Breast Surgery Practice Questions

Q: Acute mastitis commonly occurs during which period?

Lactation. **Explanation:** **1. Why Lactation is Correct:** Acute mastitis is most commonly observed during the **first few weeks of lactation** (puerperal mastitis). The primary pathophysiology involves **milk stasis** (due to incomplete emptying of the breast) and the entry of pathogens—most commonly ***Staphylococcus aureus***—through cracks or fissures in the nipple. The stagnant milk serves as an excellent culture medium for bacteria, leading to cellulitis of the interlobular connective tissue. **2. Why Other Options are Incorrect:** * **Pregnancy:** While the breast undergoes physiological changes and enlargement, the absence of active milk production and nipple trauma makes acute bacterial infection rare. * **Puberty:** Breast changes at puberty are hormonal (thelarche). While periductal mastitis can occur in young adults (often associated with smoking), acute pyogenic mastitis is not typical for this age group. * **Infancy:** "Mastitis neonatorum" can occur due to the influence of maternal hormones ("witch’s milk"), but it is a rare, transient clinical entity compared to the high incidence during lactation. **3. NEET-PG High-Yield Pearls:** * **Most Common Organism:** *Staphylococcus aureus* (causes localized abscess); *Streptococcus* (causes spreading cellulitis). * **Clinical Presentation:** Presents with the "classic four": Pain, swelling, redness, and fever (often with chills/rigors). * **Management:** * **Early stage:** Continue breastfeeding (to prevent further stasis) and start antibiotics (Flucloxacillin or Dicloxacillin). * **Abscess stage:** If a fluctuant mass forms, **Incision and Drainage (I&D)** or ultrasound-guided aspiration is required. * **Differential Diagnosis:** In a non-lactating woman, inflammatory breast cancer must be ruled out if "mastitis" does not respond to antibiotics.

Q: Recurrent periductal mastitis is also known as which of the following?

Zuska's disease. **Explanation:** **Zuska’s disease**, also known as **Recurrent Periductal Mastitis** or Squamous Metaplasia of Lactiferous Ducts (SMOLD), is a condition characterized by a triad of draining subareolar abscesses, chronic inflammation, and mammary duct fistulae. The underlying pathophysiology involves **squamous metaplasia** of the cuboidal epithelium lining the lactiferous ducts. This leads to keratin plug formation, ductal obstruction, and subsequent rupture into the surrounding stroma, causing recurrent infections and fistula formation. It is strongly associated with **smoking**, which is a high-yield risk factor for NEET-PG. **Analysis of Incorrect Options:** * **Mondor’s Disease:** This is a superficial thrombophlebitis of the breast veins (usually the lateral thoracic or thoracoepigastric veins). It presents as a palpable, painful "cord-like" structure. * **Cooper’s Disease:** This refers to "Chronic Cystic Mastitis" or benign disorders of the breast related to the suspensory ligaments of Cooper; it is an archaic term not synonymous with periductal mastitis. * **Schimmelbusch’s Disease:** An older term for **Fibrocystic Breast Disease**, characterized by cysts, fibrosis, and epithelial hyperplasia, rather than a primary inflammatory/infectious process. **Clinical Pearls for NEET-PG:** * **Strongest Risk Factor:** Cigarette smoking (causes vitamin A deficiency/metaplasia). * **Management:** Antibiotics (covering anaerobes) for acute phases; however, the definitive treatment is the **Hadfield’s procedure** (Total excision of the major duct system). * **Differential Diagnosis:** Must be distinguished from a subareolar abscess; Zuska's is specifically recurrent and associated with fistulae.

Q: True about breast cancer in pregnancy?

All of the above. **Explanation:** Breast cancer is the most common non-gynecologic malignancy encountered during pregnancy. Understanding its epidemiology and pathology is crucial for NEET-PG. * **Option A (Incidence):** Pregnancy-associated breast cancer (PABC) is defined as breast cancer diagnosed during pregnancy or within one year postpartum. It occurs in approximately **1 in 3,000 to 1 in 10,000 pregnancies**. * **Option B (Prevalence):** While cervical cancer is a common gynecologic malignancy in pregnancy, **breast cancer** holds the title for the most frequent **non-gynecologic** malignancy associated with the gestational period. * **Option C (Histology):** The histological distribution of PABC is similar to that in non-pregnant women of the same age. **Infiltrating Ductal Carcinoma (IDC)** is the predominant subtype, accounting for **75–90%** of cases. These tumors are often high-grade, hormone receptor-negative (ER/PR negative), and frequently overexpress HER2/neu. **Clinical Pearls for NEET-PG:** 1. **Diagnosis:** Ultrasound is the initial imaging modality of choice. Mammography with fetal shielding is safe but has decreased sensitivity due to increased breast density during pregnancy. 2. **Biopsy:** Core needle biopsy is the gold standard for diagnosis. 3. **Treatment:** * **Surgery** (MRM or BCS) is safe in all trimesters. * **Chemotherapy** (FAC/CAF regimens) is contraindicated in the 1st trimester (teratogenic) but relatively safe in the 2nd and 3rd trimesters. * **Radiotherapy and Tamoxifen** are strictly contraindicated throughout pregnancy and should be deferred until after delivery. 4. **Prognosis:** Stage-for-stage, the prognosis is similar to non-pregnant women; however, PABC often presents at an advanced stage due to physiological breast changes masking the lumps.

