Childhood communicable, infectious disease and integumentary conditions

Question 1

Standard precautions

Answer 1

-Barrier protection from blood and body fluids
-Respiratory hygiene/cough etiquette
-Safe injection practices
-Hand hygiene

Question 2

Transmission-based precautions

Answer 2

-Airborne: small particle or evaporated droplets or dust
-Droplet: large-particle droplets (sneeze, cough, speech, cry)
-Contact: exercise judgment w/ gloves, gowns, masks

Question 3

Immunizations

Answer 3

-Be familiar w/ schedule (annually updated)
-Be prepared for adverse rxns
-Be aware of contraindications and precautions
-Be aware of allergy/allergic rxn
-Provide safe administration (be mindful of vaccine pulled out of fridge)
-Provide vaccine info and anticipatory guidance to parents and caregivers
-Ensure documentation is complete

Question 4

Routine immunizations recommendations

Answer 4

-Birth: hepatitis B
-2 months: hepatitis B, Dtap, hib, polio (IPV), PCV13, RV
-4 months: Dtap, hib, IPV, PCV13, RV
-6 months: same as 2 months, influenza
-12-18 months: Dtap, hib, PCV13, MMR, varicella, hepatitis A (6 months apart), influenza
-4-6 y/o: Dtap, IPV, MMR, varicella, influenza

Question 5

Rxns to immunizations

Answer 5

-Side effects from inactive components –> preservatives
-Vial stoppers w/ synthetic rubber –> prevent latex allergy rxns
-Allergies to eggs problematic
-Inactivated antigens –> rxn few hours or days
-Local vs severe rxns

Question 6

Contraindications and precautions

Answer 6

-Contraindication –> condition in an individual that increases risk for adverse rxn
-Don’t administer a live virus vaccine to a severely immunocompromised child
-General –> severe febrile illness (high risk for seizure if under 5 y)
-When there is a known allergic response to a prior substance
-Pregnancy may prevent certain immunizations from being administered
-Precaution –> condition in a recipient that might increase risk for adverse rxn or might compromise ability of vaccine to produce immunity

Question 7

Atraumatic care

Answer 7

-Correct needle length and injection technique
-Correct site (thigh is safest for under 5 y; deltoid when 5 +)
-Techniques to minimize pain –> EMLA
-Use of distraction
-Maintain calm approach
-Proper positioning of child
-Emergency management of anaphylaxis

Question 8

Suspect communicable disease?

Answer 8

-Type of exposure –> known or community
-Prodromal s/s: evidence of constitutional s/s –> fever or rash; early evidence of disease
-Immunization
-Hx of having disease/comorbidity/risk factors
-Provide comfort, support, document findings: primary prevention –> immunizations, handwashing, reduce transmission
-Prevent complications: care and tx of immunocompromised pts

Question 9

Managing fever in a child w/ an infectious disease

Answer 9

-Assess temp q4-6h, 30-60 min after antipyretic is given and with any change in condition
-Use same site and device for temp measurement
-Administer antipyretics per physician order when child is experiencing discomfort or cannot keep up w/ the metabolic demands of the fever
-Notify physician of temp (100.5+)
-Assess fluid intake and encourage oral intake or administer IV fluids
-Keep linens and clothing clean and dry

Question 10

Acetaminophen and ibuprofen

Answer 10

-Toxicity d/t incorrect dosing: misunderstanding label, incorrect measuring or timing of doses, combo meds, alternating acetaminophen and ibuprofen-confusing
-Acetaminophen is drug of choice (10-15 mg/kg/dose/ at least q4h)
-Ibuprofen (4-10 mg/kg/dose/ at least q6-8h)
-No ibuprofen under 6 months of age

Question 11

Diphtheria

Answer 11

-Agent: corynebacterium diphtheriae
-Transmission: direct contact
-Clinical manifestations: URI-like s/s which progress (bull’s neck, white or gray mucous membranes, fever, cough)
-Tx: abx, bed rest, support
-Precautions: droplet

