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PEDIATRIC ASSESSMENT
INTRODUCTION
Eleven percent of the EMS runs in Long Beach
involve patients who are 14 years or younger. Optimal patient care requires
that the EMT-I and EMT-P understand the differences within the various pediatric
age groups and be able to confidently identify and manage the critically ill
child in the field. The following topics will be discussed during this lesson:
• Anatomical
Differences
• Physiological
Differences
• Initial
Assessment and Focused History and Physical Examination
• Pediatric
Assessment Triangle
• Field
Management
LESSON OBJECTIVES
At the end of this lesson the participants
will be able to:
1. State at least 4 important
factors to consider when dealing with the pediatric patient.
2. List the anatomical
differences that can be found in the pediatric patient in regards to body
proportions, airway, and musculoskeletal system.
3. List the physiological
differences that can be found in the pediatric patient.
4. Describe how these
anatomical and physiological differences can affect the management of these
patients in the field.
5. Discuss why it may
be necessary to vary your approach to a pediatric patient based on their age.
6.
Perform an initial
assessment and focused history and physical examination on any pediatric age
group.
7. Explain how the Pediatric
Assessment Triangle can help determine the severity of a child’s illness or
injury and identify the potential physiologic problem.
8. Identify normal ranges
for pediatric vital signs.
9. Identify the appropriate
BLS field management that may be performed by EMS personnel.
The following terms will be used during
this lesson:
• EDAP
- Emergency Department approved for pediatrics
• fontanel
- membranous intervals at the angle of the cranial bones in infants; also
known as "soft spot"
• obligate
nose breathers - infants from birth to 2 months that do not know how to
breathe through their mouths yet
• obtunded
- a reduced level of sensitivity and responsiveness
• PCCC
- Pediatric Critical Care Center
• separation
anxiety - fear of being separated from parents demonstrated by older
infants and toddlers
• stranger
anxiety - fear of strangers appearing between eight and ten months of age
KEY CONCEPTS
The following section provides information
and space for taking notes on the key concepts discussed by the instructor:
Pediatric Statistics
| PERCENTAGE OF RUNS (by chief complaint) Trauma*
441 (51%) Seizures
86 (10%) Ingestion/Overdose
16 (2%) Respiratory Distress
32 (4%) Altered LOC
12 (1%) Cardiac arrest
3 (<1%) Other medical conditions
81 (9%) Coded as "OT"
195 (23%)
(LBFD Statistics:
Jun to Aug 1995) * Includes burns and drownings |
DEALING WITH
THE PEDIATRIC PATIENT
| • May feel like you are taking
care of two patients when parent or guardian is present • Common responses
of caregivers to a child’s acute illness or injury: disbelief, guilt,
and anger • Children usually
behave in a way consistent with how they truly feel • The child’s
appearance is generally more important than the chief complaint; always
look at the child and listen to the parent • Aggressive
handling of the child can traumatize them psychologically |
ANATOMICAL
DIFFERENCES IN THE PEDIATRIC PATIENT
|
BODY PROPORTIONS •
Head relatively larger than the rest of the body; proportions become
adult-like by adolescence •
Greater body surface area to total body weight than adult |
PREHOSPITAL CONSIDERATIONS During falls or mechanisms
where the child is thrown, the body acts as a missile with the head
leading the way; reason for high incidence of head trauma Additional padding may
be necessary under shoulders when maintaining airway or immobilizing
the C-spine Able to lose more body heat and water through the surface
of the skin; prone to hypothermia and dehydration |
| AIRWAY •
Tongue larger in comparison to size of the oral cavity •
Trachea shorter and narrower; cartilage is more elastic and collapses
easily •
Younger children have a larger proportion of soft tissue in the airways •
Newborns up to 2-4 months of life are obligate nose breathers • Airways smaller
and narrower; narrowest part of airway is at the cricoid cartilage,
unlike the adult which is at the level of the vocal cords |
PREHOSPITAL CONSIDERATIONS Increased potential for
