Ewing Sarcoma Developed at the Site of Previous Mast Cell Proliferation.

KIT gene mutations in Ewing sarcomas are rare; however, they are much more frequent in other neoplasms, namely mastocytosis. We describe a case of an adult male with a one-year duration of recurrent episodes of pain, swelling, and redness on the proximal phalanx of the third finger of his right hand. A core biopsy suggested a possible mastocytosis.

Specialist management of testicular cancer: Report of the last 10 years at a Portuguese tertiary referral academic centre.

Objectives: To describe our experience on testicular cancer (TC) management, underlining the clinical/pathological scope, administered treatments, outcomes, and challenges. TC incidence is rising globally. The predominant histology is germ cell tumour (GCT).

Complications of Biliary Drainage in Patients with Malignant Biliary Obstruction.

Purpose: Biliary tract obstruction in cancer patients is usually associated with a poor prognosis. The obstruction may cause distressing symptoms, such as pruritus. As this situation occurs mostly in advanced cancer, the primary objective of the treatment is in many cases symptom control and not prolonging life.