Question 12

Tetanus

Answer 12

-Severe illness of CNS caused by bacteria
-NOT contagious but can be prevented by vaccine
-Common s/s: lockjaw (jaw stiffness), stiff of abdominal and back muscles, contraction (tightening) of facial muscles, convulsions, tachy, fever, sweating, painful muscle spasms near wound area, if spasms affect larynx or chest –> inability to breath properly, trouble swallowing
-Complications: vocal cord spasms, broken bones from severe muscle spasms, breathing problems, lung infection (pneumonia), HTN, abnormal heart rhythms, blood clot in lung (pulmonary embolism)
-Tx: vaccine

Question 13

Chicken pox (varicella)

Answer 13

-Agent: varicella-zoster virus
-Transmission: direct contact and respiratory secretions
-Clinical manifestations: prodromal stage –> slight fever, malaise, pruritic rash begins a macule –> vesicle then erupts, rash is typically centripetal –> extremities, face, tx: supportive
-Precautions: airborne/contact –> remains on contact until lesions are crusted over
-Child is contagious a day before rash appears until vesicles are crusted
-Prevention: 2ndary skin infection and complications

Question 14

Erythema infectiosum (fifth disease)

Answer 14

-Agent: human parvo 19
-Transmission: droplet or direct contact w/ blood
-Clinical s/s: persistent fever for 3-7 days in child who is otherwise well appearing, “slapped cheek” appearance, mild URI s/s, cough
-Tx: supportive care
-Precautions: standard

Question 15

Measles (rubeola)

Answer 15

-Agent: virus in paramyxovirus family
-Transmission: direct contact from respiratory system
-Clinical s/s: prodromal state (fever, malaise, coryza, cough, conjunctivitis) “koplick spots” on mucosa, rash appears on day 3-4 of illness
-Tx: abx, bed rest, and support
-Precautions: airborne if in hospital until day 5 of rash

Question 16

Pertussis (whooping cough)

Answer 16

-Agent: bordetella pertussis
-Transmission: direct contact from droplets (paroxysmal cough, copious nasal and oral secretions, mild fever)
-Clinical s/s: catarrhal stage (URI s/s 1-2 weeks), paroxysmal stage (short, rapid cough bought followed by high-pitched crowning, “whoop” or gasp 4-6 weeks cyanosis may occur during episode
-Tx: prevention, supportive during hospitalization w/ suction, humidity, careful oral feeding, hydration, often abx bc 2ndary pneumonia develops
-Precautions: droplet

Question 17

Mumps

Answer 17

-Spread: contact and droplet
-Parotitis
-Fever and pain mgmt
-Ice packs
-Hearing loss (rare), meningitis (rare)
-Can cause boys to become sterile

Question 18

Roseola infantum (sixth’s disease) aka exanthem subitum

Answer 18

-Agent: human herpes virus type 6
-Transmission: “possibly” acquired from saliva of healthy adult person, entry via nasal, buccal, or conjunctiva mucosa
-Clinical s/s: inflamed pharynx, persistent high fever > 39.5 for 3-7 days in a child who otherwise appears well, rash - discrete rose-pink macules or maculopapules 1st appearing on the trunk, then spreading to the neck, face, extremities, nonpruritic, fades on pressure, lasts 1-2 days
-Tx: antipyretics *if prone to seizures discuss possibility of febrile seizures
-Precautions: standard

Question 19

Rubella (german measles)

Answer 19

-Agent: rubella virus
-Transmission: direct contact from droplets
-Clinical s/s: low-grade fever, headache, malaise, sore throat, RASH
-Tx: supportive care
-Precautions: droplet

Question 20

Influenza (flu)

Answer 20

-Agent: influenza virus (varies from year to year)
-Transmission: direct contact
-Clinical manifestations: abrupt fever, URI-like s/s which progress, malaise, anorexia
-Tx: prevention, antiviral tx if detected early, supportive care
-Precautions: droplet

Question 21

Pneumococcal disease

Answer 21

-Agent: streptococcal pneumococci
-Transmission: direct contact affecting children under 2 years most commonly
-Clinical s/s: pneumonia, otitis media, sinusitis, localized infections
-Tx: prevention, abx, supportive care
-Precautions: droplet