airway obstruction Vary technique with opening
airway; head should be in a neutral position with neck slightly extended Susceptible to swelling
from edema and inflammation from foreign objects, allergic reactions,
bacterial or viral infections May have respiratory
distress if nose congested or obstructed with mucous since unable to
breath through mouth Prone to obstruction when airways congested with fluid, mucous
or secretions |
| MUSCULOSKELETAL • Newborns have
two fontanels; the anterior closes between 10 and 16 mos and the posterior
closes between birth and 3 mos •
Thoracic cavity or chest wall is softer and more compliant •
Weaker abdominal muscles cause appearance of abdomen to be distended;
also liver and spleen lower and more anterior, so not as protected by
the rib cage •
Children are abdominal or diaphragmatic breathers until 8 years of age |
PREHOSPITAL
CONSIDERATIONS Assessment of the anterior
fontanel can indicate dehydration or increased intracranial pressure Rib fractures are uncommon;
provides minimal protection to the underlying organs and blood vessels
within this cavity. Chest trauma may appear subtle externally but have
extremely detrimental internal injury Provides minimal protection
to the intra-abdominal organs; trauma to this area can lead to severe
organ damage Avoid any restriction or restraints over abdomen so that
child may breathe easily; especially when packaging child for transport
|
PHYSIOLOGICAL DIFFERENCES
| PEDIATRIC
DIFFERENCES •
Metabolic rate higher than adults; they require more energy and consume
more oxygen (illness and stress accelerates metabolic rate further) •
Higher fluid requirements due to higher metabolic rates; newborn's total
body weight is 70-80% water (adult only 50-60%) • Total circulating
blood volume per unit of body weight greater than an adult by 25%; can
be estimated to be 80-90 ml per kg |
PREHOSPITAL CONSIDERATIONS Prone to hypoxia; provide
high oxygen environment for critically ill or injured children Prone to dehydration
when there is increased fluid loss due to diarrhea, vomiting, or conditions
that increase metabolic rate With trauma, remember actual blood loss is relative
to weight (e.g., 200 ml of blood loss may not affect an adult but can
cause shock in a one year old) |
| GOLDEN
RULE: Varying your approach to the pediatric
patient based on their age is one of the keys to a successful
physical assessment. |
|
CHARACTERISTICS |
APPROACH |
| • Less
than 2 months: Spend most of their
time sleeping or eating •
Between 2 and 6 months: more active; constantly
moving (extremities and head) when fully alert •
No stranger or separation anxiety yet •
Strong or vigorous cry when healthy • Younger ones
easily consoled with pacifier and older ones are easily distracted by
light or repetitive noise |
•
Relatively easy to assess; EMT or EMT-P can approach without concern
that presence may upset child •
Doesn't matter if exam done in parent's arms or not since there is no
separation anxiety yet •
Exam can proceed "head-to-toe" or "toe-to-head" • Save things
that may scare them for last (i.e., stethoscope) |
|
CHARACTERISTICS |
APPROACH |
| •
Younger ones will demonstrate stranger anxiety; older ones will display
separation anxiety •
Despite appearance of alertness and understanding, has no capacity for
rational understanding of events •
Older children will mirror behavior they see around them; if care-taker
hysterical, the child may act the same way |
•
Can be difficult to assess; better to start with the “across the room”
assessment and obtain history from a distance, before a hands-on exam
so child does not perceive your presence as an immediate threat •
Ask caregiver to assist during exam and treatment, only if they are
calm and cooperative (e.g. they can hold stethoscope on chest, can hold
oxygen mask, can raise up shirt so you can observe respiratory effort,
etc.) •
Stay low or at eye level with child; talk in a calm and reassuring manner •
Have care-taker hold child in lap facing away from you, if possible,
during exam • Exam should
proceed "toe-to-head" |
TODDLER (1 TO 3 YEARS)
|
CHARACTERISTICS |
APPROACH |
| • The “terrible two” stage actually begins at about 1 year and lasts until 3 years •
Most toddlers resist logic, and they cannot be reasoned with. •
