Diseases of the Nose and Paranasal Sinuses Practice Questions

Q: Atrophic dry nasal mucosa, extensive encrustations, and foul-smelling nasal discharge are suggestive of which condition?

Atrophic Rhinitis. ***Atrophic Rhinitis*** - This condition is characterized by progressive atrophy of the **nasal mucosa and turbinates**, leading to dryness, extensive crusting, and a characteristic **foul odor (ozena)**. - The **wide nasal cavities** due to turbinate atrophy and the **paradoxical nasal obstruction** despite patent airways are classic features. - The **foul-smelling discharge with green-brown crusts** is pathognomonic for atrophic rhinitis. *Rhinoscleroma* - This is a chronic granulomatous disease caused by **Klebsiella rhinoscleromatis**, presenting in three stages: atrophic, granulomatous, and sclerotic. - The sclerotic stage produces a characteristic **woody hard induration** of the nose and upper airways. - While crusting can occur, the primary features are **nasal obstruction, granuloma formation**, and progressive fibrosis, not the extensive atrophy and foul odor seen in atrophic rhinitis. *Wegener's Granulomatosis* - This is a systemic vasculitis (now called Granulomatosis with Polyangiitis) that can affect the upper respiratory tract. - Features include **bloody crusting, epistaxis, and saddle nose deformity** due to cartilage destruction. - **Systemic symptoms** (kidney involvement, pulmonary nodules) and positive **c-ANCA** help differentiate it from isolated atrophic rhinitis. *Nasal Tuberculosis* - Nasal tuberculosis is rare and typically presents with **granulomatous ulcerative lesions**, nasal obstruction, and sometimes **septal perforation**. - The **generalized atrophy, extensive crusting, and characteristic foul odor** are not primary features of nasal TB. - Usually associated with **pulmonary tuberculosis** and responds to anti-tubercular therapy.

Q: Treatment of choice for carcinoma of the maxillary sinus with T3N0M0?

Surgery and Radiotherapy. ***Surgery and Radiotherapy*** - For **T3N0M0 maxillary sinus carcinoma**, a multidisciplinary approach involving both **surgery** (for primary tumor resection) and **postoperative adjuvant radiotherapy** is the preferred treatment. - This combined modality offers the best chance for **local control** and improved survival due to the aggressive nature and potential for microscopic residual disease in T3 tumors. *Surgery* - While surgery is crucial for removing the primary tumor, it alone may not be sufficient for **T3 tumors** due to the high risk of **microscopic residual disease** at the margins. - **Single modality treatment** with surgery for T3 tumors often results in higher rates of **local recurrence**. *Radiotherapy* - **Radiotherapy alone** is generally reserved for unresectable tumors or in cases where surgery is contraindicated due to comorbidities. - It may not achieve adequate **tumor eradication** as a primary standalone treatment for a T3 tumor without the benefit of surgical debulking. *Surgery and chemotherapy* - **Chemotherapy** is often considered in the context of **neoadjuvant** or **concurrent chemoradiation** for advanced head and neck cancers, or for metastatic disease. - For localized T3N0M0 maxillary sinus carcinoma, the primary adjuvant modality after surgery is **radiotherapy**, with chemotherapy reserved for specific scenarios or advanced stages.

Q: Kiesselbach's area does not involve _______.

Posterior ethmoidal artery. ***Posterior ethmoidal artery*** - The **posterior ethmoidal artery** typically supplies the posterior and superior aspects of the nasal septum and sinuses, but it does not directly contribute to the vascular network in **Kiesselbach's area**. - Its high-arising origin from the ophthalmic artery and posterior distribution anatomically excludes it from the anterior septal region. *Anterior ethmoidal artery* - The **anterior ethmoidal artery** is a major artery contributing to **Kiesselbach's plexus**, supplying the anterosuperior part of the nasal septum. - It anastomoses with branches from the sphenopalatine and labial arteries in this region. *Sphenopalatine artery* - The **sphenopalatine artery** is a terminal branch of the maxillary artery and its septal branch significantly contributes to the posteroinferior part of **Kiesselbach's plexus**. - It forms anastomoses with the anterior ethmoidal and greater palatine arteries in this vascular hotspot. *Greater palatine artery* - The **greater palatine artery**, a branch of the descending palatine artery, contributes to **Kiesselbach's plexus** by supplying the anteroinferior aspect of the nasal septum. - Its septal branch ascends to anastomose with other arterial branches in the region, forming part of this highly vascularized area.

