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A 2 kg (4.4 lb) neonate requires transportation to a tertiary care
center for cardiac surgery. The infant has a heart rate of 140 and
a BP of 60/30.The neonate is intubated with a size 2.5 mm
uncuffed endotracheal tube and ventilation is being assisted
manually at a rate of 40/min. Which of the following should the
respiratory therapist recommend?
A. postpone the transport until the neonate has spontaneous
respirations
B. prepare for the transport immediately
C. delay the transport and stabilize the patient
D. wait 24 hours and then reassess the patient - correct
answer- Answer is B.
A 2-year old child enters the emergency room. The mother
states that the child was playing with friends and developed
violent coughing and unilateral wheezing. Physical examination
reveals a hyperresonant percussion note on the left and
resonant percussion on the right. Inspiratory and expiratory
chest films indicate air trapping with no foreign bodies "noted."
The respiratory therapist should suspect the child has.
,a.pneumothorax
b.orthopnea
c.aspirated a foreign object
d.tachyphylaxis - correct answer- Unilateral wheezing
indicates aspirated object and fact that the child was playing
with friends causes you to believe the child inhaled a small toy
or something, hyperresonant percussion indicates air trapping,
so you are thinking foreign object but x-ray says no foreign
bodies "noted." Just because it says "noted" does not mean
something is not there, it just means it could not be seen on the
xray, also if the child had swallowed a small plastic toy, "plastic"
does not show up on xrays (radiolucent). The ANSWER is C
A 3-year-old child with cystic fibrosis is being mechanically
ventilated at the following settings:
PIP: 34 cm H2O
I time: 1.0 second
Rate: 22 /min.
FIO2: 0.60
PEEP: 6 cm H2O
Mode: PC, SIMV
Arterial blood gas results show:
pH: 7.36
,PaCO2: 44 torr
PaO2: 49 torr
HCO3-: 24 mEq/L
The respiratory therapist should adjust the
A. PEEP to 8 cm H2O.
B. FIO2 to 0.65.
C. set rate to 24 /min.
D. PIP to 36 cm H2O. - correct answer- They are
extremely hypoxic and shunting (since they have bad oxygen
while on FiO2 of 60%), so raising FiO2 would not help.
So ANSWER is A, Increase PEEP to 8
A 5' 10", 80 kg (176 lbs) male patient with multiple trauma from
a motorcycle accident has developed ARDS and is being
ventilated at the following settings:
Mode: VC, SIMV
VT: 500 mL
Set Rate: 14 br/min.
FIO2: 0.60
PEEP: 12 cm H2O
, Arterial blood gas results reveal:
pH: 7.35
PaO2: 72 torr
PaCO2: 44 torr
SpO2: 93%
The patient is conscious and pulling on the IV lines and ventilator
tubing. At this time, the respiratory therapist should recommend
A. changing to assist/control mode.
B. restraining the patient.
C. increasing the set rate to 16 br/min.
D. sedating the patient. - correct answer- D, Sedate
the patient (if nothing in their blood gas is causing their behavior
and they are just agitated, just sedate them to calm them
down); Changing to assist/control mode won't do anyting about
patients agitation; Restraining patient won't help agitation and
might cause them to become more violent; Increasing the set
rate to 16/br min. won't do anything and this isn't a good time
to change settings.
A 6' 2" tall, 80 kg (176 lb) male patient with alpha 1 protease
inhibitor deficiency is being mechanically ventilated at the
following settings:
Mode: VC, SIMV