Very mobile, opinionated and may be terrified of strangers •
Very curious and have no sense of danger • Older toddlers
may remember earlier experiences with doctors or
nurses and be fearful about being examined |
• Approach
the toddler slowly and keep physical contact to a minimum until he/she
is familiar with you • Stay low
or at eye level with child; talk in a calm and reassuring manner • Allow toddler to remain with caregiver •
Use play or distraction to help with assessment;
introduce equipment slowly and encourage toddler to hold
it • Give him/her limited choices; helps provide toddler with a sense of control • Exam should
proceed “toe-to-head” • Ask caregiver
to assist during exam and treatment |
PRESCHOOLERS
(3 TO 6 YEARS)
|
CHARACTERISTICS |
APPROACH |
| •
Are magical and illogical thinkers; they aren’t always able to know
the difference between fantasy and reality; they have many misconceptions
about illness, injury, and bodily functions • Common fears
for this age group include body mutilation, loss of control, death,
darkness, and being left alone |
•
Use simple terms to explain procedures; choose words carefully, using
language that is age-appropriate •
Allow child to handle equipment; elicit his/her help if appropriate
•
Set limits on behavior • Praise good
behavior • Use games
or distraction when necessary • Use dressings
or bandages freely |
SCHOOL-AGED CHILDREN (6 TO 12 YEARS)
|
CHARACTERISTICS |
APPROACH |
| •
Talkative and analytical; able to understand the concept of cause and
effect •
May still have some wrong ideas about how their bodies work; by age
9, usually able to understand simple explanations about their bodies
and like to be involved in their own care •
May not always understand what it means to have a particular illness
or injury •
Common fears include separation from parents and friends, loss of control,
pain, and physical disability • Often afraid
to talk about their feelings and usually hide their thoughts; they may
not be able to put their feelings into words |
•
Speak directly to the child, then include the caregiver •
Should be able to handle head-to-toe exams and can provide answers to
simple history questions •
Examiner should be calm, truthful, and provide simple explanation • Permit caregiver
to stay with them as much as possible • Provide privacy
and uncover areas only when necessary |
ADOLESCENTS (12 TO 18 YEARS)
|
CHARACTERISTICS |
APPROACH |
| •
May display great variability in their reactions to trauma and illness;
they may be calm, mature and helpful or hysterical and uncooperative •
May be overly modest or provocative •
May provide reliable information or intentionally withhold or even falsify
it • May take
part in risk-taking behaviors; often feel that they are “indestructible” • Fears permanent
injury, disfigurement, or “being different” as a result of the illness
or injury; may overreact to injuries that change their appearance no
matter how simple |
•
First attempt to approach patient as one would approach an adult •
Be firm and avoid becoming angry if they are intentionally uncooperative •
Watch for evidence of drug or alcohol abuse •
Allow an EMS provider of the same sex to exam patient if the situation
allows •
Interview patient without parent, when possible, especially if they
are hesitant to reveal complete details because of parents presence • Provide reassurance,
when appropriate, regarding injuries affecting appearance or function |
PEDIATRIC
PATIENT ASSESSMENT
| • When assessing
children, the Pediatric Assessment Triangle (PAT) should be added to the patient assessment
sequence. • Although the general
components of the patient assessment will remain that same as for the
adult, modifications should be made for children. • When completing
the detailed physical exam, it does not matter whether you proceed head-to-toe
or toe-to-head, as long as all anatomical areas are included. • Do not delay the
transport of critically ill or injured child in order to complete the
focused history and detailed physical exam; if time allows, this can
be performed en route to the hospital. • For critically
ill/injured or unconscious children, follow the same patient assessment
sequence as for the unconscious adult. |
PEDIATRIC ASSESSMENT TRIANGLE (PAT)
| • Allows the EMT-I or EMT-P to develop a general impression