Question 22

COVID-19

Answer 22

-Etiology: severe acute respiratory syndrome coronavirus 2
-Tx: vaccination, hospitalization –> ventilation

Question 23

Rotavirus

Answer 23

-Causes common s/s like diarrhea and vomiting
-No specific medicine to treat but medicine can alleviate s/s
-s/s usually start 2 days after exposure
-Vomiting and diarrhea can last 3-8 days
-Common s/s: fever, stomach pain
-Tx: vaccination (prevention), monitor for dehydration, isolation (contact precautions)

Question 24

Nonvaccine communicable disease

Answer 24

-Conjunctivitis
-Nursing mgmt: contact precautions, keep eye clean and dry, administer ophthalmic medications, prevent spread of infection

Question 25

Conjunctivitis

Answer 25

-Viral: watery drainage, URI -Bacterial: "pink eye", crusting, purulent drainage -Allergic: stringy discharge -Foreign body: tearing, pain, usually 1 eye

Question 26

Scarlet fever

Answer 26

-Agent: group A beta-hemolytic streptococci -Transmission: direct contact from droplets -Clinical s/s: prodromal (abrupt high fever, halitosis aka bad breath), enanthema (large tonsils, edematous, covered w/ exudate, sandpaper-like pink rash) strawberry tongue -Tx: penicillin and supportive care -Precautions: droplet until 24hr of ABX

Question 27

Stomatitis

Answer 27

-Types: aphthous ulcers, herpetic gingivostomatitis -Tx: NSAIDs, topical anesthetics -Prevent spread: oral transmission, hand hygiene

Question 28

Communicable diseases w/o vaccines

Answer 28

-Zika virus --> no current tx -Supportive care: rest and hydration, analgesic and antipyretics -Prevent spread: avoidance of mosquito bites

Question 29

Intestinal parasites: pinworms

Answer 29

-Helminths (worms) -Agent: nematode enterobius vermicularis -Transmission: inhalation or ingestion of eggs from contaminated hands -Dx: tape test -Tx: pyrantel pamoate or albendazole x 1, then again in 2 weeks, treat family members, prevention of reoccurrence

Question 30

Skin infections

Answer 30

-Bacterial -Viral -Fungal

Question 31

Skin infections: bacterial

Answer 31

-Agents: staphylococci and streptococci -MRSA on rise -Transmission: invasion and toxicity in susceptible skin (self-inoculation is common) -Tx: topical or systemic ABX, hand hygiene, dilute bleach baths, may require hospitalizations -Disorders: impetigo (common), folliculitis, cellulitis, scalded skin syndrome

Question 32

Skin infections: viral

Answer 32

-Agents: viruses -Transmission: invasion and toxicity in susceptible skin or oropharyngeal mucosa following contact w/ droplets -Tx: antiviral meds for HSV, hand hygiene, destruction of warts -Disorders: verruca (warts), herpes simplex 1 and 2, varicella, molluscum

Question 33

Skin infections: fungal

Answer 33

-Agents: dermatophytosis, tinea or candida -Transmission: invasion in susceptible skin, corneum, hair, or nails; may come from infected animals -Dx: microscopic exam -Tx: topical or systemic antifungal -Disorders: tinea capitis (scalp), tinea corporis (body or nails), tinea cruris (groin), tinea pedis (feet), thrush (oral), candidiasis (vaginal, diaper dermatitis)

Question 34

Skin lesions

Answer 34

-Etiology: contact w/ injurious agents, genetic factors, allergens, systemic disease -Age can play a role -Social environment and seasonal variation of environment -Skin of younger children --> embryologic origins --> preemies

Question 35

Skin lesions: dx

Answer 35

-Hx and s/s: pruritus, pain or tenderness, tingling -Objective findings: lesion distribution, size, location, morphology -Lab studies: biopsy or scraping (cultures), microscopic analysis/cytodiagnosis/patch testing, blood work (CBC and sed rate, specific testing, autoimmune testing), wood light exam, allergy skin test

