Nose & Paranasal Sinuses

Topics in this chapter

• Nasal And Sinus Anatomy
• Epistaxis And Vascular Disorders
• Rhinosinusitis And Granulomatous Disease
• Ostiomeatal Complex And FESS
• Orbital And Sinus Complications
• Sinonasal Tumors And Staging

Practice questions

1. Question 1Q-3AD7ED

   A 35-year-old male presents with recurrent episodes of massive unilateral epistaxis, nasal obstruction, and a smooth, bluish-purple mass filling the nasopharynx. Biopsy is strictly contraindicated due to the risk of severe hemorrhage. What is the most likely diagnosis?

   1. A.Inverted papilloma
   2. B.Juvenile nasopharyngeal angiofibroma
   3. C.Rhabdomyosarcoma
   4. D.Nasopharyngeal carcinoma
   See the answer and solution
2. Question 2Q-FB68C8

   Which of the following is the most common site of origin for an inverted papilloma of the nose and paranasal sinuses?

   1. A.Floor of the nasal cavity
   2. B.Lateral nasal wall near the middle turbinate and ostiomeatal complex
   3. C.Roof of the ethmoid sinus
   4. D.Hard palate
   See the answer and solution
3. Question 3Q-3A423B

   During functional endoscopic sinus surgery (FESS), damage to the lamina papyracea of the ethmoid bone is most likely to result in which of the following immediate complications?

   1. A.Epiphora due to nasolacrimal duct transection
   2. B.Orbital hematoma and emphysema
   3. C.Anosmia via olfactory bulb injury
   4. D.Cerebrospinal fluid rhinorrhea
   See the answer and solution
4. Question 4Q-DEF62B

   A 50-year-old chronic smoker presents with a destructive midline facial lesion, crusting, nasal septal perforation, and a 'saddle nose' deformity. Biopsy shows atypical inflammatory infiltrates and necrosis without definitive vasculitis. Laboratory tests show positivity for antineutrophil cytoplasmic antibodies (c-ANCA). What is the most appropriate diagnosis?

   1. A.Rhinoscleroma
   2. B.Granulomatosis with polyangiitis
   3. C.Lupus vulgaris
   4. D.Relapsing polychondritis
   See the answer and solution
5. Question 5Q-1791FD

   Little's area, the most common site for anterior epistaxis, is formed by the anastomosis of all the following vessels EXCEPT:

   1. A.Sphenopalatine artery
   2. B.Greater palatine artery
   3. C.Superior labial artery
   4. D.Ethmoidal arteries
   See the answer and solution