of the child from across the room. • Assists
in determining the level of severity, urgency for life support, and
the key physiologic problems. • PAT can be completed
in 30 to 60 seconds; the three components can be assessed in any order. |
COMPONENTS
OF PAT
Appearance
·
Reflects the adequacy
of ventilation, oxygenation, brain perfusion, body homeostasis, and
central nervous system function. ·
Assess from across the
room; allow child to remain on caregiver’s lap. ·
Use bright lights or
toys to measure interactiveness. ·
Have caregiver assist
with assessment if appropriate Characteristic: Features to look for:
Tone
Extremities should move spontaneously, with good muscle tone; should
not be flaccid or move only to stimuli Interactiveness
Should respond to environmental stimuli or presence of a stranger; should
not be listless, obtunded or lethargic Consolability
Easily comforted or calmed by caretaker (i.e., speaking softly,
holding child, or offering a pacifier) Look/Gaze
Should maintain eye contact with objects or people; should not have
a “nobody home” or glassy-eyed stare Speech/Cry Should be present, strong and spontaneous; should not be weak, muffled, or hoarse |
| GOLDEN
RULE: The child’s general appearance is the most important thing to consider when determining how severe the illness or injury is, the need for treatment, and the response to therapy. |
Work of Breathing
·
Is
a more accurate, quick indicator of oxygenation and ventilation than
respiratory rate or chest sounds on auscultation. ·
Reflects
the child’s attempt to make up for difficulties in oxygenation and ventilation. Characteristic: Features to look for:
Abnormal airway sounds
Snoring muffled or hoarse speech, stridor, grunting, wheezing Abnormal positioning
Sniffing position, tripoding, refusing to lie down Retractions
Supraclavicular, intercostal, or substernal retractions of the chest
wall; head bobbing in infants Flaring Nasal flaring |
Circulation
to Skin
·
Reflects
the adequacy of cardiac output and core perfusion, or perfusion of vital
organs. ·
Cold room
temperatures may cause false skin signs, i.e., the cold child may have
normal core perfusion but abnormal circulation to the skin. ·
Inspect the
skin (i.e., face, chest, abdomen) and mucous membranes (lips, mouth)
for color in central areas. ·
In dark skinned
children, the lips and mucous membranes are the best places to assess
circulation. Characteristic: Features to look for: Pallor
White or pale skin or mucous membrane coloration Mottling
Patchy skin discoloration due to vasoconstriction Cyanosis
Bluish discoloration of skin and mucous membranes |
INITIAL ASSESSMENT AND FOCUSED HISTORY AND
DETAILED PHYSICAL
EXAMINATION OF THE PEDIATRIC PATIENT
INITIAL ASSESSMENT
| 1). Assess environment: May need to manipulate the environment ·
Safety of
rescuers and environment ·
Environmental
factors Patient location (home,
street, baby-sitter’s house, school) Weapons, toys, objects
(may indicate trauma mechanism) Medications (may offer
clues to past medical history) Witnesses (may help to
explain circumstances) |
ADD PEDIATRIC ASSESSMENT
TRIANGLE
| Develop a General Impression: (the “across the room” assessment) ·
Assess appearance ·
Work of breathing ·
Circulation
to skin |
| 2).
Airway: (determine responsiveness and patency of airway) ·
Approaching
an alert child too fast may cause crying and agitation, which interferes
with assessment and may increase respiratory distress ·
Initiate
spinal precautions if indicated ·
Introduce
self to child ·
Obtain child’s
name and age; use name throughout exam ·
Determine
LOC in an age appropriate manner; may have to rely on caregiver |
| 3). Breathing:
(assess rate, rhythm, and tidal volume) ·
Look at abdominal
area for respiratory movement since they are abdominal breathers ·
If labored
breathing, place the child on oxygen |
| 4). Circulation: a.
Palpate for
pulse noting rate, rhythm and quality ·
Check the
peripheral pulses (i.e., brachial or radial) for quality. If it is strong,
the child is probably not hypotensive. If non-palpable, attempt to find
a central pulse (i.e., femoral for infants and carotid for older children).
·
Compare peripheral
and central pulses; discrepancies in quality of pulse can be due to
cold air temperatures or decreased cardiac output. b.
