NASAL CAVITY TUMORS Flashcards
1
Q
The nasal cavity is divided into three regions. Name them.
A
- the nasal vestibule (two entry points into nasal cavity, covered by skin)
- the nasal fossa
- the olfactory region (superior nasal concha and upper third of nasal septum)
2
Q
What divides the nasal cavity into right and left halves?
A
-Nasal septum
3
Q
What is the epidemiology of nasal cavity cancer?
A
-Occupational chemical compound workers have a higher incidence
4
Q
What is the etiology of nasal cavity cancer?
A
- Occupational exposure, chemical compounds exposure to chromium, mustard gas, isopropyl alcohol, radium
- nickel workers (squamous cell carcinoma)
- Occurs more commonly in carpenters, sawmill workers (adenocarcinoma)
5
Q
What is the most common histopathology of nasal cavity cancer?
A
- squamous cells carcinoma
- adenocarcinoma
- adenoid cystic carcinoma
6
Q
What is the most common clinical presentation for nasal cavity cancer?
A
- nasal obstruction
- intermittent epistaxis (nose bleeding)
- nasal ulcer
- anterior headache
- tenderness
- facial swelling
- pain
7
Q
What is the diagnostic tool for nasal cavity cancer?
A
- fiberoptic examination (topical anesthesia
- evaluation of cranial nerves
- palpation of nasal bridge
- MRI
- CT
8
Q
Nasal cavity cancer can extend and invade which adjacent structures?
A
- orbital cavity
- anterior cranial fossa
9
Q
What is the staging for nasal cavity cancer?
A
AJCC TNM staging
