Head and Neck Surgery Practice Questions

Q: A young patient presents with a midline, tender swelling in the neck that occurred after an attack of sore throat. What is the most likely diagnosis?

Subacute thyroiditis. **Explanation:** **Subacute Thyroiditis (De Quervain’s Thyroiditis)** is the most likely diagnosis. The classic presentation involves a **painful, tender midline neck swelling** that typically follows a **viral upper respiratory tract infection** (sore throat). It is an inflammatory condition, likely post-viral, characterized by the destruction of thyroid follicles and the release of preformed thyroid hormones. **Why the other options are incorrect:** * **Acute Thyroiditis:** This is a rare bacterial infection (usually *S. aureus*). While it presents with severe pain and fever, it is typically associated with a pyriform sinus fistula and presents as an abscess rather than a post-viral swelling. * **Thyroglossal Cyst:** While this is a midline swelling, it is typically **painless** unless infected. It characteristically moves upward on protrusion of the tongue, which is not mentioned here. * **Toxic Goiter:** Conditions like Graves' disease present with features of hyperthyroidism and a diffuse, non-tender goiter. Pain and tenderness are not features of toxic goiter. **High-Yield Clinical Pearls for NEET-PG:** * **Pathognomonic Feature:** Elevated ESR (often >50-100 mm/hr) with low radioactive iodine uptake (RAIU) due to follicular damage. * **Histology:** Presence of **multinucleated giant cells** and granulomatous inflammation. * **Treatment:** Primarily symptomatic with NSAIDs; steroids are used for severe pain. It is usually self-limiting. * **Triad to remember:** Post-viral + Exquisite tenderness + High ESR = Subacute Thyroiditis.

Q: Regarding cystic disease of the breast, which one of the following statements is true?

Aspiration is the treatment. **Explanation:** Cystic disease of the breast, often part of **Fibrocystic Change (ANDI - Aberrations of Normal Development and Involution)**, is a benign condition characterized by fluid-filled sacs resulting from the involution of breast lobules. **Why Option D is correct:** **Fine Needle Aspiration (FNA)** is both diagnostic and therapeutic. If the aspirated fluid is non-bloody and the lump disappears completely without recurrence, no further treatment is required. This makes aspiration the primary management strategy for symptomatic or large cysts. **Why other options are incorrect:** * **Option A:** Cystic disease is most common in the **perimenopausal age group (35–50 years)**, not 25. It is rare after menopause unless the patient is on Hormone Replacement Therapy (HRT). * **Option B:** Excision is not the first-line treatment. Surgery is only indicated if the cyst recurs repeatedly after aspiration, contains blood-stained fluid, or shows a residual solid mass (intracystic papilloma/carcinoma). * **Option C:** Simple cysts are **benign** and do not carry an increased risk of malignancy. Only complex cysts with solid components or proliferative changes with atypia (found on biopsy) increase the risk of future breast cancer. **NEET-PG High-Yield Pearls:** * **Triple Assessment:** Clinical examination, Imaging (Ultrasound is preferred for cysts), and Pathology (FNA/Core Biopsy). * **Blue-Domed Cysts of Bloodgood:** A classic pathological description of large, tense cysts containing brownish-blue fluid. * **Management Rule:** If the fluid is bloody or the mass persists after aspiration, a core needle biopsy is mandatory to rule out malignancy.

Q: All of the following are approaches to the Temporomandibular joint, except?

Gillie's temporal approach. **Explanation:** The correct answer is **Gillie’s temporal approach** because it is not used to access the Temporomandibular Joint (TMJ) itself; rather, it is a specific surgical technique used for the **reduction of isolated zygomatic arch fractures**. ### Why Gillie’s Approach is the Exception: In Gillie’s approach, an incision is made in the temporal region (within the hairline), and a plane is created deep to the **temporal fascia** but superficial to the **temporalis muscle**. An elevator (e.g., Bristow’s or Rowe’s) is passed down this plane to reach the medial aspect of the zygomatic arch to "pop" the fracture back into place. It does not provide visualization or surgical access to the TMJ capsule or disc. ### Evaluation of Other Options: * **Hind’s Retromandibular Approach:** This provides excellent access to the posterior border of the ramus and the condylar process. It is commonly used for ORIF (Open Reduction Internal Fixation) of subcondylar fractures. * **Alkayat-Bramley Preauricular Incision:** This is a modification of the standard preauricular approach. It uses a question-mark-shaped incision to provide wide exposure of the TMJ and zygomatic arch while protecting the upper branches of the facial nerve. It is considered the "gold standard" for TMJ ankylosis surgery. * **Endaural Approach:** The incision is made within the external auditory meatus. It provides direct access to the joint while hiding the scar within the ear canal, though it carries a risk of meatal stenosis. ### High-Yield Clinical Pearls for NEET-PG: * **Most common approach to TMJ:** Preauricular approach. * **Nerve at risk during TMJ surgery:** Facial nerve (specifically the temporal and zygomatic branches). * **Gillie’s Approach Landmark:** The incision is made 2.5 cm superior and anterior to the helix, staying deep to the deep temporal fascia to avoid the temporal branch of the facial nerve.