Q: A 1-year-old child was brought to the outpatient department with a soft and compressible swelling on the nose that increases on coughing. Which of the following is most likely the diagnosis?

Meningoencephalocele. ***Meningoencephalocele*** - A soft, compressible nasal swelling that increases with **coughing** or **straining** is highly suggestive of a meningoencephalocele due to increased intracranial pressure. - This condition involves a **herniation of brain tissue** (encephalocele) and meninges through a bony defect, often in the nasal region. *Lacrimal sac cyst* - A lacrimal sac cyst would typically present as a swelling in the **medial canthal region** and is usually associated with **tear duct obstruction**, not directly on the nose increasing with coughing. - While soft, it is not usually **compressible** or affected by changes in intracranial pressure in the same way. *Arteriovenous malformation* - An arteriovenous malformation (AVM) would typically present as a **pulsatile** mass with a **bruit**, and might cause warmth or discoloration. - It would not characteristically increase in size with **coughing** as a result of intracranial pressure changes. *Ethmoid cyst* - An ethmoid cyst is a fluid-filled sac originating from the **ethmoid sinuses**. While it can cause nasal obstruction or swelling, it usually presents as a firm, non-pulsatile mass. - It would not typically exhibit **compressibility** with an increase in size when coughing, differentiating it from an intracranial connection.

Q: Esthesioneuroblastoma arises from which of the following?

Olfactory N. ***Olfactory N*** - **Esthesioneuroblastoma** (also known as olfactory neuroblastoma) is a rare malignant tumor that originates from the **neuroectodermal olfactory epithelium** in the superior nasal cavity. - This specialized epithelium contains olfactory receptor neurons and basal stem cells from which the tumor arises [1]. - The axons of these olfactory receptor neurons collectively form the **olfactory nerve (CN I)**, which is why this tumor is associated with the olfactory nerve region [1][2]. *Maxillary N* - The **maxillary nerve** (V2) is a branch of the trigeminal nerve and provides sensory innervation to the middle part of the face, upper teeth, and palate. - It does not contain specialized olfactory epithelium that would give rise to an esthesioneuroblastoma. *Ophthalmic N* - The **ophthalmic nerve** (V1) is another branch of the trigeminal nerve, responsible for sensory innervation to the forehead, upper eyelid, and nasal dorsum. - Like the maxillary nerve, it lacks the olfactory neuroepithelium from which these tumors originate. *Nasociliary N* - The **nasociliary nerve** is a branch of the ophthalmic nerve (V1) and primarily innervates structures within the orbit and the tip of the nose. - It is a somatic sensory nerve and is not associated with the specialized olfactory epithelium.

Q: Halo sign and handkerchief test are positive in which condition?

Cerebrospinal Fluid Rhinorrhea. ***Cerebrospinal Fluid Rhinorrhea*** - The **halo sign** (or double ring sign) is a common diagnostic indicator for **CSF leakage**, appearing as a blood stain surrounded by a clear ring on filter paper. - The **handkerchief test** observes the spreading pattern of fluid, where CSF forms a distinct outer ring due to its capillary action, differentiating it from mucus or blood. *Nasal Septum Deviation* - This condition involves the displacement of the **nasal septum**, leading to symptoms like nasal obstruction and difficulty breathing. - It does not involve any fluid leakage and therefore would not present with a **halo sign** or be relevant to the **handkerchief test**. *Nasal Myiasis Infection* - **Nasal myiasis** is an infestation of the nasal cavity by fly larvae (maggots), causing pain, discharge, and obstruction. - The discharge associated with this condition is typically purulent and bloody, but it would not exhibit the characteristic **halo sign** or react uniquely to the **handkerchief test** like CSF. *Choanal Atresia Condition* - **Choanal atresia** is a congenital malformation where the back of the nasal passage (choana) is blocked, usually by bone or soft tissue. - Symptoms include difficulty breathing and feeding in neonates due to complete or partial nasal obstruction; there is no abnormal CSF leakage involved.

