Unusual collision tumor with infiltrating ductal carcinoma and breast skin squamous cell carcinoma: A case report and literature review.

Introduction: Breast cancer is the most common diagnosed cancer among women worldwide. Invasive ductal carcinoma (IDC) is the most common type, on the other hand, squamous cell carcinoma of the skin (SCC) overlying the breast is a rare tumor. The co-presence of two tumor types in one organ is even a rarer entity, termed as collision tumor.

Impact of COVID-19 pandemic on residency and fellowship training programs in Saudi Arabia: A nationwide cross-sectional study.

Background: Coronavirus disease 2019 (COVID-19) has profoundly impacted residency and fellowship training and education. However, how and to what extent the daily involvement of trainees in clinical and surgical activities was compromised by the COVID-19 pandemic is currently unknown.

Materials And Methods: We conducted an electronic survey.

A Diagnostic Dilemma of a Subcutaneous Hibernoma: Case Report.

BACKGROUND Subcutaneous lipomatous lesions are commonly encountered in clinical practice. Hibernoma is a rare subtype of the benign lipomatous tumor, representing 1% of all types. It poses a challenge due to the difficulty of differentiating it from atypical lipomatous lesions and liposarcomas, which may lead to possible inappropriate diagnosis and management.

Cutaneous Erythema at Scar Site of Modified Radical Mastectomy: An Unexpected Manifestation of Recurrent Carcinoma.

A 44-year-old woman presented with marked erythema over right mastectomy scar, while on Herceptin therapy. She had neoadjuvant chemotherapy, modified radical mastectomy, and radiotherapy less than one year earlier for the treatment of invasive ductal carcinoma. On physical examination, no palpable masses were detected in the erythematous skin.