Q: Which neck swelling moves on swallowing?

Thyroid gland. **Explanation:** The **Thyroid gland** is the correct answer because of its unique anatomical relationship with the **pretracheal fascia**. The thyroid is enclosed within this fascia, which is firmly attached to the **cricoid cartilage** and the **oblique line of the thyroid cartilage**. During deglutition (swallowing), the larynx and trachea are elevated by the suprahyoid muscles; because the thyroid is anchored to these structures via the pretracheal fascia (specifically the Suspensory Ligament of Berry), it moves upward along with them. **Analysis of Incorrect Options:** * **Submandibular salivary gland:** Located in the submandibular triangle, it is not attached to the laryngeal framework or the pretracheal fascia. While it may move slightly with jaw movement, it does not move with swallowing. * **Supraclavicular lymph gland:** These are located in the posterior triangle or the root of the neck and are not associated with the visceral compartment of the neck. * **Sternomastoid tumour:** This is a fibromatosis of the sternocleidomastoid muscle (often seen in congenital muscular torticollis). It is located within the carotid sheath or muscle belly and is independent of the swallowing mechanism. **Clinical Pearls for NEET-PG:** 1. **Exceptions:** Two other swellings move with swallowing: **Thyroglossal cysts** (which also move with **protrusion of the tongue** due to their attachment to the hyoid bone) and **Subhyoid bursitis**. 2. **Fixed Thyroid:** If a thyroid swelling does *not* move with swallowing, it suggests **malignant infiltration** into surrounding structures or **Riedel’s thyroiditis**. 3. **Laryngocele:** This may also move with swallowing but is typically resonant on percussion.

Q: With respect to surgical repair of cleft palate, the soft palate is first repaired. What is the ideal age for this procedure?

6 months. **Explanation:** The surgical repair of a cleft palate (Palatoplasty) is strategically timed to balance two competing factors: maximizing normal speech development and minimizing interference with maxillary (mid-face) growth. **Why 6 months is correct:** Current surgical protocols, particularly the **two-stage repair**, advocate for the repair of the **soft palate at 6 months of age**. The soft palate contains the musculature (levator veli palatini) essential for velopharyngeal competence. Early repair (at 6 months) allows the infant to develop the necessary muscle control for normal phonation and swallowing before they begin complex speech patterns. The hard palate is often delayed until 15–18 months to prevent early scarring that could restrict maxillary growth and lead to mid-face retrusion. **Analysis of Incorrect Options:** * **3 months (Option D):** This is the traditional age for **Cleft Lip repair** (Rule of 10s). Repairing the palate at 3 months is technically difficult due to the small size of the oral cavity and carries a higher anesthetic risk. * **9 months & 12 months (Options B & A):** While many centers perform a single-stage total palate repair between 9 and 12 months, the specific question asks for the repair of the **soft palate first**. In a staged approach, 6 months is the gold standard to ensure optimal speech outcomes. **High-Yield Clinical Pearls for NEET-PG:** * **Rule of 10s (Millard’s Criteria for Cleft Lip):** 10 weeks old, 10 lbs weight, 10 g/dL Hemoglobin. * **Speech Development:** The primary goal of palatoplasty is speech; the primary goal of cheiloplasty (lip repair) is aesthetics and feeding. * **Common Muscle Involved:** The **Levator veli palatini** is the most important muscle to reconstruct during palatoplasty. * **Otitis Media:** Children with cleft palate are prone to **Otitis Media with Effusion** due to Eustachian tube dysfunction (dysfunction of the Tensor veli palatini).

Q: What is the primary causative factor for myofascial pain dysfunction syndrome of the temporomandibular joint (TMJ)?

Muscular overextension and overcontraction. **Explanation:** **Myofascial Pain Dysfunction Syndrome (MPDS)** is the most common cause of temporomandibular joint (TMJ) pain. Unlike internal derangements of the joint, MPDS is primarily a **psychophysiological disorder** involving the muscles of mastication rather than the joint structures themselves. **Why Option C is Correct:** The primary causative factor is **muscular overextension and overcontraction**, often triggered by psychological stress. This leads to parafunctional habits such as **bruxism** (teeth grinding) or clenching. These repetitive actions result in muscle fatigue, spasms, and the formation of "trigger points," which manifest as dull, aching pain in the preauricular region and restricted jaw movement. **Why Other Options are Incorrect:** * **Option A (Infratemporal space infection):** While this can cause trismus (lockjaw) and pain, it is an acute bacterial process characterized by fever and swelling, not the chronic functional etiology seen in MPDS. * **Option B (Auriculotemporal neuritis):** The auriculotemporal nerve provides sensory innervation to the TMJ, but primary neuritis is rare and does not account for the muscular spasms central to MPDS. * **Option D (Otitis media):** This is an inflammatory condition of the middle ear. While it can cause referred pain to the TMJ area, it does not involve the masticatory muscle dysfunction characteristic of MPDS. **High-Yield Clinical Pearls for NEET-PG:** * **Laskin’s Diagnostic Criteria:** MPDS is diagnosed by the presence of unilateral pain, muscle tenderness, clicking sounds (sometimes), and limitation of jaw opening. * **Management:** Treatment is conservative, focusing on **stress reduction**, NSAIDs, muscle relaxants, and soft occlusal splints (night guards). * **Demographics:** It is most frequently seen in young females (20–40 years).

