Pulmonary: 9.2: Larynx

Question 1

What are the risk factors for laryngeal carcinoma?

Answer 1

• EtOH
• tobacco

Question 2

What is laryngotracheobronchitis/croup?

Answer 2

• inflammation of the upper airway
• usually caused by parainfluenza virus

Question 3

How does acute epiglottitis present?

Answer 3

• high fever
• sore throat
• muffled voice
• drooling with dysphagia
• inspiratory stridor

Question 4

What kind of cell lines the vocal cords?

Answer 4

Squamous epithelium

Question 5

How do pts with vocal cord nodules present?

Answer 5

• hoarseness that resolves with rest
• bilateral vocal cord nodules

Question 6

Why is acute epiglottitis an emergency?

Answer 6

risk of acute airway obstruction

Question 7

What is a laryngeal carcinoma?

Answer 7

a squamous cell carcinoma arising from the lining of the vocal cord

Question 8

Rarely, laryngeal papilloma can progress into ______.

Answer 8

laryngeal carcinoma

Question 9

What is a benign tumor of the vocal cords called?

Answer 9

• laryngeal papilloma

Question 10

Why is acute epiglottitis a medical emergency?

Answer 10

risk of acute airway obstruction- must protect the airway!

Question 11

How does laryngeal papilloma present?

Answer 11

• hoarseness
• single lesion in adults
• multiple lesions in children

Question 12

How does laryngotracheobronchitis/croup present?

Answer 12

with a hoarse, barking cough and inspiratory stridor

Question 13

What is acute epiglottitis?

Answer 13

inflammation of the epiglottis usually cause by H. influenza type B

Question 14

How does laryngeal carcinoma present?

Answer 14

• hoarseness
• can also include:
  
  • cough
  • stridor

Question 15

What usually causes laryngotracheobronchitis/croup?

Answer 15

parainfluenza virus

Question 16

What are vocal cord nodules made of?

Answer 16

• degenerative (myxoid) CT

Question 17

Is there a risk of malignant transformation with laryngeal papilloma? Why or why not?

Answer 17

• Yes
• caused by HSV 6 and 11 –> can progress to laryngeal carcinoma

Question 18

Who usually gets acute epiglottitis?

Answer 18

nonimmunized children

Question 19

What causes laryngeal papilloma?

Answer 19

HPV 6 and 11

Question 20

Dx? Cause?

• high fever
• sore throat
• muffled voice
• drooling with dysphagia
• inspiratory stridor

Answer 20

• acute epiglottitis
• cause = H influenza type B

Question 21

What disease presents with a hoarse, barking cough, and inspiratory stridor?

Answer 21

• laryngotracheobronchitis aka croup

Question 22

What is laryngeal papilloma?

Answer 22

a benign tumor of the vocal cords

Question 23

This is a squamous cell carcinoma arising from the lining of the vocal cord.

Answer 23

laryngeal carcinoma

Question 24

What is another name for croup?

Answer 24

laryngotracheobronchitis

Question 25

This is inflammation of the upper airway, usually caused by parainfluenza virus.

Answer 25

laryngotracheobronchitis aka croup

Question 26

This is inflammation of the epiglottis usually cause by H. influenza type B.

Answer 26

acute epiglottitis

Question 27

What biopsy findings will be seen in laryngeal papilloma? Why?

Answer 27

• koilocytic change
• caused by HPV 6 and 11

Question 28

What causes a vocal cord nodule?

Answer 28

excessive use/wear and tear

Question 29

Laryngeal papilloma benign papillary tumor presenting as a ____ tumor in adults and _____ tumor in children.

Answer 29

• single = adults
• multiple = children

Question 30

What is the difference btw laryngeal papilloma in an adult vs a child?

Answer 30

• adults have a single lesion
• children have many

Question 31

What is another name for laryngotracheobronchitis?

Answer 31

croup