participating in an online support group. B. Encourage the patient to volunteer to work on community projects. C. Suggest that the patient use cosmetics to cover the psoriatic lesions. D. Ask the patient to describe the impact of psoriasis on quality of life.
D. Ask the patient to describe the impact of psoriasis on quality of life.