Q: Retromammary abscess arises from which of the following?

All of the above. **Explanation:** A **retromammary abscess** is a collection of pus located in the potential space between the posterior capsule of the breast and the pectoralis major muscle (the retromammary space). Unlike intramammary abscesses, which typically arise from lactational mastitis, retromammary abscesses usually originate from structures deep to the breast tissue. **Why "All of the above" is correct:** The retromammary space can become infected through the direct extension of pathology from the chest wall or underlying pleura: * **Tuberculous rib (Option A):** Tuberculosis of the rib or costal cartilage can lead to a "cold abscess" that tracks forward into the retromammary space. * **Infected hematoma (Option B):** Trauma or surgery can lead to blood collection in this potential space. If this hematoma becomes secondarily infected (e.g., via lymphatic or hematogenous spread), it forms an abscess. * **Chronic empyema (Option C):** Pus from a chronic pleural infection (empyema necessitans) can occasionally erode through the intercostal muscles and present as a swelling in the retromammary area. **Clinical Pearls for NEET-PG:** * **Clinical Presentation:** Unlike acute intramammary abscesses, a retromammary abscess typically pushes the entire breast forward (**"breast on a pedestal"** appearance) rather than causing localized skin erythema. * **Differential Diagnosis:** It is crucial to differentiate this from a deep intramammary abscess. * **Surgical Management:** The preferred treatment is incision and drainage via a **Gaillard-Thomas (submammary) incision**, which ensures dependent drainage and a superior cosmetic outcome. * **High-Yield Fact:** If the cause is a tuberculous rib, the underlying bone pathology must be addressed to prevent recurrence or sinus formation.

Q: A 29-year-old woman presents with a recurrent right breast lump noticed 4 months ago. Initial aspirations with negative cytology were followed by recurrence. Examination reveals a 4 cm cystic lesion at 10 o'clock, approximately 4 cm from the areola, confirmed by ultrasound. What is the most appropriate next step in management?

Open biopsy. **Explanation:** The management of a breast cyst follows a specific algorithm. While simple cysts are typically managed with Fine Needle Aspiration (FNA), certain "red flags" necessitate a definitive tissue diagnosis via **open biopsy** (excisional biopsy). **Why Open Biopsy is the Correct Choice:** In this patient, the primary indication for open biopsy is **recurrence**. A cyst that recurs multiple times (usually defined as more than twice) or fails to resolve after aspiration must be surgically excised to rule out an underlying intracystic neoplasm or malignancy that was missed by cytology. Other indications for biopsy include bloody aspirate or a residual solid mass post-aspiration. **Analysis of Incorrect Options:** * **A & B (Mammography/Ultrasound in 1 year):** These represent a "wait and watch" approach. In a 29-year-old with a recurrent symptomatic mass, delayed imaging is inappropriate as it risks missing a malignancy. Furthermore, mammography is less sensitive in younger women due to dense breast tissue. * **C (Tamoxifen therapy):** Tamoxifen is used for hormone-receptor-positive breast cancer or severe mastalgia. It has no role in the primary management of a recurrent cystic breast lump. **High-Yield Clinical Pearls for NEET-PG:** * **Triple Assessment:** Includes clinical examination, imaging (USG 30 years), and pathology (FNAC/Core Biopsy). * **Cyst Aspiration Rules:** If the fluid is straw-colored and the mass disappears completely, no further workup is needed. If the fluid is **bloody**, the cyst **recurs**, or a **residual mass** remains, proceed to biopsy. * **Most common cause of breast lumps** in women aged 30–50 is fibrocystic change. * **Investigation of choice** for a woman under 30 with a breast lump is **Ultrasound**.

Q: Which of the following statements about breast carcinoma in males is NOT true?

Its staging is different than in females.. **Explanation:** Male breast cancer is a rare malignancy, accounting for less than 1% of all breast cancers. The correct answer is **C** because the **TNM staging for breast carcinoma in males is identical to that in females.** The anatomical boundaries and lymphatic drainage patterns are the same, thus the same criteria for tumor size (T), nodal involvement (N), and metastasis (M) are applied. **Analysis of Options:** * **Option A (Advanced Stage):** This is a **true** statement. Due to a lack of screening programs and a low index of suspicion, males often present late with skin involvement or nipple retraction. Furthermore, the lack of breast tissue allows for early invasion of the pectoralis major muscle. * **Option B (Gynecomastia):** This is a **true** statement. While most cases are idiopathic, there is a known association between gynecomastia and male breast cancer, particularly in conditions involving estrogen/androgen imbalance (e.g., Klinefelter syndrome, liver cirrhosis). * **Option D (Tamoxifen):** This is a **true** statement. Approximately 90% of male breast cancers are Estrogen Receptor (ER) positive. Therefore, hormonal therapy with Tamoxifen is the gold standard for adjuvant treatment. **NEET-PG High-Yield Pearls:** * **Most common type:** Invasive Ductal Carcinoma (NOS) is the most common histological subtype. Lobular carcinoma is extremely rare in men due to the absence of acini. * **Genetic Risk:** The strongest risk factor is **BRCA2 mutation** (more common than BRCA1 in males) and **Klinefelter Syndrome (47, XXY)**. * **Clinical Presentation:** Usually presents as a painless, firm subareolar mass. * **Treatment:** Modified Radical Mastectomy (MRM) is the standard surgical approach.

