Functional Endoscopic Sinus Surgery (FESS) in Chronic Rhinosinusitis

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Questions and Answers

What is the most common predisposing factor for acute rhinosinusitis?

  • Pre-existing rhinitis (correct)
  • Debilitation
  • Dental extraction or infection
  • Nasal tumour

Which sinuses are clinically the most commonly affected in acute rhinosinusitis?

  • Maxillary and sphenoid sinuses (correct)
  • Maxillary and ethmoid sinuses
  • Frontal and sphenoid sinuses
  • Ethmoid and frontal sinuses

What is the usual causative organism in acute rhinosinusitis?

  • Escherichia coli
  • Streptococcus pyogenes
  • Staphylococcus aureus
  • Haemophilus influenzae (correct)

What is the characteristic facial pain associated with acute rhinosinusitis?

<p>Pain around the eyes (A)</p> Signup and view all the answers

What is the recommended medical treatment in the acute stages of acute rhinosinusitis?

<p>Broad-spectrum antibiotics (C)</p> Signup and view all the answers

When are investigations such as CT scans of paranasal sinuses rarely necessary in the management of acute rhinosinusitis?

<p>When complications of acute sinusitis are suspected (A)</p> Signup and view all the answers

Which of the following is a typical finding of cavernous sinus thrombophlebitis?

<p>Bilateral eye pain and vision impairment (A)</p> Signup and view all the answers

What is the common treatment for cavernous sinus thrombophlebitis?

<p>Anticoagulation therapy (B)</p> Signup and view all the answers

Which condition may lead to cavernous sinus thrombophlebitis as a complication?

<p>Chronic invasive fungal rhinosinusitis (C)</p> Signup and view all the answers

What distinguishes cavernous sinus thrombophlebitis from orbital cellulitis?

<p>+_ impaired extraocular muscles (EOM) (C)</p> Signup and view all the answers

What is the typical presentation of cavernous sinus thrombophlebitis?

<p>Severe exophthalmos, chemosis, complete ophthalmoplegia, and visual impairment (B)</p> Signup and view all the answers

What is the appropriate management for cavernous sinus thrombophlebitis?

<p>Intravenous antibiotics and anticoagulation therapy (B)</p> Signup and view all the answers

What distinguishes cavernous sinus thrombophlebitis from preseptal cellulitis?

<p>+_ impaired vision (A)</p> Signup and view all the answers

In cavernous sinus thrombophlebitis, which of the following is commonly found?

<p>+_ proptosis (D)</p> Signup and view all the answers

What distinguishes cavernous sinus thrombophlebitis from subperiosteal abscess?

<p>+_ swollen eyelids and normal vision (D)</p> Signup and view all the answers

What is a distinguishing feature of cavernous sinus thrombophlebitis compared to orbital abscess?

<p>+_ exophthalmos, chemosis, ophthalmoplegia, and visual impairment common (D)</p> Signup and view all the answers

What differentiates cavernous sinus thrombophlebitis from osteomyelitis?

<p>Impaired extraocular muscles (EOM) (C)</p> Signup and view all the answers

Which symptom differentiates cavernous sinus thrombophlebitis from mucocoeles?

<p>Swollen eyelids and normal vision (C)</p> Signup and view all the answers

Which type of sinusitis may lead to the formation of a pyocoele if superadded with infection?

<p>Chronic invasive fungal rhinosinusitis (D)</p> Signup and view all the answers

What is the most extensive and dangerous type of osteomyelitis in the sinuses?

<p>Frontal bone osteomyelitis in adolescents and adults (B)</p> Signup and view all the answers

Which imaging techniques are used to illustrate the extent of osteomyelitis in the sinuses and to exclude intracranial complications?

<p>High-resolution CT scan and MRI (A)</p> Signup and view all the answers

Which condition may develop when the outlet from the sinus becomes permanently blocked?

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

What is the typical finding in orbital cellulitis?

<p>Diffuse orbital edema; impaired EOM; normal vision (A)</p> Signup and view all the answers

Which type of fungal sinusitis is characterized by a crumbly, dirt-like mass in the sinus?

<p>Fungal ball sinusitis (D)</p> Signup and view all the answers

What is the treatment for isolated sinus disease with a crumbly, dirt-like mass (fungal ball) in the sinus?

<p>Oral and nasal corticosteroids (A)</p> Signup and view all the answers

Which condition presents with an accumulation of sterile mucous that becomes increasingly viscous?

<p>Mucocoeles (B)</p> Signup and view all the answers

Which type of sinusitis is characterized by unilateral or bilateral polyposis and tenacious allergic mucin?

<p>Allergic fungal sinusitis (D)</p> Signup and view all the answers

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