Diseases of the Pharynx Practice Questions

Q: Moure's sign can be detected in which of the following conditions?

Postcricoid carcinoma. **Explanation:** **Moure’s Sign** (also known as the loss of laryngeal crepitus) is a classic clinical sign used to identify malignancies of the postcricoid region. **Why Postcricoid Carcinoma is Correct:** Normally, when the larynx is moved side-to-side against the vertebral column, a palpable "grating" sensation or click is produced; this is known as **laryngeal crepitus**. In **Postcricoid Carcinoma**, the tumor mass infiltrates the space between the cricoid cartilage and the cervical vertebrae. This soft tissue mass acts as a "cushion," preventing the cartilage from rubbing against the bone, thereby leading to the **loss of laryngeal crepitus (Positive Moure’s Sign)**. **Why Other Options are Incorrect:** * **Nasopharyngeal Carcinoma:** This occurs in the upper pharynx, far above the larynx, and does not interfere with laryngeal mobility against the vertebrae. * **Oropharyngeal Carcinoma:** While closer to the larynx, these tumors typically involve the base of tongue or tonsils and do not occupy the postcricoid space required to abolish crepitus. * **Supraglottic Carcinoma:** These tumors involve the structures above the vocal cords (e.g., epiglottis). Unless there is massive posterior extension into the hypopharynx, laryngeal crepitus remains preserved. **Clinical Pearls for NEET-PG:** * **Postcricoid Carcinoma** is highly associated with **Plummer-Vinson (Paterson-Brown-Kelly) Syndrome**, characterized by iron deficiency anemia, glossitis, and esophageal webs. * It is more common in **females**, unlike most other head and neck cancers. * **Trotter’s Triad** (for Nasopharyngeal Ca): Conductive deafness, palatal paralysis, and trigeminal neuralgia. * **Direct Laryngoscopy** is the gold standard for evaluating the extent of postcricoid lesions.

Q: What is the most common presentation of nasopharyngeal carcinoma?

Neck mass. **Explanation:** Nasopharyngeal Carcinoma (NPC) is a unique head and neck malignancy with a strong association with the **Epstein-Barr Virus (EBV)**. **1. Why "Neck Mass" is correct:** The most common presenting symptom of NPC (seen in approximately **60–80% of cases**) is a **painless neck mass**, typically involving the upper deep cervical (Level II) lymph nodes. This occurs because the nasopharynx has an extremely rich lymphatic network, leading to early lymphatic spread, often before the primary tumor causes local symptoms. **2. Analysis of Incorrect Options:** * **B. Trotter’s Triad:** This is a classic diagnostic triad for NPC consisting of: (1) Conductive deafness (due to Eustachian tube blockage), (2) Ipsilateral facial/trigeminal pain, and (3) Palatal paralysis. While pathognomonic, it represents advanced local spread and is not the *most common* initial presentation. * **C. Ophthalmoplegia:** This occurs due to the involvement of cranial nerves (III, IV, VI) via the cavernous sinus or superior orbital fissure. It indicates advanced stage disease (T4). * **D. Glue Ear (Otitis Media with Effusion):** While a very common early sign due to Eustachian tube obstruction at the Fossa of Rosenmüller, it is statistically less frequent as the *primary* presenting complaint compared to a neck mass. **Clinical Pearls for NEET-PG:** * **Fossa of Rosenmüller:** The most common site of origin for NPC. * **Unilateral Serous Otitis Media** in an adult is NPC until proven otherwise. * **Treatment of Choice:** Radiotherapy (NPC is highly radiosensitive). Surgery is generally reserved for salvage. * **Histology:** The WHO Type 3 (Undifferentiated) is the most common and has the strongest link to EBV.

Q: A young patient presents with headache, epiphora, and bilateral nasal obstruction, but no fever. What is the most likely diagnosis?

