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Malignancy in Solitary Thyroid Nodule.

K R Majumder1, R Karmakar, S S Karim

  • 1Dr Krisna Rani Majumder, Assistant Professor, Department of Surgery, Bangabandhu Sheikh Mujib Medical University, Shahbagh (BSMMU), Dhaka, Bangladesh.

Mymensingh Medical Journal : MMJ
|March 3, 2016
PubMed
Summary
This summary is machine-generated.

This study investigated solitary thyroid nodules, finding that "cold" nodules had a higher malignancy rate (20.83%) compared to "hot" or "warm" nodules. Surgery confirmed 16% of nodules were cancerous, predominantly papillary carcinoma.

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Area of Science:

  • Endocrinology
  • Surgical Oncology
  • Nuclear Medicine

Background:

  • Solitary thyroid nodules are common, requiring accurate diagnosis to differentiate benign from malignant conditions.
  • Radioiodine uptake patterns (cold, warm, hot) are crucial in evaluating thyroid nodules.
  • Distinguishing malignancy risk in different nodule types is essential for patient management.

Purpose of the Study:

  • To determine the relative frequency of malignancy in cold solitary thyroid nodules compared to hot and warm nodules.
  • To analyze the clinical, ultrasonographic, and histopathological characteristics of solitary thyroid nodules.
  • To assess surgical outcomes and complications associated with solitary thyroid nodule treatment.

Main Methods:

  • Prospective study including 100 patients with clinically and ultrasonographically diagnosed solitary thyroid nodules.
  • Radioiodine uptake scans (thyroid scans) classified nodules as cold, warm, or hot.
  • All patients underwent surgical treatment (lobectomy or total thyroidectomy) followed by histopathological examination.

Main Results:

  • The study found a higher malignancy rate (20.83%) in cold solitary thyroid nodules compared to other types.
  • Histopathology revealed 16% of nodules were malignant (carcinoma), with papillary carcinoma being the most common type (50%).
  • Common surgical complications included hoarseness of voice (5%), hematoma (4%), infection (2%), and hypoparathyroidism (3%).

Conclusions:

  • Cold solitary thyroid nodules present a significantly higher risk of malignancy.
  • Surgical intervention and histopathological analysis remain critical for diagnosing and managing solitary thyroid nodules.
  • Understanding nodule characteristics aids in risk stratification and appropriate treatment planning for thyroid neoplasms.