Acute Disease in Children Flashcards
(170 cards)
1
Q
Unconjugated bilirubin is a direct result of
A
hemoglobin breakdown
2
Q
Bilirubin binds to ______ which brings it to the _____
A
albumin, liver
3
Q
the liver turns unconjugated bilirubin into?
A
conjugated
4
Q
conjugated bilirubin is excreted how?
A
through the stool
5
Q
Babies with immature livers contain on ____% of the enzymes needed to convert unconjugated to conjugated
A
1%
6
Q
Pre term Babies livers contain on ____% of the enzymes needed to convert unconjugated to conjugated
A
10
7
Q
In the first week of life, ____ of full term and ____ of preterm infants have jaundice
A
60%, 80%
8
Q
physiologic jaundice
A
normal breakdown of RBC that releases bilirubin, and an immature liver
9
Q
Pathologic jaundice
A
any jaundice within the first 24 hours after birth
10
Q
If TSB rises more than ____mg/dl/day or is higher than ____mg/dl in full term infant or ___-____ for preterm, they need further eval
A
5
12
10-14
11
Q
etiology of pathologic jaundice
A
breast feeding difficulties, dehydration, weight loss, hemolytic anemia, RH incompatibility, certain maternal drugs, metabolic and endocrine disorders
12
Q
Breast milk jaundice mechanism
A
unknown, thought that it may be a component of breast milk that blocks the protein in infant livers from breaking down bilirubin
13
Q
Bilirubin induced neurologic dysfunction
A
Severe TSB >25mg/dl unconjugated bilirubin (unbound to albumin) crosses the blood brain barrier and binds to brain tissue resulting in brain injuries
14
Q
results of bilirubin induced neurologic dysfunction
A
disorders in visuocortical pathways causing alteration in sensorineural hearing, proprioception, speech, and language deficits
15
Q
Acute Bilirubin encephalopathy
A
may be reversible, three phases: drowsy, high pitched cry and hypotonic, hypertonicity, fever, apnea, twitching, seizures, respiratory failure, death
16
Q
Chronic bilirubin encephalopathy
A
chronic, severe, progressive; permanent neuro sequelae such as choreo-athetoid cerebral palsy; upward gaze abnormalities, enamel dysplasia, sensorineural impairement
17
Q
risk factors of jaundice
A
GA <36 weeks, low birth weight, suboptimal breast feeding, male infant, delayed cord clamping, birth trauma
maternal: age >25, maternal diabetes, drug use
18
Q
genetic disease risk factor for jaundice
A
gilberts syndrome, galactosemia; family history of liver disease and hemolytic disorders
abx, metabolic acidosis
19
Q
major risk factors for jaundice
A
predischarge TB in the high risk zone, jaundice observed in first 24 hours, blood group incompatibility, GA 35-36 weeks, siblings receiving phototherapy, cephalohematoma, poor breast feeding, East Asian race
20
Q
clinical manifestations of hyperbilirubinemia
A
jaundice on entire body including palm and soles, loss of stool color, weight loss, drowsy infant, pallor, enclosed hemorrhage, bruising, hepatosplenomegaly
21
Q
Physical exam with hyperbilirubinemia
A
visible in face, forehead, mucus membranes, appears on the trunk, hypotonia (mild), hepatosplenomegaly, petechiae, microcephaly
22
Q
jaundice below ____ ___ is indicative of high bilirubin level
A
nipple line; indicates bilirubin over 12
23
Q
DD for infant jaundice
A
breast milk jaundice, cholestasis, Dubin-Johnson syndrome, glacatosemia, hemolytic disease in newborn, hep B, biliary atresia, duodenal atresia, hypothyroidism
24
Q
What do you use to determine the risk for jaundice?
A
bilitool; based on how old they are in hours and what their serum total bili is; helps direct next steps
25
lab work for jaundice
transcutaneous bilirubinometry, TSB, conjugated vs unconjugated if hepatomegaly, TSH, Rh, albumin, H&H, carbon monoxide, retic, LFT, parasites. ABG, ultrasound
26
treatment for jaundice
phototherapy, bili-blanket, exchange transfusion, phenobarbitol, IVIG
27
how does phototherapy work?
configurational isomerization makes bilirubin water soluble so it can be excreted-needs to cover eyes
28
thrush is caused by
candida albicans-white coating in mouths
29
what percent of infants develop thrush?