Assess capillary
refill ·
Check capillary
refill at the kneecap or forearm; normal refilling time is less than
2 to 3 seconds ·
Cold room
temperatures can affect capillary refill c. Check for obvious
bleeding; control if necessary |
| 5). Skin signs: (assess
color, temperature and moisture) ·
Skin color
has already been assessed with the PAT ·
With adequate
perfusion, the child’s skin should be warm near the wrist and ankles |
| 6). Assess neurological status: (assess
level of consciousness and neuro deficits) Complete Glasgow Coma
Score: For the child (L.A. County Reference
#809) Best Eye Opening Response:
4 Spontaneous
3 To voice
2 To pain
1 None Best Motor Response:
6 Obedient
5 Localizes
4 Withdrawal
3 Flexion
2 Extension
1 None Best Verbal response:
5 Oriented
4 Confused
3 Inappropriate
2 Incomprehensible
1 None Note: Child is considered to be age 12 months
to 14 years; GCS has been found to be unreliable
in infants but can be used as an estimation as appropriate. |
| 7). Determine chief complaint These warrant immediate
attention, despite appearance of child: • Fever in child <
3 months of age • Ingestion of toxic
material • History of unconscious
states or seizures • Potential anaphylaxis • History of high impact
trauma • Evidence of child abuse or sexual
assault |
FOCUSED HISTORY
AND DETAILED PHYSICAL EXAMINATION
| 1). Elicit history of chief complaint
or problem (PQRST) ·
Usually have
to rely on caregiver for details of history; may ask child questions
if age appropriate ·
Use PQRST
if appropriate |
| 2). Elicit personal history (HAM) ·
H medical
history/under a doctor’s care ·
A allergies/age ·
M medications-current
over the counter and prescription |
| 3). Vital Signs ·
May be unreliable indicator of the child's
true condition ·
Can vary
greatly with age, body temperature and anxiety ·
May be difficult
to obtain due to constant motion, agitation and resistance of child |
| Blood
Pressure: ·
Take only
if appropriate size cuff available; width of cuff should be approximately
2/3 the length of arm between the shoulder and the elbow ·
Too difficult
to obtain in children < 3 years old; however, should attempt on any
child who is critically ill or injured ·
Hypotension
is almost always a sign of late shock ·
Hypertension
is uncommon; not a clinical problem for children in the field |
| Heart
Rate: ·
For younger
children and infants, heart rates are easier to obtain by palpating
the brachial pulse or auscultating the apical pulse in the area of the
left nipple ·
For older
children, heart rates are obtained the same as adults ·
Take the
rate for 15 seconds and multiply by 4; irregular rates may be taken
for 30 seconds and multiplied by 2 ·
Tachycardia
is usually caused by hypoxia, fever, acute infection, anxiety, and can
be an early sign of shock ·
Fevers:
Each degree of fever raises the heart rate 8-10 beats/minute ·
Bradycardias
can be due to critical hypoxia and/or ischemia |
| Respiratory
Rate: ·
For children
< 8 years old, observe abdominal movement for respiratory rates;
alternative methods are placing your hand on the back or abdomen while
counting rate or auscultating rate with a stethoscope (usually done
at the same time that heart rate is being taken) ·
To obtain
a respiratory rate, count the number of respiration for 30 seconds and
multiply by 2 ·
Hyperventilation
may be due to hypoxia, fever, pain, anxiety or excitement ·
Fevers:
Each degree of fever raises the respiratory rate by 4 breaths/minute ·
Hypoventilation
may be the result of drug overdose, severe head injury, exhaustion from
labored breathing |
| PEDIATRIC VITAL SIGNS: NORMAL VALUES |
|||
Systolic Blood Pressure |
70 mm Hg plus twice the age in years |
||
Age |
Heart Rate(beats/min) |
Respiratory Rate(breaths/min) |
|
Infant
Toddler Preschooler School-aged child Adolescent |
100-160 90-150 80-140 70-120 60-100 |
30-60 24-40 22-34 18-30 12-16 |
|
| CARDIAC
MONITORING ·
EKG should
be continuously monitored in children who have any respiratory or cardiovascular
instability ·
A rhythm
