Breast Masses (Breast Lumps)
Breast Hematomas: Symptoms, Causes, Diagnosis, and Treatment
Distinguishing Breast Cancer Tumors From Benign Masses
Cysts are fluid-filled bubbles, similar to blisters, in the breast tissue. Most cysts develop rapidly and then stay the same size. A small number shrink or continue to grow. Cysts are often too small to feel. However, on ultrasound they appear as a round clear shape with a distinct outline.
Patient Information Handout. The breast mass is a clinical problem commonly encountered by family physicians. Fine-needle and core biopsy techniques require training and cytopathologist support.