37
30
thrush is most common in?
infants or neonates on abx or steroids, immune diseases, polyendocrine disorders, mother with active yeast infection at birth, colonized breasts
31
thrush appearance
white plaques, unable to scrape off with a tongue blade, irritability in child, painful nipples in mother
32
DD for thrush
cytomegalovirus, diphtheria, echovirus, enteroviral infections, esophagitis, HSV, HIV, pharyngitis, syphilis
33
how to diagnose thrush
gram stain, KOH wet prep (pseudohyphae)
34
Thrush treatment
decolonize pacifiers and nipples
nystatin-0.5ml each cheek qidx10 days for neonates; 1-2 ml each cheek qidx10 days >1month old
if immunocompromised; fluconazole 3-6mg/kg
35
treatment for diaper dermatitis fungal infection
nystatin, miconazole, or clotrimazole cream
36
is reflux normal in babies?
yes
37
happy spittier
still growing and thriving, just spit up a lot
38
usual spit up volume
10-20ml
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how do you know if their spitting up is problematic
esophagitis, losing weight, refusing to eat
40
What is rumination
voluntary regurgitation of stomach contents into the mouth for self-stimulation
41
what is BRUE
brief resolved unexplained event
42
Signs and symptoms of GERD
typical crying or irritability, apnea/bradycardia, poor appetite, vomiting, wheezing, stridor, abdominal pain, recurrent pneumonitis, sore throat, chronic cough, arching back
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warning signs for obstruction or disease
bilious vomiting, GI bleeding, projectile vomiting, onset of vomiting after 6 months of life, constipation, diarrhea, abd tenderness, recurrent pneumonia, aspiration
44
usual causes of of GERD
immaturity of LES
45
Aggravating factors for GERD
eating habits, caregiver/child interaction, sleep habits, milk or soy protein intolerance
46
Secondary causes of GERD
asthma, obstruction, trachealmalacia
47
when does GERD disappear by?
9-12 months as patient sits up more with gravity and their sphincter strengthens
48
signs of a floppy airways
weakness, stridor, increased risk of aspiration
49
concerning Gerd if:
failure to thrive, intractable hiccups, crying and irritability, sleep disturbances, projectile vomiting, wheezing, recurrent pneumonia-likely related to aspiration
50
Concerning Gerd at child age if
dental problems, heartburn, retrosternal pain, dysphagia, odynophagia, esophagitis, herpes, candida, cytomegalovirus
51
when to do lab testing for GERD
if symptomatic and changes in feeding, positioning, and hypoallergenic diet failure
52
Labwork for GERD
CBC, electrolytes, review of newborn screening tests, celiac testing in older children exposed to wheat products
53
are thickened feeds supported by evidence?
no
54
procedures for GERD diagnosis
pyloric US, manometry, EGD, biopsy, UGI, swallow study!, pH testing probe
55
management of gerd in infants
can try thickening milk with oatmeal-doesnt really work; upright positioning, elevating head of bed, prone position in children >6months
56
management of GERD in older children
avoid tomatoes and citrus products, chocolate, peppermint, and caffeine; smaller more frequent meals, lower fat diet, proper eating habits, weight loss, avoidance of alcohol and tobacco
57
pharmacotherapy for GERD
antacids, H2 blockers (famotidine), PPI, nissan fundiplication
58
do PPI's work in children
yes-but cause a lot of rebound GERD when stopped and long term complications such as bone growth stunting
59
when to test for celiacs?
when you see failure to thrive and stooling problems (late pre-school, early elementary school)
60
mode of infection for RSV
direct contact, also aerosol and droplet
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RSV lives on fomites for how long?
up to 30 hours
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Peak illness for RSV
3-7 days; usually day 5.
