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: 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: 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 the treatment of choice for Deviated Nasal Septum (DNS) in adults?

Septoplasty. ***Septoplasty*** - **Septoplasty** is the surgical procedure of choice to correct a deviated nasal septum by **realigning the cartilage and bone** in the septum. - It is performed to improve nasal airflow and address symptoms like **nasal obstruction** or recurrent sinusitis. *Medical management with decongestants* - **Decongestants** provide temporary relief from nasal congestion but do not correct the underlying **anatomical deviation** of the septum. - Prolonged use of decongestants can lead to **rhinitis medicamentosa**, a rebound congestion. *Observation* - **Observation** is not an appropriate long-term solution for symptomatic DNS as the **anatomical deviation** will persist and symptoms are unlikely to improve spontaneously. - Patients with significant symptoms impacting their quality of life require active intervention rather than just monitoring. *Turbinoplasty* - **Turbinoplasty** is a procedure to reduce the size of the **turbinates**, which are bony structures in the nasal cavity that can contribute to nasal obstruction. - While it can be performed concurrently with septoplasty, it does not correct the **deviated septum itself**.

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: 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: Which of the following is not a complication of maxillary sinus lavage and insufflation?

Facial nerve injury. ***Facial nerve injury*** - The **facial nerve (CN VII)** passes through the parotid gland and temporal bone, far from the maxillary sinus. - There is no anatomical proximity or procedural mechanism during maxillary sinus lavage and insufflation that would put the facial nerve at risk of injury. *Air embolism* - **Insufflation of air** into the maxillary sinus, especially under pressure, can lead to air entering the bloodstream if a blood vessel is inadvertently punctured. - This can result in a serious and potentially fatal **air embolism**, particularly if the air reaches the cerebral circulation. *Orbital injury* - The **medial wall of the maxillary sinus** is in close proximity to the orbit, separated by thin bone. - During lavage, excessive force or incorrect angulation of instruments can perforate this thin bone, leading to **orbital complications** such as periorbital hematoma or injury to orbital contents. *Epistaxis* - During the procedure, the **mucosa of the nasal cavity** or the sinus itself can be traumatized by the instruments used for lavage. - This local trauma to the rich blood supply of these areas can easily cause **nasal bleeding (epistaxis)**.

Q: Which of the following statements about vasomotor rhinitis is NOT true?

It is caused by an allergic reaction. ***It is caused by an allergic reaction.*** - Vasomotor rhinitis, also known as nonallergic rhinitis, is characterized by symptoms similar to allergic rhinitis but is **not mediated by an allergic reaction** or an IgE-mast cell response. - Its etiology is related to the **dysregulation of the autonomic nervous system**, specifically an imbalance in the vascular tone of nasal blood vessels, rather than an allergic trigger. *It is due to parasympathetic overactivity* - **Parasympathetic overactivity** is a recognized underlying mechanism in vasomotor rhinitis, leading to increased vascular permeability and glandular secretion. - This overactivity results in symptoms such as **nasal congestion**, rhinorrhea, and sneezing, mimicking allergic rhinitis without an identifiable allergen. *Resistant cases may need cryotherapy* - For severe and **medically refractory cases** of vasomotor rhinitis, **cryotherapy** (specifically cryoablation of the posterior nasal nerve) can be a treatment option. - This procedure targets the nerves responsible for parasympathetic outflow to the nasal mucosa, thereby reducing symptoms like rhinorrhea and congestion. *It may lead to hypertrophic rhinitis* - Chronic inflammation and vascular engorgement associated with long-standing vasomotor rhinitis can lead to **mucosal hypertrophy**, particularly of the inferior turbinates. - This condition, known as **hypertrophic rhinitis**, can exacerbate nasal obstruction and may require surgical intervention to improve airflow.

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

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 4

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 5

What is the treatment of choice for Deviated Nasal Septum (DNS) in adults?

Accepted Answer

Septoplasty

Answer

Medical management with decongestants

Answer

Observation

Answer

Turbinoplasty

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 true about nasal myiasis except which of the following?

Accepted Answer

Nasal myiasis is typically asymptomatic

Answer

Common in vasomotor rhinitis

Answer

Nasal myiasis can cause intense nasal irritation.

Answer

Meningitis may occur in severe nasal myiasis.

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

Which of the following is not a complication of maxillary sinus lavage and insufflation?

Accepted Answer

Facial nerve injury

Answer

Orbital injury

Answer

Epistaxis

Answer

Air embolism

Question 10

Which of the following statements about vasomotor rhinitis is NOT true?

Accepted Answer

It is caused by an allergic reaction

Answer

It is due to parasympathetic overactivity

Answer

Resistant cases may need cryotherapy

Answer

It may lead to hypertrophic rhinitis

Diseases of the Nose and Paranasal Sinuses — MCQs

Diseases of the Nose and Paranasal Sinuses — MCQs

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