Question 36

Skin lesion terminology

Answer 36

-Type: erythema, ecchymoses, petechiae; primary or secondary -Size -Morphology: flat, raises -Distribution pattern: Bilateral or unilateral; Localized or systemic -Configuration and arrangement: Discrete, clustered, diffuse or confluent

Question 37

Wounds: types

Answer 37

-Classification: (Acute: health within 2-3 weeks; Chronic: do not heal in expected time frame or complications) -Types: abrasion --> removal of the superficial layers of the skin by rubbing or scraping, Avulsion -->forcible pulling out or extraction of tissue, Laceration --> torn or jagged wound, accidental cut wound, Incision --> division of skin made with a sharp object, cut, Puncture --> disruption of the skin surface that extends into underlying tissue or body cavity, Penetrating wound --> wound with a relatively small opening compared to the depth

Question 38

Wounds: healing types

Answer 38

-Primary intention: healing takes place when all layers of the wound margins are neatly approximated, minimal scarring results if the wound heals correctly (ie: as with a surgical incision) -Secondary intention: wounds that occur from ulceration and lacerations in which the edges cannot be approximated, more granulation and larger scar are formed (ie: avulsion, third degree burn) -Tertiary intention: takes place when suturing is delayed after injury or the wound later breaks down and is re-sutured when granulation is present, there is greater chance microorganisms will invade the wound

Question 39

Wounds: medical mgmt

Answer 39

-Dressings: traditional or moist --> may require debridement (ie: varies depending on wound) -Compression: anticipated bleeding or swelling -Topical therapy: corticosteroids, chemical cautery, cryosurgery, UV light, immunomodulators -Systemic therapy: corticosteroids, abx

Question 40

Wounds: types of dressings

Answer 40

-Occlusive = nonpermeable -Semiocclusive = semipermeable -Nonocclusive = permeable -Impregnated

Question 41

Wounds: nursing mgmt

Answer 41

-Wound care: DO NOT put anything in a wound that you wouldn’t put in the eye!, Normal saline is the safest solution -Relief of symptoms: NOTE! application of heat tends to aggravate most skin conditions -Home care and family support: most care delivered at home, provide appropriate teaching

Question 42

Factors that influence wound healing

Answer 42

-Understanding of wound healing revolutionized: Shifting of interventions from dry environment --> promote a moist, crust-free environment; Interference of eschar --> wound healing; Process of autolysis --> Repeated application of occlusive dressings mobilizes the body’s own enzymes to lyse the eschar -Adequate nutrition: Sufficient protein, calories, vitamins C, D & zinc; Supplemental nutrition --> integral part of treatment of severe wounds

Question 43

Signs of wound infection

Answer 43

-Increased erythema at site, especially beyond margins -Edema -Purulent exudate -Pain at site or beyond margins -Increased temp

Question 44

Symptom relief and healing of wounds

Answer 44

-Pruritus: short fingernails or mittens, antipruritics, wet compresses or cleansing solutions -Pain: distraction, positioning, analgesics -Improving healing: recombinant growth factor, wound vacuum --> VAC

Question 45

Contact dermatitis

Answer 45

-Inflammatory reaction to chemical substances (natural or synthetic) -Peak age is 9-12 m -Cause: primary irritant --> one that irritates any skin; sensitizing agent --> produces irritation on ppl who have encountered the irritant or something chemically related to it and have undergone immunologic changes and have become sensitized (prior exposure is not necessary) -Common sources: plant --> poison ivy, oak, sumac (substance is urushiol), animal --> wool, features, furs, metal --> nickel, other: fabrics, dyes, perfumes, soaps -Limit exposure to offending agent -Medication symptom relief & to reduce inflammation

Question 46

Contact dermatitis: mgmt

Answer 46

-Medical: prevent further exposure, symptomatic care -Nursing: identify offending agent -Address 3 factors: wetness, pH, fecal irritants, cleanse skin (if urushiol exposure) aka an oil in plants w/ full blown rxn in 2 days; symptomatic tx --> calamine lotion, aveeno baths, corticosteroids