Juvenile angiofibroma. **Explanation:** The clinical presentation of a young male with headache, bilateral nasal obstruction, and epiphora—in the absence of fever—is highly suggestive of **Juvenile Nasopharyngeal Angiofibroma (JNA)**. **Why Juvenile Angiofibroma is correct:** JNA is a benign but locally aggressive, highly vascular tumor primarily affecting adolescent males. * **Nasal Obstruction:** As the tumor grows in the nasopharynx, it causes progressive obstruction (often bilateral as it fills the space). * **Epiphora:** This occurs due to the tumor's pressure on or invasion of the nasolacrimal duct. * **Headache:** This results from pressure effects or secondary sinusitis due to ostial blockage. * **Absence of Fever:** This helps rule out infectious etiologies like acute rhinosinusitis. **Why other options are incorrect:** * **Nasal Polyp:** While they cause obstruction, they are typically painless and rarely cause epiphora unless they are massive (e.g., Antrochoanal polyp), but JNA is a more classic "exam" diagnosis for this triad in a young patient. * **Nasal Carcinoma:** Usually presents in older age groups and is often associated with cervical lymphadenopathy and constitutional symptoms. * **Rhinoscleroma:** A chronic granulomatous condition characterized by "woody" hard swelling and foul-smelling discharge; it typically follows a specific three-stage progression (Atrophic, Granulomatous, Cicatricial). **High-Yield Clinical Pearls for NEET-PG:** * **Origin:** Most commonly from the sphenopalatine foramen. * **Classic Sign:** **Holman-Miller Sign** (Antral Sign) – Anterior bowing of the posterior wall of the maxillary sinus seen on CT/MRI. * **Diagnosis:** Biopsy is **contraindicated** due to the risk of torrential hemorrhage. Diagnosis is clinical and radiological (Contrast CT/Angiography). * **Treatment of Choice:** Surgical excision (often preceded by preoperative embolization to reduce blood loss).

Q: What anatomical space is often referred to as the "graveyard of an ENT surgeon"?

Tonsilolingual sulcus. **Explanation:** The **Tonsilolingual sulcus** is famously known as the "graveyard of an ENT surgeon" because it is a common site for occult or "hidden" primary malignancies. This anatomical groove, located between the base of the tongue and the palatine tonsil, is rich in lymphatics and possesses deep mucosal folds. Small, asymptomatic carcinomas can hide here for long periods, often presenting only when they have already metastasized to cervical lymph nodes. For a surgeon, missing a lesion in this area during a clinical examination can lead to a failure in diagnosing the primary source of a "neck lump." **Analysis of Incorrect Options:** * **Pyriform Fossa:** While this is a common site for malignancies (the "hidden area" of the laryngopharynx), it is not traditionally given this specific moniker. It is, however, associated with the "tea-pot sign" in laryngeal trauma. * **Bucco Labial sulcus:** This is an easily accessible area of the oral cavity. It is a common site for "snuff dipper’s carcinoma" but is not a hidden or surgically treacherous zone. * **Peritonsillar space:** This is the potential space between the tonsillar capsule and the superior constrictor muscle. It is the site for a peritonsillar abscess (Quinsy) but does not hide occult malignancies. **Clinical Pearls for NEET-PG:** * **Occult Primary:** When a patient presents with a metastatic squamous cell carcinoma in the neck with an unknown primary, the tonsilolingual sulcus, base of tongue, and nasopharynx must be biopsied. * **Examination:** Evaluation of this area often requires **indirect laryngoscopy** or **flexible fiberoptic endoscopy** to visualize the deep crevices. * **Lymphatic Drainage:** Malignancies here typically drain to the **Jugulodigastric (Level II)** lymph nodes.

Q: Tonsillectomy is indicated in which of the following conditions?

Chronic tonsillitis with complications. **Explanation:** Tonsillectomy is a surgical procedure with specific absolute and relative indications. The correct answer is **Chronic tonsillitis with complications** because it represents an absolute indication for surgery. **1. Why Option C is Correct:** Chronic tonsillitis that leads to systemic or local complications—such as **peritonsillar abscess (Quinsy)**, febrile seizures, or suspicion of malignancy—necessitates surgical removal. When the tonsils become a reservoir for infection that affects other systems (e.g., causing rheumatic fever or glomerulonephritis), they must be removed to prevent further morbidity. **2. Analysis of Incorrect Options:** * **A. Recurrent acute tonsillitis:** While this is a common reason for surgery, it is generally considered a **relative indication** unless it meets the **Paradise Criteria** (7 episodes in 1 year, 5 per year for 2 years, or 3 per year for 3 years). * **B. Aphthous ulcers:** These are painful, shallow ulcers of the mucosa, usually viral or idiopathic. They are not an indication for tonsillectomy as they do not involve the lymphoid tissue of the tonsils. * **C. Physiological tonsillar enlargement:** In children, tonsils naturally enlarge (peak age 3–6 years) as part of the immune system. Unless this causes **Obstructive Sleep Apnea (OSA)** or significant dysphagia, it is not an indication for surgery. **NEET-PG High-Yield Pearls:** * **Most common indication (Overall):** Recurrent acute tonsillitis. * **Most common indication (Children):** Obstructive Sleep Apnea (OSA) due to hypertrophy. * **Eagle’s Syndrome:** Elongated styloid process causing throat pain; tonsillectomy is part of the surgical approach (Styloidectomy). * **Post-tonsillectomy Hemorrhage:** * *Primary:* Within 24 hours (usually due to inadequate ligation). * *Secondary:* 5–10 days later (due to infection/sloughing of the scab).

