Diseases of the Nose and Paranasal Sinuses Practice Questions

Q: Young's operation is done for?

Atrophic rhinitis. ***Correct: Atrophic rhinitis*** - **Young's operation** involves partially or completely closing the nostrils to create a warm, moist environment within the nasal cavity, which is beneficial for the regeneration of nasal mucosa in **atrophic rhinitis**. - This procedure aims to reduce the severity of symptoms like **crusting**, foul odor (ozena), and repeated infections associated with atrophic rhinitis. - The closure prevents excessive drying and promotes healing of the atrophied mucosa. *Incorrect: Allergic rhinitis* - Allergic rhinitis is an inflammatory condition triggered by **allergens**, typically managed with antihistamines, nasal corticosteroids, and allergen avoidance. - **Young's operation** is not indicated for allergic rhinitis, as it addresses structural and mucosal atrophy issues, not allergic responses. *Incorrect: Vasomotor rhinitis* - This condition involves **non-allergic triggers** causing nasal congestion, rhinorrhea, and sneezing due to dysregulation of the autonomic nervous system. - Treatment focuses on symptomatic relief with nasal sprays or anticholinergics; **surgical closure of nostrils** is inappropriate. *Incorrect: Idiopathic rhinitis* - **Idiopathic rhinitis** is a diagnosis of exclusion, meaning its cause is unknown, but it does not typically involve the severe mucosal atrophy seen in atrophic rhinitis. - Management is similar to vasomotor rhinitis, aiming for **symptomatic control**, making Young's operation unsuitable.

Q: Frisch bacillus affects most commonly

Nose. ***Nose*** - *Klebsiella rhinoscleromatis*, also known as Frisch bacillus, is the causative agent of **rhinoscleroma**, a chronic granulomatous disease. - This bacterium primarily affects the **nasal mucosa** and upper respiratory tract, leading to progressive inflammation and nodule formation. *Mouth* - While *Klebsiella* species can be found in the oral cavity as commensals, *Klebsiella rhinoscleromatis* does not typically cause primary disease predominantly affecting the mouth. - Other infections of the mouth are more commonly linked to different bacterial or fungal pathogens. *Eye* - Ocular involvement in conditions caused by Frisch bacillus is **rare** and usually secondary to extensive spread from the primary nasal sites, not a direct primary infection. - The eye has its own specific set of infectious agents that commonly cause primary ocular pathology. *Ear* - Infection of the ear by Frisch bacillus is **not a common or primary manifestation** of rhinoscleroma. - Ear infections are typically caused by bacteria like *Streptococcus pneumoniae* or *Haemophilus influenzae*, especially in otitis media.

Q: In which condition is surgical intervention involving partial or full closure of the nasal cavity typically performed?

Atrophic rhinitis. ***Atrophic rhinitis*** - Surgical intervention, specifically **Young's operation** (partial or full closure of the nostril), is performed to create a moist environment and promote mucosal healing in severe cases. - This condition involves **progressive atrophy of nasal mucosa** and turbinates, leading to dryness, crusting, and a foul odor, which surgery aims to alleviate. *Allergic rhinitis* - This is an inflammatory condition triggered by **allergens**, typically managed with antihistamines, nasal corticosteroids, and allergen avoidance. - Surgical intervention is generally not indicated, as it does not address the underlying allergic immune response. *Vasomotor rhinitis* - Characterized by **non-allergic, non-infectious rhinitis** due to autonomic nervous system dysfunction, often triggered by irritants or temperature changes. - Management focuses on symptom relief with nasal sprays (anticholinergics or corticosteroids) and trigger avoidance, not surgical closure. *Occupational rhinitis* - This type is caused by **exposure to irritants or sensitizers** in the workplace, leading to nasal inflammation. - Treatment involves identifying and avoiding the offending agent, alongside symptomatic relief, with no role for surgical closure of the nasal cavity.

Q: What is Pott’s puffy tumor?

Subperiosteal abscess of frontal bone. ***Subperiosteal abscess of frontal bone*** - **Pott's puffy tumor** is a rare complication resulting from untreated or inadequately treated **frontal sinusitis**, leading to osteomyelitis of the frontal bone. - The infection spreads through the venous system or direct erosion, forming a **subperiosteal abscess** on the outer table of the frontal bone, often presenting as a tender, doughy swelling on the forehead. *Subperiosteal abscess of ethmoid bone* - While abscesses can occur in conjunction with ethmoid sinusitis, this condition does not specifically correspond to the definition of **Pott's puffy tumor**, which is characteristic of frontal bone involvement. - **Ethmoid sinusitis** is more commonly associated with orbital complications rather than a forehead swelling. *Mucocele of frontal bone* - A **mucocele** is an expansile, cystic lesion filled with mucus, typically resulting from obstruction of a sinus ostium. It is not an infectious process involving an abscess. - While it can cause swelling or bone erosion, it does not involve the acute inflammatory and infectious features of a **subperiosteal abscess**. *Mucocele of ethmoid bone* - Similar to a frontal mucocele, an ethmoid mucocele is a **non-infectious cystic lesion** filled with mucus due to obstruction of the ethmoid sinus drainage. - It does not involve a collection of pus or an active infectious process characteristic of **Pott's puffy tumor**.

