Exam IV: Preanesthetic Eval, Premed, and Induction Flashcards
Infants less than 6-10 months:
- Tolerate separation for short periods
- Accept inhalation induction with sucking or licking of mask
- No premedication needed
Children 6 months to 6 years cling to ______
parents
Children 6 months to 6 years are very anxious even with ______ ______
parents present (higher parental anxiety = higher parent anxiety)
Children 6 months to 6 years - Can lead to postop nightmares (night terrors), ______ disturbances, new onset ____-____ (midazolam reduces these, but does not eliminate)
eating
bed-wetting
Predictors of problematic behaviors upon parental separation (2-6 years):
- Have not taken preop family tour
- Have had previous surgery (?)
- Dependent or withdrawn affect
(Consider sedation)
Children older than 6 years (who have attended school)
accept ______
separation
Children older than 6 years (who have attended school)
more ______
independent
Children older than 6 years (who have attended school)
understand _____ about the hospital environment
more
Children older than 6 years (who have attended school)
communicate _____ and more _____
better
openly
Children older than 6 years (who have attended school)
curiosity can be used, more _____
trusting
Children older than 6 years (who have attended school)
______ not necessary, may interfere with their ability to cooperate, may worsen overall experience
Sedation
Adolescents
Seem independent and self-confident, BUT…
Mood changes quickly to _____ _____.
immature child
Adolescents
Fragile _______ (self-esteem and body image).
psychologically
Adolescents
want to be in _____, may dislike _____
control
sedation
Adolescents
usually can be _____ with
reasoned
Techniques to Prepare Patients/Families for Anesthesia
______ explanation
honest
Techniques to Prepare Patients/Families for Anesthesia
include _____, parents, siblings, and _____ _____
patient
teddy bears
Techniques to Prepare Patients/Families for Anesthesia
allow ____/____ items
comfort/security
Techniques to Prepare Patients/Families for Anesthesia
discuss risks in _____ _____, give details of safety measures, the ____ ____??
clear terms
“D” word
Pre-Anesthetic Evaluation - Medical history
- In _____ problems
- Gestational age at birth, ____-_____ age
- Hospitalization/_______ at birth
utero
post-conceptual
ventilation
Pre-Anesthetic Evaluation - Medical history
History of _____ or _____
apnea or bradycardia
Pre-Anesthetic Evaluation - Medical history
History of c_____
croup
Pre-Anesthetic Evaluation - Medical history
Contacts with _____ diseases
infectious
Pre-Anesthetic Evaluation - Medical history
Review _____, _____ records
anesthetic, hospital
Pre-Anesthetic Evaluation - (7)
- airway management
- venous access
- hypotension
- bradycardia
- oxygen saturation
- agitation
- premedication
Pre-Anesthetic Evaluation - family hx (6)
- Sudden Infant Death (SIDS) in family
- Anesthetic complications (prolonged paralysis, malignant hyperthermia)
- Genetic defects
- Familial conditions (Sickle Cell, CF, MD, bleeding tendencies)
- Allergic reactions
- Drug addiction (withdrawals, HIV, Hep C)
Smoking/Environmental Tobacco Smoke:
WHO: _____ million children (almost ½ of children world-wide) exposed to ETS
700
Smoking/Environmental Tobacco Smoke:
______ US teens/day smoke 1st cigarette; ____ become regular smokers
3,800
50%
Smoking/Environmental Tobacco Smoke:
↑ risk of _____, otitis media, eczema, hay fever and ____ ____
asthma
dental caries
Smoking/Environmental Tobacco Smoke:
Evidence: ↑ airway complications during induction and emergence with _____ _____ inhalation
passive ETS
Smoking/Environmental Tobacco Smoke:
Include ETS exposure in _____ _____
preop evaluation
Fasting Guidelines
Clear liquids __-__ hours preop encouraged
Clear liquid ½ life: ___ minutes
2-3
15
Fasting Guidelines
Breast milk has ___ ____ ____ which leads to delayed emptying. NOT considered clear; wait 4 hours.
↑ lipid content
Fasting Guidelines
Formula, milk, solids – wait ____ hours*
6
(as a rule to be safe children’s says 7)
Fasting Guidelines
No gum or candy after midnight (increases ____ _____)
gastric secretions
However….
- No evidence that gum chewing during pre-anesthetic fasting increases volume or acidity of gastric juice significantly enough to increase risk
- Evidence that unreported swallowing of gum does not increase the risk of aspiration.
- Evidence that gum chewing promotes GI motility and physiologic emptying.
Fasting Considerations
Risk of ________ – FTT, debilitated, receiving ↑ glucose solutions preop
hypoglycemia
Fasting Considerations
If surgery delayed for infant, ____ an ____ or allow ____ _____ (if OR time known)
start an IV
clear liquids
Fasting Considerations
Explain why ___ ___. Don’t trust them!
no food
Fasting Considerations
Goal: pH >___, Volume < ___ mL/kg
2.5
0.4
Fasting Considerations
beware of _____
hypovolemia
Common Pediatric Concerns in the Pre-Anesthetic Evaluation (9)
- Upper Respiratory Tract Infection
- Anemia
- Fever
- Sickle cell disease
- Developmentally delayed
- Type I Diabetes
- Seizure disorders
- Hyperalimentation
- Asthma
Fever
______ fever of 0.5 to 1.0 C – anesthesia is not contraindicated.
Asymptomatic
Fever
With symptoms of acute onset (rhinitis, sore throat, ear-ache, dehydration) - ______ ______.
consider postponing
Fever
If proceeding with a fever - reduce fever to decrease O2 demand.
A_______, i______
______ ______ blunt the febrile response.
Acetaminophen, ibuprofen
Inhalation agents
URI:
With URI (especially if <1 year old): ___-___ x ↑ risk of respiratory complications:
2-7
Bronchospasm
Laryngospasm
Hypoxemia
Atelectasis
Croup
Stridor
URI:
when to postpone sx?
Sx of lower respiratory involvement
Purulent rhinorrhea
Acute onset vs. chronic
Less than 1 year old
Fever
URI:
when to reschedule?
Bronchial reactivity can last:
Practical time:
Bronchial reactivity can last 7 weeks
Practical time: 2 weeks
URI:
Controversial findings -
Mild URI, not acute, for minor procedure, not intubated = ____ to anesthetize
Post-intubation: Increased _____ and _____, but no worse than without URI; no increased _____
safe
spasms and desaturations
morbidity
URI:
allergic rhinitis (3)
Seasonal in character
Clear nasal drainage
No fever
Asthma:
_____ _____ – ER visits, hospitalizations, medications, last doses, exacerbation triggers, steroid use, last wheezing
Investigate history
Asthma:
Bronchodilators/asthma meds the ______ of _____
morning of surgery
Asthma:
Consider avoiding ______ or extubate while _____
intubation
deep
Asthma:
Postpone surgery for significant ______
wheezing
Asthma:
Emergency: Try to optimize but _____ _____ vs _____
***PaCO2 > ____ = increased risk for post-op respiratory failure
weigh risks v. benefits
45
will we be getting ABGs on an asthma pt?
absolutely not because if they werent wheezing before, they will be now
Bronchopulmonary Dysplasia
Chronic lung dz r/t prolonged _____ _____/______/______ _____ (usually former premies)
mechanical ventilation/barotrauma/O2 toxicity
Bronchopulmonary Dysplasia Sx:
Tachypnea, dyspnea, reactive airway, O2 dependence
Bronchopulmonary Dysplasia
Decreased FRC, prone to ____ ____, become hypoxic with _____ or _____ (crying)
airway obstruction
exercise or stimulation