[Chest Wall Reconstruction with Polypropylene Mesh After Resection of Primary Sternal Chondrosarcoma].

Although rare, primary sternal chondrosarcoma (PSC) is the most common primary malignant chest wall tumor. Here, we report a rare case of PSC treated with partial sternal resection and reconstruction. A 47-year-old man presented with subcutaneous anterior chest wall mass and chest pain.

Thymoma Exhibiting Spontaneous Regression With Cystic Change Due to Acute Infarction: A Case Report and Literature Review.

Spontaneous regression (SR) of thymoma is rare. We report a case of a surgically resected thymoma due to cystic changes owing to acute ischemic infarction with an increased anti-acetylcholine receptor antibody level. A 61-year-old male underwent a computed tomography (CT) scan, which showed a 4.

[Results of Surgical Treatment for Gastric Cancer in the Elderly Over 85 Years Old].

Although the number of gastric cancers in elderly is increasing with the aging population, the indications of surgical treatment depend on the individual cases and the decisions of doctors. We investigated the outcomes of gastrectomy in elderly patients aged 85 years and older who underwent surgery at our hospital. From 2014 to 2022, 72 cases of gastrectomy were performed in the elderly.

[Surgically Resected Cases of Mediastinal Ganglioneuroma Detected in Adults].

A ganglioneuroma is a rare, benign, neurogenic tumor originating from the sympathetic ganglion. Mediastinal ganglioneuroma are mostly detected in children, typically around 10 years of age, and are rarely identified in adults. Herein, we report two surgically resected cases of mediastinal ganglioneuroma in adults.

Intralobar pulmonary sequestration presenting as multiple nodular pulmonary lesions and focal emphysema.

The features of intralobar pulmonary sequestration vary on computed tomography (CT). Many cases demonstrate a mass or cystic lesion within a lower lobe. We report herein a case of a 55-year-old, female patient presenting with right back pain.