Q: Which of the following is NOT a typical feature of a nasal foreign body?

Anosmia. ***Anosmia*** - **Anosmia**, or the loss of the sense of smell, is generally not a primary or typical symptom of a nasal foreign body unless the foreign body directly obstructs the **olfactory epithelium** or causes severe inflammatory changes leading to nerve damage. - While prolonged inflammation *could* theoretically affect smell, it is a less common and indirect manifestation compared to the more immediate mechanical or irritative symptoms. *Foul smelling discharge* - A **foul-smelling, unilateral nasal discharge** is a classic and highly indicative sign of a nasal foreign body, especially in children, due to local infection and tissue breakdown. - This symptom results from the foreign body trapping bacteria and causing a local inflammatory response within the nasal cavity. *Epistaxis* - **Epistaxis**, or nosebleed, can occur if the foreign body is sharp, abrasive, or causes significant irritation to the delicate nasal mucosa, leading to trauma and bleeding. - The constant presence and pressure of a foreign body can erode the mucosal lining, exposing blood vessels and resulting in bleeding. *Nasal obstruction* - **Nasal obstruction** is a very common and expected symptom of a nasal foreign body, as the object itself physically blocks the airflow through the affected nostril. - This blockage can lead to difficulty breathing through the nose and a feeling of fullness or congestion on the affected side.

Q: Which of the following statements about vasomotor rhinitis is false?

It is an infective condition. ***It is an infective condition*** - **Vasomotor rhinitis** is a **non-allergic, non-infectious** condition of the nasal passages. - Its pathophysiology involves **autonomic nervous system dysfunction** affecting nasal blood vessels, not microbial infection. *It primarily presents with nasal congestion and rhinorrhea* - This statement is **true** because classic symptoms of vasomotor rhinitis include persistent or intermittent **nasal congestion** and **rhinorrhea** (runny nose). - These symptoms result from the dysregulation of the autonomic control over nasal vasculature and glands. *It involves autonomic dysfunction of nasal blood vessels* - This statement is **true** and describes the core mechanism of vasomotor rhinitis, where the **parasympathetic nervous system** is relatively overactive, leading to vasodilation and increased glandular secretions. - This dysfunction causes the characteristic symptoms without an allergic or infectious trigger. *It is triggered by non-allergic stimuli like weather changes and strong odors* - This statement is **true** as patients with vasomotor rhinitis often report symptoms triggered by **environmental irritants** such as strong perfumes, temperature changes, humidity fluctuations, or even emotional stress. - These triggers differentiate it clinically from allergic rhinitis.

Q: All of the following are causes of perforation of the cartilaginous part of the nasal septum except?

Syphilis. ***Syphilis*** - **Syphilis** typically causes perforation of the **bony part** of the nasal septum, particularly the vomer and perpendicular plate of the ethmoid bone, due to chronic granulomatous inflammation. - The cartilaginous septum is generally less affected by syphilis in terms of perforation, although early mucosal involvement can occur. *Trauma* - **Trauma** (e.g., nose picking, septal surgery, foreign body insertion) is a common cause of **perforation of the cartilaginous nasal septum**. - Such injuries can lead to localized necrosis and subsequent perforation due to disruption of the blood supply to the septal cartilage. *Tuberculosis* - **Tuberculosis** can cause **granulomatous inflammation** and necrosis, leading to perforation of the **cartilaginous nasal septum**. - This is part of extrapulmonary tuberculosis and can present with chronic nasal obstruction and discharge. *Leprosy* - **Leprosy** (Hansen's disease) is known to cause severe destruction of nasal structures due to chronic inflammation, including perforation of the **cartilaginous nasal septum**. - The specific bacteria cause granulomatous lesions that erode the cartilage over time.

Q: Which of the following is NOT a feature of a nasal foreign body?

Deviated septum. ***Deviated septum*** - A **deviated septum** is an anatomical variation of the nasal septum which causes **nasal obstruction** but is not a symptom or complication resulting from a **nasal foreign body**. - It is a structural abnormality that is usually congenital or due to trauma, unrelated to the presence of an object. *Vestibulitis* - **Nasal vestibulitis** can develop as a secondary infection or inflammation around a foreign body due to irritation or bacterial growth. - The constant presence and irritation from the foreign object in the nasal cavity can lead to inflammation and infection of the nasal vestibule. *Epistaxis* - **Epistaxis** (nosebleed) is a common symptom of a nasal foreign body, especially if the object is sharp, causes trauma, or leads to significant irritation of the nasal mucosa. - The foreign body can directly traumatize the blood vessels in the nasal lining, leading to bleeding. *Nasal obstruction* - A **nasal foreign body** will physically block the nasal passage, leading to symptoms of **nasal obstruction**, often unilateral, depending on the size and location of the object. - This is one of the most direct and immediate symptoms caused by the presence of an object within the nasal cavity.