Q: Deep head pain is most commonly associated with which of the following sinus conditions?

Sphenoid sinusitis. ***Sphenoid sinusitis*** - **Sphenoid sinuses** are located deep within the skull, near the brainstem and pituitary gland - Due to their **deep and central location**, inflammation causes **deep, retro-orbital or vertex head pain** - The pain is often described as being "behind the eyes" or "in the center of the head" - This **deep headache** is characteristically **difficult to localize**, distinguishing it from other sinusitis patterns *Ethmoid sinusitis* - **Ethmoid sinuses** are located between the eyes and the bridge of the nose - Pain is typically experienced **between the eyes** or along the **bridge of the nose** - Headache is usually localized to the **nasal bridge or inner canthus**, not deep head pain *Maxillary sinusitis* - **Maxillary sinuses** are located in the cheekbones - Inflammation causes pain and pressure in the **cheeks**, under the eyes, or **referred pain to the upper teeth** - Most commonly associated with **facial pain**, not deep headache *Frontal sinusitis* - **Frontal sinuses** are located in the forehead - Pain is classic for being localized to the **forehead, above the eyebrows** - While it causes significant headache, it is typically in the **front of the head** - Pain is usually **exacerbated by leaning forward**

Q: Vidian neurectomy is used for the treatment of?

Chronic vasomotor rhinitis. ***Chronic vasomotor rhinitis*** - **Vidian neurectomy** is a surgical procedure that targets the **vidian nerve** (also known as the **nerve of the pterygoid canal**), which carries parasympathetic fibers to the nasal mucosa. - By severing these fibers, the procedure aims to reduce the excessive nasal secretions and congestion characteristic of **vasomotor rhinitis**. *Benign positional paroxysmal vertigo* - This condition is primarily treated with **canalith repositioning maneuvers** (e.g., Epley maneuver), which aim to displace otoconia from the semicircular canals. - Surgical intervention is rarely required and, if so, would typically involve **posterior semicircular canal occlusion**, not vidian neurectomy. *Meniere's disease* - Management often involves dietary modifications, medications (e.g., diuretics, anti-emetics), and, in severe cases, procedures like **endolymphatic sac decompression** or **labyrinthectomy**. - **Vidian neurectomy** is not a treatment for the fluctuating hearing loss, vertigo, and tinnitus associated with Meniere's disease. *Otosclerosis* - The primary treatment for this condition, characterized by abnormal bone growth in the middle ear causing conductive hearing loss, is **stapedectomy** with prosthesis placement. - **Vidian neurectomy** has no role in addressing the bony pathology of otosclerosis.

Q: What condition is characterized by atrophic dry nasal mucosa, extensive encrustations, and a woody hard external nose?

Rhinitis sicca. ***Rhinitis sicca*** - This condition is precisely described by **atrophic dry nasal mucosa** and the presence of **extensive encrustations**, alongside a **woody hard external nose**. - It involves a chronic inflammatory process leading to atrophy and dryness of the nasal lining, often with thick crust formation. *Allergic rhinitis* - Characterized by symptoms like **sneezing, rhinorrhea, nasal congestion**, and **itchy eyes/nose**, triggered by allergens. - It does not typically present with severe dryness, extensive encrustations, or a woody hard external nose. *Chronic rhinosinusitis* - Involves inflammation of the paranasal sinuses and nasal cavity for more than 12 weeks, leading to symptoms like **facial pain/pressure, nasal obstruction, and discharge**. - While it can involve crusting, the primary features of severe dryness and a woody hard external nose are not typical. *Nasal polyps* - These are **benign, grape-like growths** within the nasal passages or sinuses, often leading to nasal obstruction and reduced sense of smell. - They are a structural issue and do not primarily cause atrophic dry mucosa, extensive encrustations, or a woody hard external nose.