disturbance in a child should only be treated as an emergency if it
compromises cardiac output or has the potential to degenerate into a
lethal rhythm. |
| PEDIATRIC
WEIGHT ·
Needed to
calculate drug dosages or fluid challenges ·
Ask parents
for actual weight, if known ·
Estimate
- Use length-based measuring tape (Broselow) |
| 4). Special Questions Ask caregiver or child
questions specific to chief complaint Examples: ·
Seizure –
recent change in medication ·
SOB – last
asthma attack |
| 5). Pertinent Body Check: ·
Medical or
minor trauma - perform body check pertinent to chief complaint ·
Should complete
a total body check whenever possible, even if complaint is minor ·
Use toe-to-head
exams for infants, toddlers, and preschoolers |
TOTAL BODY
CHECK
| Head-to-Toe or Toe-to-Head Examination: The following areas warrant
special mention: Anterior Fontanel: ·
Should be
assessed routinely in infants ·
Should be
assessed with the infant sitting upright and not crying ·
A firm or
bulging fontanel may indicate increased intracranial pressure; crying
may also cause bulging ·
A sunken
or depressed fontanel may be the result of dehydration Breath sounds: Because of the small size
of the chest and lack of musculature, breath sounds in infants are easily
transmitted throughout the chest. Auscultate breath sounds at the mid-axillary
line bilaterally. Abdomen: Optimal assessment is done
when the child is quiet, lying down, and knees bent; distracting the
child may be necessary since he/she may tense their abdominal muscles
if they anticipate your approach. General Inspection:
·
Look for
any bruises, hematomas, abrasions, lacerations, fractures, unusual markings,
etc.; be alert to any injuries that cannot be explained or is inappropriately
explained, or not possible due to the age of the child. ·
Observe skin
for rashes, especially accompanied by fevers ·
Signs of
dehydration |
| GOLDEN RULE: The physiologic status
of the child can change very quickly, so repeated assessments are necessary. |
FIELD MANAGEMENT – BLS CARE
| PROCEDURE • Oxygen therapy
- Administer oxygen for any child in respiratory distress or shock,
or who is seriously ill/injured Mask: Flow
rate 6 - 10 L/min Nasal cannula:
Flow rate < 4L/min • Assisted
ventilation - must be provided if spontaneous ventilation is inadequate,
or if apnea, gasping, or persistent cyanosis despite oxygen is present Flow rate 10
- 15 L/min • Position of comfort |
TECHNIQUES Various methods: nasal cannula with prongs
cut away, mask to face if tolerated, or some method of "blow-by"
oxygen May be beneficial to remove oxygen if
condition worsens due to agitation. Use appropriate size bag-valve device;
should provide effective chest expansion. Should be attempted even in the presence
of airway obstruction. Should be coordinated with child's breaths,
if present, to avoid coughing, vomiting, laryngospasm, and gastric distension. In unconscious patients, gastric inflation
and regurgitation can be minimized by applying cricoid pressure during
assisted ventilation. Oxygen-powered breathing
devices are not recommended for pediatrics. Allow patient to choose
(i.e., parent's lap, leaning forward, knee-chest); forcing the patient
may worsen condition. |
TREATMENT OF MINORS (Reference
#832)
| • In the absence of a parent
or legal guardian, minors with an emergency condition can be treated
by EMS providers and transported to the most appropriate facility. • If EMS providers
believe a parent or other legal guardian of a minor is making a decision
which appears to be endangering the health and welfare of the minor
by refusing immediate care or transport, law enforcement authorities
should be involved. • Minors who are evaluated by
EMS providers and determined not be injured, to have sustained only
minor injuries, or to have illnesses or injuries not requiring immediate
treatment or transport, may be released to: self, parent or legal guardian,
a responsible adult on scene, designated care giver, or law enforcement.
(Document on EMS Report to whom patient was released.) |