Airway Malignancies Flashcards
In the oral cavity, what is early carcinoma with out Invasion?
C I S (carcinoma in situ)
What are the white adherent lesions on the world mucosa; considered premalignant until proven otherwise
Leukoplakia
What is the flag, fan shaped muscle in the median plain of mouth
Genioglossus
What is the origin of genioglossus
Mental spine of mental Symphasis
What is the insertion point of genioglossus
Hyoid bone and dorsum of tongue
Genioglossus is innervated by which nerve
CN XII, Hypoglossal nerve
What are actions of genioglossus
Depresses tongue; protrudes tongue; stabilizes upper airway
Which muscles associated with obstructive sleep apnea and Direct laryngoscopy?
Geniohyoid
List types of larynx malignancies
Primary squamous cell carcinoma (SCCA) – 90% Adenocarcinoma chondrosarcoma lymphoma
Metastic
malignant melanoma
adenocarcinoma
How do you stage larynx tumor size (T)
CIS carcinoma in situ
T1 confined to site of origin with normal mobility
T2 involves adjacent sides without fixation
T3 limited to larynx with fixation
T4 extends beyond Larry
How do you signify nodal involvement (N) in larynx Malignancy staging
N0 no positive notes
N1 single ipsilateral node
N2 multiple ipsilateral nodes
N3 contralateral nodes
How is distant metastasis (M) for Larynx malignancy staging
M0 no distant metastases
M1 distant metastases
What would you want to know about treatment for malignancies prior to surgery
Chemotherapy
radiation therapy remote or recent irradiated region signs and symptoms physical exam
What are two possible surgeries for the larynx Malignancies
Surgery with tracheostomy
surgery with laryngectomy
True or false.
you should leave an anode ETT in after surgery with laryngectomy?
False.
Patient should be breathing spontaneously , you should remove the anode ETT and replace with laryngectomy tube without cuff
