Shiva Dideban - Department of pathology, school of medicine, Tehran University of medical science, Tehran, Iran
Alireza Abdollahi - Department of pathology, school of medicine, Thrombosis Hemostasis Research Center, Tehran University of medical science, Tehran, Iran.

Background: Thyroid carcinoma is the most common malignancy of the endocrine system. Papillary thyroid carcinoma (PTC) is the most common type of thyroid cancer,accounting for 70–90% of well-differentiated thyroid malignancies. Thyroid papillary microcarcinoma is a subtype of papillary carcinoma that included tumors with less than10mm diameter. As a result of diagnostic methods improvement, prevalence of this tumor is increasing. In this study we reviewed different characteristics of tumor Methods: We searched various factors about this tumor in different databases (PubMed, Ovid, Google scholar, Iran medex and SID databases, from July 2012 until August 2013),after that, the articles were classified. Data of each article were extracted and sorted in tables. Data of each factor in different articles were summarized.Results: Etiology, clinical presentation, prognosis, histopathology, follow-up, diagnosis and also age, gender, tumor size and treatment were factors about this tumor described indetails here. Conclusion: Awareness and better understanding of the characteristics of this tumor and manage it as an individual and valuable tumor can take an effective step in promoting public health practice.

Thyroid cancer, papillary thyroid carcinoma, Thyroid microcarcinoma