Tonsillectomy Preoperative Evaluation Elements
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Questions and Answers

What is the controversial association with upper respiratory tract infections (URI) in pediatric patients undergoing tonsillectomy?

  • Decreased risk of postoperative bleeding
  • Increased incidence of perioperative bronchospasm or laryngospasm (correct)
  • Increased risk of cardiovascular complications
  • Reduced postoperative pain

What assessment should be performed in adult patients with tonsillar enlargement to determine the presence and severity of obstructive sleep apnea (OSA)?

  • Blood glucose level measurement
  • STOP-Bang questionnaire (correct)
  • Visual acuity test
  • Pulmonary function test

What further diagnostic studies are warranted for adult patients with severe obstructive sleep apnea (OSA) and tonsillar enlargement?

  • Thyroid function tests
  • Echocardiogram and chest radiograph (correct)
  • Bone density scan
  • CT scan of the abdomen

What oral examination finding may potentially cause difficulty with mask ventilation or direct laryngoscopy during tonsillectomy?

<p>Tonsils encroaching on airway structures (C)</p> Signup and view all the answers

What is the purpose of evaluating a complete blood count, prothrombin time, or activated partial thromboplastin time?

<p>To diagnose coagulopathy (B)</p> Signup and view all the answers

Which medical conditions are of concern due to the increased risk of airway obstruction and coexisting disease states?

<p>Down syndrome and Treacher Collins syndrome (A)</p> Signup and view all the answers

From which artery does the blood flow to the palatine tonsils primarily arise?

<p>Facial artery (A)</p> Signup and view all the answers

What is the primary sensory innervation to the palatine tonsils?

<p>Glossopharyngeal nerve (A)</p> Signup and view all the answers

What medication may be administered 30 minutes before tonsillectomy to alleviate anxiety and provide sedation?

<p>Midazolam (D)</p> Signup and view all the answers

For which patient should premedication be administered sparingly or not at all before tonsillectomy?

<p>Patients with facial anomalies (D)</p> Signup and view all the answers

What can be initiated pre-operatively to assist with drying of secretions in the pharynx during a tonsillectomy?

<p>Antisialagogue (D)</p> Signup and view all the answers

Which artery supplies blood to the palatine tonsils in addition to the facial artery?

<p>External carotid artery (C)</p> Signup and view all the answers

What is the primary purpose of premedication for a child undergoing tonsillectomy?

<p>To provide relaxation and analgesia (B)</p> Signup and view all the answers

Which nerve supplies sensory innervation to the palatine tonsils in addition to the glossopharyngeal nerve?

<p>Lesser or posterior palatine nerve (D)</p> Signup and view all the answers

What is the most optimal technique for anesthesia and airway management during a tonsillectomy?

<p>Endotracheal tube with general anesthesia (B)</p> Signup and view all the answers

What is the potential consequence of overextending the neck during positioning for a tonsillectomy?

<p>Potential displacement of the C1-C2 vertebrae (B)</p> Signup and view all the answers

What is the purpose of inserting a mouth gag during a tonsillectomy?

<p>To allow suspension of the mouth for visualization (C)</p> Signup and view all the answers

What are the potential complications associated with improper attention to airway management during tonsillectomy?

<p>Inadvertent extubation (D)</p> Signup and view all the answers

What is the recommended position for patients undergoing tonsillectomy?

<p>Supine with shoulders elevated and head extended (A)</p> Signup and view all the answers

What is the most frequently recommended orientation of the operating table regarding the anesthetist during tonsillectomy?

<p>90 degrees toward the anesthetist (D)</p> Signup and view all the answers

What is the primary purpose of administering inhalation agents during tonsillectomy surgery?

<p>To prevent airway obstruction (B)</p> Signup and view all the answers

What is the recommended action if the anesthesia machine alarms 'low tidal volume' during surgical manipulation of the mouth gag?

<p>Confirm or exclude potential causes through diagnosis (B)</p> Signup and view all the answers

What is the consequence of relaxation of the pharyngeal muscles and tissues upon induction of anesthesia during tonsillectomy?

<p>Airway obstruction in some patients (A)</p> Signup and view all the answers

Why is a deeper plane of anesthesia required during a tonsillectomy?

<p>To blunt sympathetic reflexes and physiologic stimulation (D)</p> Signup and view all the answers

What should the anesthetist do if inadvertent extubation is determined during tonsillectomy surgery?

<p>Ensure mask ventilation with 100% oxygen and prepare for reintubation (C)</p> Signup and view all the answers

How can the anesthesia team prevent patient movement during tonsillectomy surgery?

<p>Administering intravenous propofol (C)</p> Signup and view all the answers

Why is a high degree of physiologic stimulation encountered during a tonsillectomy?

<p>Due to manipulation of the airway and removal of the tonsils (A)</p> Signup and view all the answers

What is the appropriate response if the anesthesia machine indicates 'no compliance present, large air leak present with bag ventilation'?

<p>'No compliance' indicates inadequate bag ventilation; adjust bag ventilation technique (B)</p> Signup and view all the answers

What should be done if there are no breath sounds present during assessment after the anesthesia machine alarms 'low tidal volume'?

<p>Conduct a thorough diagnosis to identify potential causes (A)</p> Signup and view all the answers

Why is it essential to maintain a mask seal while preparing for reintubation after inadvertent extubation?

<p>To maintain sufficient oxygenation during the reintubation procedure (C)</p> Signup and view all the answers

What is the primary sensory innervation below the vocal cords?

<p>Recurrent laryngeal nerve (B)</p> Signup and view all the answers

Which nerve provides sensation to the larynx above the vocal cord level?

<p>Superior laryngeal nerve (C)</p> Signup and view all the answers

Which artery supplies arterial blood to the larynx?

<p>Superior laryngeal artery (B)</p> Signup and view all the answers

Which muscle of the larynx is primarily supplied by the external branch of the superior laryngeal nerve?

<p>Cricothyroid muscle (D)</p> Signup and view all the answers

Which nerve provides motor innervation to the larynx, except for the cricothyroid muscle?

<p>Recurrent laryngeal nerve (B)</p> Signup and view all the answers

Which nerve provides all sensory innervation below the level of the vocal cords?

<p>Recurrent laryngeal nerve (B)</p> Signup and view all the answers

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