Q: Which of the following is not a feature of chronic tonsillitis?

Fever. **Explanation:** Chronic tonsillitis is a state of persistent inflammation of the tonsils, usually resulting from unresolved acute infections. The diagnosis is primarily clinical, based on history and physical findings. **Why Fever is the correct answer:** Fever is a hallmark of **acute tonsillitis**, where systemic inflammatory responses are active. In **chronic tonsillitis**, the infection is low-grade and persistent rather than systemic. While a patient may have a history of past febrile episodes, fever is not a clinical feature of the chronic state itself. If a patient with chronic tonsillitis develops a fever, it indicates an "acute-on-chronic" exacerbation rather than the baseline chronic condition. **Analysis of other options:** * **Halitosis (Bad breath):** This is a classic feature caused by the accumulation of food particles, bacteria, and desquamated epithelium in the tonsillar crypts, forming foul-smelling **tonsilloliths** (tonsil stones). * **Recurrent attacks of sore throat:** This is the most common presenting symptom. Chronic inflammation makes the tonsils a reservoir for pathogens, leading to frequent symptomatic episodes. * **Choking spells at night:** In cases of **chronic hypertrophic tonsillitis**, the massive enlargement of the tonsils can cause mechanical airway obstruction, leading to snoring, sleep apnea, and nocturnal choking spells. **NEET-PG High-Yield Pearls:** * **Irwin Moore’s Sign:** Positive expression of cheesy material (pus/debris) from the crypts upon applying pressure to the anterior pillar—a diagnostic sign of chronic follicular tonsillitis. * **Most common organism:** *Streptococcus pyogenes* (Group A Beta-hemolytic Strep) is the most common bacterial cause. * **Complication:** Chronic tonsillitis is a common cause of **jugulodigastric lymphadenopathy** (the "tonsillar lymph node").

Question 1

Moure's sign can be detected in which of the following conditions?

Accepted Answer

Postcricoid carcinoma

Answer

Nasopharyngeal carcinoma

Answer

Oropharyngeal carcinoma

Answer

Supraglottic carcinoma

Question 2

An 18-year-old boy presented with repeated epistaxis and a mass arising from the lateral wall of his nose extending into the nasopharynx. All of the following are true regarding his management except?

Accepted Answer

Transmaxillary approach is used

Answer

Requires adequate amount of blood to be transfused

Answer

A lateral rhinotomy approach may be used

Answer

Transpalatal approach is used

Question 3

A patient presents with extremely enlarged palatine tonsils. Surgical removal of the tonsils is considered. What is a potential complication of this surgery?

Accepted Answer

Loss of taste in the posterior one-third of the tongue and possible difficulty in swallowing.

Answer

Loss of taste in the anterior two-thirds of the tongue.

Answer

Inability to protrude the tongue.

Answer

Weakness in opening the mouth due to damage to the lateral pterygoid muscle innervation.

Question 4

The 'hot potato' voice is characteristically seen in which of the following conditions?

Accepted Answer

Lateral pharyngeal space infection

Answer

Pterygomandibular space infection

Answer

Retropharyngeal space infection

Answer

Pretracheal space infection

Question 5

What is the most common presentation of nasopharyngeal carcinoma?

Accepted Answer

Neck mass

Answer

Trotter's triad

Answer

Ophthalmoplegia

Answer

Glue ear

Question 6

A young patient presents with headache, epiphora, and bilateral nasal obstruction, but no fever. What is the most likely diagnosis?

Accepted Answer

Juvenile angiofibroma

Answer

Nasal polyp

Answer

Nasal carcinoma

Answer

Rhinoscleroma

Question 7

All of the following statements about Zenker's diverticulum are true EXCEPT:

Accepted Answer

It is an outpouching of the anterior pharyngeal wall, just above the cricopharyngeus muscle.

Answer

It is an acquired diverticulum.

Answer

Lateral X-rays with a barium swallow are often diagnostic.

Answer

It is a false diverticulum.

Question 8

What anatomical space is often referred to as the "graveyard of an ENT surgeon"?

Accepted Answer

Tonsilolingual sulcus

Answer

Pyriform Fossa

Answer

Bucco Labial sulcus

Answer

Peritonsillar space

Question 9

Tonsillectomy is indicated in which of the following conditions?

Accepted Answer

Chronic tonsillitis with complications

Answer

Recurrent acute tonsillitis

Answer

Aphthous ulcers in the pharynx

Answer

Physiological tonsillar enlargement

Question 10

Which of the following is not a feature of chronic tonsillitis?

Accepted Answer

Fever

Answer

Halitosis

Answer

Recurrent attacks of sore throat

Answer

Choking spells at night

Diseases of the Pharynx — MCQs

Diseases of the Pharynx — MCQs

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