Q: What is the commonest treatment for a Branchial cyst?

Excision. **Explanation:** A **Branchial cyst** is a congenital epithelial cyst arising from the remnants of the second branchial cleft (95% of cases). It typically presents as a soft, fluctuant, non-transilluminant mass at the junction of the upper third and middle third of the sternocleidomstoid muscle. **Why Excision is the Correct Answer:** The definitive treatment for a branchial cyst is **complete surgical excision**. This is necessary because the cyst has a high propensity for recurrent infections and can lead to fistula formation if left untreated. During surgery, care must be taken to identify and preserve the carotid vessels, as the cyst is typically located in the carotid triangle, deep to the cervical fascia. **Analysis of Incorrect Options:** * **A. Cystectomy:** While technically similar to excision, "Excision" is the preferred surgical terminology for the complete removal of the cyst along with its lining to prevent recurrence. * **B. Aspiration:** Aspiration is only used as a diagnostic tool (to find cholesterol crystals) or to temporarily relieve pressure in an infected cyst. It is never curative, as the epithelial lining remains, leading to inevitable recurrence. * **D. No treatment:** Conservative management is not recommended due to the high risk of secondary infection (abscess formation) and the rare risk of branchiogenic carcinoma in older adults. **High-Yield Clinical Pearls for NEET-PG:** * **Location:** Most common at the anterior border of the upper 1/3rd of the Sternocleidomstoid muscle. * **Pathognomonic Finding:** Aspiration of the cyst fluid typically reveals **cholesterol crystals**. * **Lining:** Usually lined by stratified squamous epithelium. * **Differential Diagnosis:** Must be differentiated from a cold abscess (TB) or Carotid Body Tumor. * **Age:** Usually presents in late childhood or early adulthood (2nd–3rd decade).

Question 1

A young patient presents with a midline, tender swelling in the neck that occurred after an attack of sore throat. What is the most likely diagnosis?

Accepted Answer

Subacute thyroiditis

Answer

Acute thyroiditis

Answer

Thyroglossal cyst

Answer

Toxic goiter

Question 2

Regarding cystic disease of the breast, which one of the following statements is true?

Accepted Answer

Aspiration is the treatment

Answer

Common in 25 years of age

Answer

Excision is the treatment

Answer

May turn into malignant

Question 3

All of the following are approaches to the Temporomandibular joint, except?

Accepted Answer

Gillie's temporal approach

Answer

Hind's retromandibular approach

Answer

Alkayat-Bramley preauricular incision

Answer

Endaural approach

Question 4

Which of the following masses develops along the lines of embryological fusion in the floor of the mouth?

Accepted Answer

Dermoid cyst

Answer

Cholesteatoma

Answer

Glomus tumor

Answer

Neurofibroma

Question 5

Which neck swelling moves on swallowing?

Accepted Answer

Thyroid gland

Answer

Submandibular salivary gland

Answer

Supraclavicular lymph gland

Answer

Sternomastoid tumour

Question 6

With respect to surgical repair of cleft palate, the soft palate is first repaired. What is the ideal age for this procedure?

Accepted Answer

6 months

Answer

12 months

Answer

9 months

Answer

3 months

Question 7

What is the primary causative factor for myofascial pain dysfunction syndrome of the temporomandibular joint (TMJ)?

Accepted Answer

Muscular overextension and overcontraction

Answer

Infratemporal space infection

Answer

Auriculotemporal neuritis

Answer

Otitis media

Question 8

A 65-year-old smoker presents with hoarseness, hemoptysis, and a hard painless lump in the left supraclavicular fossa. What is the most appropriate next diagnostic step?

Accepted Answer

Open biopsy of the neck lump

Answer

Radical neck dissection

Answer

Fine needle aspiration cytology

Answer

Trial of anti-tuberculous therapy

Question 9

What is the most common site of squamous cell carcinoma?

Accepted Answer

Tongue

Answer

Floor of the mouth

Answer

Buccal mucosa

Answer

Lip

Question 10

What is the commonest treatment for a Branchial cyst?

Accepted Answer

Excision

Answer

Cystectomy

Answer

Aspiration

Answer

No treatment

Head and Neck Surgery — MCQs

Head and Neck Surgery — MCQs

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