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what percent of children require RSV hospitalization?
3%
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incubation period for RSV
4-6 days
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RSV virus sheds for how long?
10 days
66
if you have had RSV, are you immune?
no-previous infection does not preclude future infection even in children with high antibody titers
67
When to admit for RSV illness?
if it is day 2 of illness and they are quite sick, it is likely they will still get worse until day 5 and they probably need to go to hospital
68
how long with children cough after RSV?
3 weeks
69
RSV deaths occur in?
older adults with co-morbidities and children with underlying cardiac/respiratory issues
70
rsv is the leading cause of?
respiratory infections in infants and young children (nearly all children by 5 years of age)
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risk factors for RSV
crowded spaces, infants younger than 6months, premature infants, congenital heart disease, chronic lung disease, respiratory diseases, asthma, CF, weakened immune systems
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prevention of RSV
avoid daycare, avoid second hand smoke, hand washing and cough hygiene, isolate infants/children in the hospital with RSV infection
73
Palivizumab prophylaxis for RSV
monoclonal antibody against RSV F glycoprotein
| can be used for infants and children <24 months at risk IM ; very expensive and difficult to get approval from insurance
74
RSV symptoms
presents as bronchiolitis, pneumonia, nasal congestion/runny nose, low grade fever, barking cough, tachypnea, intercostal and subcostal retractions, nasal flaring, decreased appetite, rhonchi
75
What should you encourage parents to use for children with RSV
bulb syringe or frieda nose cleaner; also saline nasal spray and humidifier help to keep mucus thin
76
if patients are hospitalized for RSV, how long are they usually there for?
3-4 days
77
mortality rate for RSV
<1% normal newborn
| 3-5% in kids with lung disease, congenital heart disease, or prematurity
78
criteria to meet prior to hospital discharge for RSV
showing signs of improvement, on RA, and have good oral intake
do not send them home until the virus has peaked
79
RSV DDX
bronchiolitis, croup, human metapneumovirus, influenza, neonatal sepsis, parainfluenza virus, bronchitis, pneumonia
80
do you test for RSV
No as it will not change the treatment plan; more likely to test for influenza as there is medication you can give for that (tamiflu)
81
Lab work/diagnostics for RSV
CBC, electrolytes, O2 sats, PCR assay, CXR if concerned for pneumonia
82
AAP recommendations for RSV
purely supportive; no CXR, no steroids, no bronchodilator, no viral testing,
83
should hypertonic saline nebs be done at home?
no, they can cause bronchospasm and need to be done with resources available; helps to loosen secretions for deep suctioning though
84
Treatment for RSV
symptom management and supportive care;
85
constipation is defined as
a period of 8 weeks with stool <3x/week, fecal incontinence, large stool that clogs toilet, palpable fecal mass, stool withholding, or painful defecation
86
functional constipations
no underlying medical problem; acquired megacolon, chronic constipation and rectal distention can cause loss of rectal sensitivity and urge to defecate; may lead to encopresis
87
organic neurogenic constipation
DMD, spina bifida, CP, hirschsprungs
88
organic endocrine or metabolic
hypokalemia, DM, vitamin D toxicity, hypothyroid, immune diseases, CF, lead poisoning
89
organic anatomic constipation
anorectal anomalies (imperforate anus, small left colon syndrome, obstruction)
90
organic constipation other
celiac, meds
91
what exam technique is helpful for locating stool in the colon
percussion
92
fecal incontinence
is it loose stool or are they constipated so minimal amounts of stool are leaking around the impaction
93
Physical exam in constipation
palpate, percuss, auscultate, assess anus for fistulas, imperforate anus
rectum should allow for a pink finger to enter
94
constipation DDX
functional, anorexia, neurofibromatosis type 1 and 2, hirshsprung, hypercalcemia, hypokalemia, hypothyroidism, imperforate anus
95
anorexia and constipation
if they do not have a lot of intake, they will not poop a lot; also anorexia slows down their GI tract so even if they increase their intake, they may have difficulty
96
criteria for assessing constipation in children
Rome IV criteria
97
work up for constipation
abdominal xray not indicated; TSH, celiac, UA/UC, electrolytes, calcium, lead level
98
Treatment and management of constipation
evacuation of colon, remove impaction, laxatives (miralax), stool softeners, enema, lidocaine ointment, dietary modification, pediatric GI referral
99
if miralax helpful yes
for initial treatment and maintenance
100
is lactulose helpful in kids
no
101
enema conconction
pink elephant; mag citrate and senna- usually helps to clean things out
102
initial cleanout regimen
3-5 yo: 4 caps of miralax in 20oz and 5 dulcolax before and after
6-11: 6 caps of miralax in 32 ox gatorade with 5 dulcolax before and after
12+ 10 caps of miralax in 32 oz gatorade and 10mg dulcolax before and after
103
#1 thing to improve comstipation
diet
104
how much water per day?
