Match each patient's clinical presentation involving breast or endocrine pathology with the most appropriate definitive surgical or multidisciplinary management strategy.
- A 32-year-old man with a RET proto-oncogene germline mutation (codon 634) presents with a serum calcitonin level of 500 pg/mL (N < 8.4) and 24-hour urine metanephrines three times the upper limit of normal. Imaging confirms a 4-cm right adrenal mass.Initiation of alpha-adrenergic blockade and subsequent right adrenalectomy, followed by total thyroidectomy at a later date.
- A 67-year-old woman with a history of Hashimoto thyroiditis develops a rapidly expanding, fixed, and firm goiter over one month, causing stridor. Fine-needle aspiration reveals a monotonous population of large, atypical lymphocytes.Core needle biopsy for flow cytometry, followed by definitive systemic chemoimmunotherapy and avoidance of surgical resection.
- A 50-year-old woman presents with a rapidly enlarging 5-cm right breast mass, diffuse breast erythema, and peau d'orange changes over the entire breast. Core needle biopsy and skin punch biopsy confirm dermal lymphatic invasion by malignant epithelial cells.Neoadjuvant systemic chemotherapy, followed by modified radical mastectomy and post-mastectomy radiation therapy.
- A 45-year-old woman is diagnosed with a 1.5-cm papillary thyroid carcinoma via fine-needle aspiration of a right thyroid nodule. Preoperative neck ultrasound demonstrates a biopsy-proven metastatic 2-cm right jugulodigastric lymph node, with no contralateral abnormalities.Total thyroidectomy combined with central compartment and ipsilateral modified radical lateral neck dissection.
Answer
The correct pairings identify the crucial surgical sequencing in MEN 2A (adrenalectomy prior to thyroidectomy), the contraindication to surgical resection in primary thyroid lymphoma, the absolute requirement for neoadjuvant chemotherapy in inflammatory breast cancer, and the necessity of a lateral neck dissection for papillary thyroid cancer with positive lateral nodes.
The correct management strategies require synthesizing the diagnosis and understanding absolute surgical contraindications or sequencing rules. MEN 2A requires adrenalectomy before thyroidectomy to prevent hypertensive crisis. Primary thyroid lymphoma is treated with chemoradiation, not surgery. Inflammatory breast cancer necessitates neoadjuvant chemotherapy to downstage the disease prior to modified radical mastectomy. Finally, papillary thyroid cancer with known lateral neck metastasis mandates a formal modified radical lateral neck dissection in addition to total thyroidectomy.
Step-by-Step Solution
Key Concept
Multidisciplinary Surgical Sequencing and Contraindications in Endocrine and Breast Malignancies