Q: In which condition is Young's operation performed?

Atrophic rhinitis. ***Atrophic rhinitis*** - **Young's operation** is a surgical procedure specifically designed to treat severe cases of **atrophic rhinitis**, aiming to narrow the nasal cavity and promote mucosal regeneration. - Involves **closing the nostrils temporarily** for several months to allow healing and reduce crusting and foul odor associated with the condition. *Allergic rhinitis* - This condition is managed primarily with **antihistamines**, **nasal corticosteroids**, and allergen avoidance, not surgical methods like Young's operation. - It is an **inflammatory response** to allergens, causing sneezing, itching, and rhinorrhea, which is distinct from the mucosal atrophy seen in atrophic rhinitis. *Vasomotor rhinitis* - Vasomotor rhinitis is characterized by **non-allergic triggers** like temperature changes or irritants, leading to nasal congestion and rhinorrhea. - Treatment typically involves **topical nasal sprays** (e.g., ipratropium bromide) or lifestyle modifications, not **Young's operation**. *Lupus vulgaris* - Lupus vulgaris is a form of **cutaneous tuberculosis** affecting the skin, primarily treated with **anti-tubercular drugs**, not a nasal surgical procedure. - It presents as chronic, progressive skin lesions and is unrelated to nasal cavity disorders.

Question 1

Atrophic dry nasal mucosa, extensive encrustations, and foul-smelling nasal discharge are suggestive of which condition?

Accepted Answer

Atrophic Rhinitis

Answer

Nasal Tuberculosis

Answer

Rhinoscleroma

Answer

Wegener's Granulomatosis

Question 2

Treatment of choice for carcinoma of the maxillary sinus with T3N0M0?

Accepted Answer

Surgery and Radiotherapy

Answer

Surgery

Answer

Radiotherapy

Answer

Surgery and chemotherapy

Question 3

Kiesselbach's area does not involve _______.

Accepted Answer

Posterior ethmoidal artery

Answer

Anterior ethmoidal artery

Answer

Sphenopalatine artery

Answer

Greater palatine artery

Question 4

A 1-year-old child was brought to the outpatient department with a soft and compressible swelling on the nose that increases on coughing. Which of the following is most likely the diagnosis?

Accepted Answer

Meningoencephalocele

Answer

Arteriovenous malformation

Answer

Lacrimal sac cyst

Answer

Ethmoid cyst

Question 5

Esthesioneuroblastoma arises from which of the following?

Accepted Answer

Olfactory N

Answer

Maxillary N

Answer

Ophthalmic N

Answer

Nasociliary N

Question 6

Halo sign and handkerchief test are positive in which condition?

Accepted Answer

Cerebrospinal Fluid Rhinorrhea

Answer

Nasal Septum Deviation

Answer

Nasal Myiasis Infection

Answer

Choanal Atresia Condition

Question 7

Deep head pain is most commonly associated with which of the following sinus conditions?

Accepted Answer

Sphenoid sinusitis

Answer

Ethmoid sinusitis

Answer

Maxillary sinusitis

Answer

Frontal sinusitis

Question 8

Vidian neurectomy is used for the treatment of?

Accepted Answer

Chronic vasomotor rhinitis

Answer

Meniere's disease

Answer

Otosclerosis

Answer

Benign positional paroxysmal vertigo

Question 9

What condition is characterized by atrophic dry nasal mucosa, extensive encrustations, and a woody hard external nose?

Accepted Answer

Rhinitis sicca

Answer

Chronic rhinosinusitis

Answer

Allergic rhinitis

Answer

Nasal polyps

Question 10

In which condition is Young's operation performed?

Accepted Answer

Atrophic rhinitis

Answer

Allergic rhinitis

Answer

Vasomotor rhinitis

Answer

Lupus vulgaris

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?