Q: The artery which leads to bleeding in Woodruff's area is?

Sphenopalatine artery. ***Sphenopalatine artery*** - **Woodruff's area** is located on the posterior lateral wall of the nasal cavity, specifically a plexus of veins and arteries inferior to the posterior end of the inferior turbinate. - Bleeding from this region, often associated with **posterior epistaxis**, typically involves branches of the **sphenopalatine artery**. *Anterior ethmoidal artery* - The **anterior ethmoidal artery** is primarily involved in **anterior epistaxis**, supplying Kiesselbach's plexus on the nasal septum. - It does not contribute significantly to bleeding from Woodruff's area on the posterior lateral wall. *Greater palatine artery* - The **greater palatine artery** supplies the hard and soft palate and a small portion of the nasal floor. - It is not a major contributor to bleeding in Woodruff's area, which is located more superiorly and posteriorly on the lateral nasal wall. *Superior labial artery* - The **superior labial artery** is a branch of the facial artery, primarily supplying the upper lip and philtrum. - While it contributes to the vascular supply of the anterior nasal septum, it is not involved in bleeding from Woodruff's area.

Q: Which of the following is not a feature of ethmoidal polyp?

Commonly found as a single polyp. ***Commonly found as a single polyp*** - **Ethmoidal polyps** are typically **multiple** and bilateral, originating from the ethmoid sinuses. - They rarely present as a single, isolated polyp, which is more characteristic of antrochoanal polyps. - This is the key distinguishing feature that makes this statement INCORRECT. *Common in adults* - **Ethmoidal polyps** are indeed **more prevalent in adults** than in children. - Peak incidence occurs between 30-50 years of age. - Their incidence tends to increase with age, often associated with chronic rhinosinusitis. *Commonly bilateral* - **Ethmoidal polyps** almost invariably present as **bilateral polyps**, involving both sides of the nasal cavity. - This bilateral nature is a key differentiating feature from antrochoanal polyps, which are typically unilateral. - Bilateral presentation is one of the hallmark characteristics of ethmoidal polyps. *Associated with chronic rhinosinusitis* - **Ethmoidal polyps** are strongly associated with **chronic rhinosinusitis with nasal polyposis (CRSwNP)**. - They arise from chronic mucosal inflammation of the ethmoid sinuses. - Often associated with conditions like aspirin-exacerbated respiratory disease (AERD/Samter's triad) and non-allergic eosinophilic inflammation.

Question 1

Young's operation is done for?

Accepted Answer

Atrophic rhinitis

Answer

Allergic rhinitis

Answer

Vasomotor rhinitis

Answer

Idiopathic rhinitis

Question 2

Frisch bacillus affects most commonly

Accepted Answer

Nose

Answer

Mouth

Answer

Eye

Answer

Ear

Question 3

In which condition is surgical intervention involving partial or full closure of the nasal cavity typically performed?

Accepted Answer

Atrophic rhinitis

Answer

Allergic rhinitis

Answer

Vasomotor rhinitis

Answer

Occupational rhinitis

Question 4

What is Pott’s puffy tumor?

Accepted Answer

Subperiosteal abscess of frontal bone

Answer

Subperiosteal abscess of ethmoid bone

Answer

Mucocele of frontal bone

Answer

Mucocele of ethmoid bone

Question 5

Which of the following is NOT a typical feature of a nasal foreign body?

Accepted Answer

Anosmia

Answer

Foul smelling discharge

Answer

Epistaxis

Answer

Nasal obstruction

Question 6

Which of the following statements about vasomotor rhinitis is false?

Accepted Answer

It is an infective condition

Answer

It primarily presents with nasal congestion and rhinorrhea

Answer

It involves autonomic dysfunction of nasal blood vessels

Answer

It is triggered by non-allergic stimuli like weather changes and strong odors

Question 7

All of the following are causes of perforation of the cartilaginous part of the nasal septum except?

Accepted Answer

Syphilis

Answer

Tuberculosis

Answer

Leprosy

Answer

Trauma

Question 8

Which of the following is NOT a feature of a nasal foreign body?

Accepted Answer

Deviated septum

Answer

Epistaxis

Answer

Nasal obstruction

Answer

Vestibulitis

Question 9

The artery which leads to bleeding in Woodruff's area is?

Accepted Answer

Sphenopalatine artery

Answer

Anterior ethmoidal artery

Answer

Greater palatine artery

Answer

Superior labial artery

Question 10

Which of the following is not a feature of ethmoidal polyp?

Accepted Answer

Commonly found as a single polyp

Answer

Common in adults

Answer

Commonly bilateral

Answer

Associated with chronic rhinosinusitis

Diseases of the Nose and Paranasal Sinuses — MCQs

Diseases of the Nose and Paranasal Sinuses — MCQs

On this page

Practice by Chapter

Want unlimited practice?