Q: What is the most common presenting symptom of fibroadenosis?

Pain. **Explanation:** **Fibroadenosis**, also known as **Fibrocystic Change (FCC)** or ANDI (Aberrations of Normal Development and Involution), is the most common benign condition of the breast in women of reproductive age (typically 25–45 years). **1. Why Pain is the Correct Answer:** The hallmark of fibroadenosis is **mastalgia** (breast pain). This pain is characteristically **cyclical**, occurring or worsening during the luteal phase (premenstrual) due to hormonal fluctuations (estrogen excess or progesterone deficiency). The pain is often associated with a generalized "heaviness" or "fullness" of the breasts. **2. Why Other Options are Incorrect:** * **Discharge from nipple:** While nipple discharge (serous or greenish) can occur in fibrocystic disease, it is less common than pain. Spontaneous discharge is more characteristic of intraductal papilloma or duct ectasia. * **Non-tender lump:** Fibroadenosis typically presents with **tender**, ill-defined "lumpiness" rather than a discrete non-tender mass. A painless, firm, mobile lump is the classic presentation of a **Fibroadenoma** (the "breast mouse"). * **Mass:** In fibroadenosis, the "mass" is usually a vague, diffuse area of nodularity (often in the upper outer quadrant) rather than a distinct, solitary surgical mass. **Clinical Pearls for NEET-PG:** * **Most common benign breast lesion:** Fibroadenosis (FCC). * **Most common benign breast tumor:** Fibroadenoma. * **Management:** Reassurance, well-fitted sports bras, and occasionally Evening Primrose Oil or Danazol for severe symptoms. * **Histology:** Look for a triad of cysts (blue-domed cysts), fibrosis, and adenosis. Only the presence of **atypical hyperplasia** increases the risk of future breast cancer.

Question 1

Acute mastitis commonly occurs during which period?

Accepted Answer

Lactation

Answer

Pregnancy

Answer

Puberty

Answer

Infancy

Question 2

What is peau d'orange?

Accepted Answer

Cutaneous lymphatic edema due to infiltration of subdermal lymphatics

Answer

Radiation-associated edema of the breast

Answer

Radiation-associated limb edema

Answer

Limb edema associated with axillary lymph node dissection

Question 3

Which diagnostic modality is best for evaluating a breast lump?

Accepted Answer

Fine Needle Aspiration Cytology (FNAC)

Answer

Bilateral Mammography

Answer

Ultrasonography (USG)

Answer

Contrast-Enhanced Computed Tomography (CECT) of the breast

Question 4

Recurrent periductal mastitis is also known as which of the following?

Accepted Answer

Zuska's disease

Answer

Mondor's disease

Answer

Cooper's disease

Answer

Schimmelbusch's disease

Question 5

True about breast cancer in pregnancy?

Accepted Answer

All of the above

Answer

Occurs in 1 of every 3000 pregnant women

Answer

Most common non-gynecologic malignancy associated with pregnancy

Answer

Ductal carcinoma is the most common type, accounting for 75-90% of breast cancer in pregnancy

Question 6

Danazol is used in the treatment of:

Accepted Answer

Cyclical mastalgia

Answer

Breast cyst

Answer

Non-cyclical mastalgia

Answer

Epithelial changes in breast

Question 7

Retromammary abscess arises from which of the following?

Accepted Answer

All of the above

Answer

Tuberculous rib

Answer

Infected hematoma

Answer

Chronic empyema

Question 8

A 29-year-old woman presents with a recurrent right breast lump noticed 4 months ago. Initial aspirations with negative cytology were followed by recurrence. Examination reveals a 4 cm cystic lesion at 10 o'clock, approximately 4 cm from the areola, confirmed by ultrasound. What is the most appropriate next step in management?

Accepted Answer

Open biopsy

Answer

Mammography in 1 year

Answer

Ultrasound in 1 year

Answer

Tamoxifen therapy

Question 9

Which of the following statements about breast carcinoma in males is NOT true?

Accepted Answer

Its staging is different than in females.

Answer

It often presents at an advanced stage at the time of diagnosis.

Answer

It is associated with gynecomastia.

Answer

Tamoxifen is used in its treatment.

Question 10

What is the most common presenting symptom of fibroadenosis?

Accepted Answer

Pain

Answer

Discharge from nipple

Answer

Non-tender lump in the breast

Answer

Mass

Breast Surgery — MCQs

Breast Surgery — MCQs

On this page

Practice by Chapter

Want unlimited practice?