40-60 oz
105
BRAT diet
bananas, rice, applesauce, tea: these foods are constipating-avoid them!
106
how often can breast fed babies poop without concern
1x every 10 days
107
what other foods can be constipating
milk and dairy foods
108
when using maintenance protocol for constipation-how do you titrate
based on stool-if it is very loose, give less, if not pooping enough give more
do not use PRN; needs to be daily
109
Goal for constipation regimen
train the bowel to go at the same time every day; develop a toileting schedule and use miralax to train the bowel; goal is for miralax use for 6 months-1year and then the bowel should be trained by then
110
is constipation or diarrhea more common?
constipation
111
time frame for diagnosis if diarrhea?
increased frequency or loose or watery stools for greater than 1 week
112
causes of diarrhea
diet, viruses, bacteria, parasites, abx associated
113
what is one of the main causes of diarrhea?
viruses
114
how to differentiate between virus and bacteria diarrhea?
virus-fever, cramps, lack of appetite, headache, 12hours to 5 days after rotavirus exposure
bacteria- use history to try and trace back to ecoli or poultry food contamination or lake water
115
diarrhea treatment
hydration, complex carbs, probiotics, avoid high fat food, half strength apple juice, prevent spread, immunize for rotavirus
116
can clear liquids help with diarrhea?
no-can make it worse, also avoid sports drinks
117
if having diarrhea: beware of these signs
bloody diarrhea, refusal to eat, dehydration, abdominal pain, behavioral change, lethargy
118
Average colds per year for kids?
<6;8 colds/year
| toddlers: 10-12/year
119
transmission of cold viruses
direct contact, inhaled viral particles from person to person
120
how long is a person contagious
2-4 days; usually 1 day before symptoms start
121
how many different strains of rhinovirus are there?
100
122
other viruses that cause colds?
enterovirus, coronavirus
123
cold symptoms
nasal congestion, nasal discharge, fever >100.4 for first 3 days, sore throat, irritability, difficulty sleeping, decreased appetite, swollen glands
124
when to be concerned of sinus infection
if the cold has been going on for 10 days or more
125
complications of colds
ear infection (5-19%), asthma symptoms worsen, sinusitis, pneumonia
126
can you use antihistamines and cough medicine in children?
NO-they have not been studied and have high alcohol content
127
treatment for pain related to colds
tylenol and ibuprofen (only if >6months)
128
can you give ASA to kids?
NO!!!
129
other treatment modalities for common cold
honey if >12months, nasal saline sprays, fluids, vitamin c, wash hands, cover cough
130
when to seek help for colds
refusing to drink, behavior changes, difficulty breathing, fever >101 for more than 3 days, nasal congestion longer than 14 days, eyes red or jaundice, s/sx of ear infection
131
fever is considered when it is?
>100.4
132
types of temperatures to take
rectal only for trauma and newborns or neuro issues; axillary and infrared and appropriate
133
does teething cause fevers?
no evidence of that
134
most common cause of fevers
bacterial or viral infections
135
red flags when associated with fevers
difficulty breathing, cyanosis, pallor, lethargy, poor tone, altered LOC, infants less than 60 days old (more prone to sepsis)
136
antipyretics are advised for fever greater than?
