Meconium Aspiration Syndrome
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- The Patient InterviewThe Physical Examination and Its Basis in PhysiologyPulmonary Function Study AssessmentsArterial Blood Gas AssessmentsOxygenation AssessmentsCardiovascular System AssessmentsRadiologic Examination of the ChestOther Important Tests and ProceduresThe Therapist-Driven Protocol Program and the Role of the Respiratory TherapistRespiratory Failure and the Mechanical Ventilation ProtocolRecording Skills: The Basis for Data Collection, Organization, Assessment SkillChronic Obstructive Pulmonary Disease (COPD), Chronic Bronchitis, and EmphysemaAsthmaBronchiectasisCystic FibrosisPneumoniaLung AbscessTuberculosisFungal Diseases of the LungPulmonary EdemaPulmonary Vascular Disease: Pulmonary Embolism and Pulmonary HypertensionFlail ChestPneumothoraxPleural Effusion and EmpyemaKyphoscoliosisInterstitial Lung DiseasesCancer of the LungAcute Respiratory Distress SyndromeGuillain-Barré SyndromeMyasthenia GravisSleep ApneaClinical Manifestations Common with Newborn and Early Childhood Respiratory DisMeconium Aspiration SyndromeTransient Tachypnea of the NewbornRespiratory Distress SyndromePulmonary Air Leak SyndromesRespiratory Syncytial Virus (Bronchiolitis or Pneumonitis)Bronchopulmonary DysplasiaCongenital Diaphragmatic HerniaCongenital Heart DiseasesCroup Syndrome: Laryngotracheobronchitis and Acute EpiglottitisNear Drowning/Wet DrowningSmoke Inhalation, Thermal Injuries, and Carbon Monoxide IntoxicationAtelectasis
Question 1
Free
Multiple Choice
How may a fetus respond when he or she becomes hypoxemic?
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The fetus stops making breathing efforts.
The fetus makes rapid, shallow chest movements.
The fetus makes very deep, gasping inspiratory movements.
The fetus shows Kussmaul respirations.
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Question 2
Free
Multiple Choice
What is the consequence of meconium aspiration if there is a "ball-valve" effect in the small airways?
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Air trapping on exhalation
Apnea of prematurity
Air trapping on inhalation
Bronchiectasis
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Question 3
Free
Multiple Choice
A neonate with MAS has hypoxemia. Which of the following can be a pulmonary effect of this?
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Status asthmaticus
Persistent pulmonary hypertension of the newborn (PPHN)
Bronchopulmonary dysplasia (BPD)
Pulmonary fibrosis
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Question 4
Free
Multiple Choice
About how many neonatal patients with MAS will require mechanical ventilation?
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50%
30%
10% to 15%
4%
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Question 5
Free
Multiple Choice
Indications that a newborn has aspirated meconium include all of the following EXCEPT:
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high Apgar score.
meconium in amniotic fluid.
newborn is not actively breathing.
meconium staining on skin.
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Question 6
Multiple Choice
If mechanical ventilation is needed to support a neonate with MAS, which of the following settings is especially important?
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High positive end-expiratory pressure (PEEP) level
Long exhalation time
High humidity level
Give no more than 50% oxygen
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Question 7
Multiple Choice
A common finding in a neonate with MAS is a respiratory rate that is:
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under 40/min.
between 40 and 60/min.
well over 60/min.
cyclical with faster and then slower breaths.
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Question 8
Multiple Choice
A patient with MAS has had a chest radiograph taken. What findings can be expected?
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Elevated diaphragms
Mediastinal shift
Irregular densities throughout the lungs
Air bronchograms
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Question 9
Multiple Choice
The major pathologic or structural changes associated with the physical presence of meconium in MAS include all of the following EXCEPT:
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partially obstructed airways, air trapping, and alveolar hyperinflation.
pulmonary air leak syndromes (pneumomediastinum or pneumothorax).
totally obstructed airways and absorption atelectasis.
pulmonary edema and alveolar flooding.
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