Question 47

Poison ivy, oak, sumac

Answer 47

-Exposure/contact to offending agent --> urushiol -Classic lesion presentation: Itching, Localized, Oozing, Painful, Streaked or spotty -Remove offending agent, Cleansing skin, Prevent secondary infection

Question 48

Dermatitis

Answer 48

-Most common is pruritus -Pain or tenderness -Alterations in local feelings --> anesthesia, hyperesthesia, hypoesthesia/hypesthesia & paresthesia -Important to determine --> history of allergic condition, asthma, triggers, contact activity & or if other members of the family have similar conditions

Question 49

Drug rxns of skin

Answer 49

-Skin reactions to medications most common adverse reaction: Due to toxicity, individual tolerance or an allergic reaction -Can present as localized or systemic effect: Drug eruption - same reactions in susceptible individuals -ie: mild hives after antibiotics steven johnson syndrome; Fixed eruption - recurrent eruption at the same site with each administration of the offending drug (ie: lesion, purplish red round or oval plaque with a sharp border seen frequently on the extremities, disappears slowly and pigmentation deepens with each episode

Question 50

Atopic dermatitis

Answer 50

-AKA eczema -Chronic relapsing skin disorder (results in itching and lesions) -Infantile: 2-6 m, often resolves at 3 y -Childhood: 2-3 y -Preadolescent and adolescent: 12 y+

Question 51

Atopic dermatitis: mgmt

Answer 51

-Medical: hydrate skin, relieve pruritus, reduce flare-ups, prevent secondary infection -Nursing: hygiene, symptom relief, prevent itching and infection, family support

Question 52

Seborrheic dermatitis

Answer 52

-Chronic, recurrent, inflammatory rxn of skin -s/s: scalp (cradle cap), eyelids (blepharitis), external ear canal (otitis externa), nasolabial folds, inguinal region -Mgmt: hygiene, supportive care -Usually grown out of it

Question 53

Acne

Answer 53

-Caused by testosterone that stimulates sebaceous glands of skin -Mild, moderate, severe -Rest, exercise, diet, reduce emotional stress, eliminate foci of infection -Gentle cleansing (no antibacterial soaps) -Meds: topical --> tretinoin, benzoyl peroxide, systemic --> minocycline, oral contraceptives, accutane (severe cases) -Nursing mgmt: assess level of distress, ongoing support and education

Question 54

Scabies

Answer 54

-Agent: sarcoptes scabiei -Transmission: prolonged close personal contact where mite burrows into epidermis and deposits eggs (burrows into stratum corneum of epidermis and deposits eggs and feces) -Multiple dots in line w/ blue center -s/s: intense pruritus, excoriation and burrows, discrete inflammation between finger webs, neck folds, groin -Tx: scabicide (older than 2 m, 5% elimite cream or oral ivermectin for those w/ secondary excoriation or unable to tolerate topical), hygiene of linens and clothing w/ high heat, supportive care for pruritus for 2-3 weeks

Question 55

Pediculosis capitis

Answer 55

-Agent: pediculus humanus capitis (female lays eggs at jxn of hair shaft, nits hatch in 7-10 days) -s/s: itching to occiput, behind ears, nape of neck -Dx: observations of nits attached to hair shaft -Mgmt: pediculicide, removal of nits, permethrin 1% cream --> repeat in a week --> treat affected family

Question 56

Prevent spread of lice

Answer 56

-Continued inspection -Isolation of self-care products for the individual -Machine wash hot water and hot dryer for involved contact products (sheets, pillowcases, blankets) -Removal of nonwashable items or sealing in plastic bag for at least 14 days

Question 57

Bedbugs

Answer 57

-Agent: cimex lectularius -Transmission: contact/sleep in infested mattress --> mite burrows into epidermis to feed on blood -Not caused from poor hygiene, prevent kids from sharing things -s/s: intense pruritus, rash, folliculitis/cellulitis, may trigger asthma attack -Tx: removal, topical steroids, hygiene of linens and clothing, support pruritus 2-3 weeks