103-104
137
do antipyretics helps prevent febrile seizures
no; they do not decrease the incidence
138
acetaminophen dosing
10-15mg/kg q 6 hours
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ibuprofen dosing
10mg/kg every 6 hours
140
alternate or give ibuprofen and tylenol together
can do either: it appears that they have a synergistic effect when given together that makes them work better, and easier for parents to bundle them and give that at once
141
cool baths for fevers?
body temperature baths are better to prevent hypothermia or temperature shock
142
how to rehydrate with fluids?
a medicine cup full every 10 minutes; do not need to give a lot at once
143
most common virus to cause conjunctivitis
adenovirus
144
symptoms of viral conjunctivitis
watery discharge, FB sensation, redness, URI symptoms, usually bilateral, preauricular lymph node enlargement
145
exam for conjunctivities
assess acuity and vision, look for foreign body, observe type of discharge, assess ears, nose, throat, lymph
146
treatment for viral conjunctivitis
symptomatic; cool compress, hand washing-do not need to stay home if viral
147
common pathogens for bacterial conjunctivitis
staph aureus, strep pneumo, H flu., GC
148
symptoms of bacterial conjunctivitis
thick/yellow discharge, diffuse injection, unilateral onset, normal fundus and eye movement
149
treatment for bacterial conjunctivitis
warm compress, antimicrobials for 5-7 days, steroids not necessary, hand hygiene, need to see optometrist immediately for vision changes
150
antibiotic choices for bacterial conjunctivitis
trimethoprim polymixin B. azithromycin, gentamycin, tobramycin, neomycin, ciprofloxin, ofloxacin, gatifloxacin, erythromycin
151
chlamydia conjunctivitis treatment in neonate
erythromycin 50mg/dkg/d for 2 weeks
GC IV aqueous penicillin G 100units/kg/day
152
is erythromycin ointment or drops better?
ointment can be easier to apply and seems to stay longer and coats the eye; children cannot blink it away
153
symptoms of allergic conjunctivitis
injected conjunctivitis, allergic shiners, allergic creases, stringy or watery discharge
154
treatment for allergic conjunctivitis
topical or oral antihistamines, topical steroid optivar (rarely used), vasoconstrictors such as oxymetazoline, mast cell stabilizer (patanal-OTC), NSAID ketorolac
155
when should you consider foreign body?
always
156
s/s of foreign body in eye
conjunctiva and sclera injected, clear/watery discharge, light sensitivity, pain, sensation of something in the eye
157
eye exam for foreign body
visual acuity, woods lamp, fluorescein stain, turn eyelid inside out
158
treatment for foreign body
remove the FB, rust rung, eye rest, moisture
159
what is the most common pediatric illness that causes stridor in 6-36 months?
croup
160
what is croup caused by
a virus in children RSV, parainfluenza types 1, 2, and 3, rhinovirus
161
croup symptoms start with
nasal discharge and coryza
162
croup symptoms progress to include
fever, hoarseness, barking cough, stridor, prolonged respiratory phase with tachypnea
163
how long does croup cough last?
3 days- other symptoms can last up to 7 days
164
croup DDX
adenovirus, RSV, enterovirus, human bocavirus, coronavirus, rhinovirus, echovirus, reovirus, metapneumovirus, influenza A and B, measles, herpes, varicella
165
croup complications
rare, death in 0.5%, 2% hospitalized, pneumonia and tracheitis can occur
166
croup physical exam findings
cherry red epiglottis, unilateral swelling petechiae strep, diphtheria membrane, excessive drooling, lymphadenopathy
167
lab work for croup
WBC (may be high or low), increased lymphocytes or neutrophils, influenza testing, lateral neck xray for steeple sign, rarely need CXR
168
croup treatment
dexamethasone 0.15mg/kg to 0.6mg/kg or oral prednisone and nebulized racemic epi
169
if rebound stridor 3 hours after racemic epi, then?
give more racemic epi and admit to hospital
170
other croup treatments
cool mist, increased oral intake of warm clear fluids, frozen popsicles, elevate head, oxygen and helium mix
