A lumpectomy is a breast-conserving surgery that removes a tumor and a small margin of surrounding tissue, preserving most of the breast.

Sonography, or ultrasound, is a diagnostic imaging technique that uses high-frequency sound waves to create images of internal organs and tissues.

Preparation varies by the type of ultrasound. For some, you may need to drink water and avoid eating beforehand. Follow the specific instructions given.

Yes, sonography is a safe, non-invasive procedure that does not use radiation. It is commonly used in various medical evaluations.

Sonography is considered very safe with no known risks. It does not involve radiation and is widely used for many diagnostic purposes.

Yes, sonography is commonly used during pregnancy for monitoring fetal development and health. It is a standard and safe practice.

Types include open colectomy, laparoscopic colectomy, and robotic-assisted colectomy, each with its own benefits and recovery profiles.