Question 58

Arthropod bites and stings

Answer 58

-Insect and arachnids: mites, ticks, spiders, scorpions, bee stings -s/s: from malaise and local rxn to anaphylaxis -Medical mgmt: antipruritics, steroids for expensive bites, antivenin (ex: black widow), remove stinger or tick -Nursing mgmt: educate on prevention, medical attention bracelet if child has severe allergies

Question 59

Rickettsial infection

Answer 59

-Transmitted via arthropods -Ticks, infected fleas, mites -More common in temperate and tropical climates -Bite or exposure may occur w/o knowledge to family and child -Illness ranges from self-limiting to fatal

Question 60

Lyme disease

Answer 60

-Agent: spirochete borrelia burgdorferi -Transmission: infected deer tick bite -Stage 1: bull's eye, fever, HA, malaise, within 3-30 days erythema migrans -Stage 2: rash on hands and feet 3-10 weeks after inoculation, fever, fatigue, cough, multiple annular lesions w/o indurated center, fatigue, anorexia, stiff neck -Step 3: systemic involvement 2-12 m -Painful swollen joints (most commonly knees), AV conduction abnormalities, meningitis, encephalitis -Dx: lab immunoassay, western immunoblot testing -Tx: doxycycline > 8 y, amox > 8 y, alternate cefuroxime or erythromycin for allergies

Question 61

Lyme disease: nursing mgmt

Answer 61

-Tick removal education (grasp tick firmly w/ tweezers and pull straight out, make sure head is removed), completion of abx -Use of insect repellent (contain DEET and permethrin) -Use of permethrin-treated clothing has shown to be effective -Wash bite area: iodine scrub, rubbing alc, plain soap or water

Question 62

Rocky mountain spotted fever

Answer 62

-Agent: spirochete rickettsia rickettsii -Transmission: infected tick bite, rodent, dog -s/s: fever, malaise, HA, rash on palms or soles of feet -Tx: tetracycline

Question 63

Mammal bites and scratches

Answer 63

-Common in boys 5-9 y -Known family or neighborhood dog vs stray -Potentially serious d/t puncture wound -Mgmt: wound care, abx -Rabies concern

Question 64

Bites

Answer 64

-Pet: education abt approaching animals, cleansing and medical tx for rabies -Human: cleansing and medical tx when indicated, tetanus toxoid -Cat scratch: self limiting --> bacterial, abx

Question 65

Avoiding animal bites education

Answer 65

-Never provoke a dog with teasing or roughhousing -Get adult permission before interacting with a dog, cat, or other animal that is not your pet -Do not bother an eating, sleeping, or nursing dog -Avoid high-pitched talking or screaming around dogs -Display a closed fist first for the dog to sniff -Keep ferrets away from the face -f a cat hisses or lashes out with the paw, leave it alone

Question 66

Pet bites

Answer 66

-Dog bites most common -Tx: rinsing wound w/ saline or LR under pressure via large syringe, abx, tetanus toxoid for rabies

Question 67

Cat scratch disease

Answer 67

-Agent: bacteria bartonella henselae -Transmission: scratch from kitten or cat -s/s: painless nonpruritic papule, regional lymphadenitis -Tx: usually supportive w/o abx

Question 68

Sunburn

Answer 68

-Overexposure to UV lights: UVA and UVB -Mgmt: Stop burning process, decrease inflammation, rehydrate skin, psychosocial support, prevention of sunburn -Tx: primary excision, wound hygiene, topical antimicrobials, temporary skin substitutes, synthetic dressings, dermal replacements, permanent skin coverings, cultured epithelial grafts

Question 69

Cold injury

Answer 69

-Rxs to exposure to cold stressors -Chilblain: redness/swelling, when hands are exposed to 30-60 F, intense vasodilation -Frostbite: tissue damage when excessive heat loss to local tissues allows ice crystal to form in tissues, appears white or blanched, feels solid and has no sensation