Clinical and subclinical characteristics of breast cancer with I - II stages

Abstract

Objectives: To describe some clinical and subclinical characteristics of patients with stage I-II breast cancer.
Subjects and methods: A prospective, cross-sectional descriptive study without a control group was conducted on 103 patients with stage I–II breast cancer who were diagnosed and treated at Military Hospital 175 from February 2018 to June 2022.
Results: The youngest patient age was 21 years old, the oldest age was 76 years old, the median age was 44 years old. The most common age group was from 40 - 59 years old, accounting for 65%. The position of the upper and outer quadrant was the most common, accounting for 56.3%. There were 63 patients with left breast cancer, accounting for 61.2%. The most common Invasive ductal breast cancer accounted for 74.8%. The highest proportion of patients was in the Luminal A group with 39.8%, followed by the Luminal B/HER2 group negative with 32%, the basal group with 16.5%, the HER2 (+) group with 8, 7% and the lowest group was Luminal B/HER2 (+) with 2.9%. The majority of patients in the study were in stage I at 51.4%, followed by stage IIA with 37.9%.
Conclusion: The most common age for breast cancer was 40-59 years old, usually in the upper-outer quarter position. Invasive ductal breast cancer was the most common. The highest percentage of patients was in the Luminal A group.