Spontaneous perirenal hematoma - foreshadowing of an impending renal cell carcinoma - does it need close surveillance? A case report and literature review
ABSTRACT Renal cell carcinoma classically presents as a triad of hematuria, loin pain, and a palpable mass. Sometimes it may present as an incidental finding, whereas spontaneous renal hemorrhage or Wunderlich syndrome is a rare presentation of renal cell carcinoma. We present a clinical case of 51 years old gentleman...
ABSTRACT Stewart-Treves syndrome is a very rare lymphangiosarcoma with a poor prognosis. It usually develops in female patients after mastectomy with axillary lymph node dissection and is associated with chronic lymphedema. Stewart-Treves angiosarcoma is described in less than 1% of all soft tissue sarcomas, of which 0.5% occur in radically...
ABSTRACT A 65-years old Peruvian woman was admitted to the Brazilian National Cancer Institute, with a diagnosis of Merkel cell carcinoma in the left shoulder. A PET-CT confirmed the locally advanced disease, with the involvement of lymph nodes in the axillary region. At the time of the proposed surgical procedure,...
ABSTRACT This report contains a rare case of a patient diagnosed with breast cancer and sarcoidosis concomitantly. During breast cancer treatment, routine imaging tests were performed and showed hypermetabolic thoracic and abdominal lymph nodes suggestive of neoplasia that insinuated breast cancer progression. Diagnostic investigation was carried out and an excisional...
ABSTRACT Introduction: Breast cancer diagnosed within 10 years of parturition is named postpartum breast cancer which is a highly metastatic tumor with poor prognosis. Case Report: A 31-year-old female presented with fever and painful mass in the left breast. She had undergone C-section 6 months ago of her second child....
ABSTRACT Gastric tumors are an important cause of cancer deaths. The main type is the primary gastric adenocarcinoma, and rarely secondary metastatic implants can be present. A 79-years-old woman sought medical attention due to a complaint of epigastralgia, unintentional weight loss, two cases of melena in the past two months,...
ABSTRACT Introduction: The objective of our study is to present the first Brazilian irreversible electroporation experience in the treatment of solid cancer. Material and Methods: A retrospective study with the first ten patients who underwent percutaneous or surgical IRE to treat solid cancer between March 2021 and May 2021. Preoperative data collection...
ABSTRACT Gemcitabine is a widely used drug in the treatment of diverse malignancies and its use has been approved by the US Food and Drug Administration. This drug has been associated with a rare adverse event, the Hemolytic Uremic Syndrome (HUS), characterized by acute kidney injury, microangiopathic hemolytic anemia, and...
ABSTRACT Placental site trophoblastic tumor is a rare and malignant form of gestational trophoblastic disease. Its incidence rate is 1/50.000-100.000 pregnancies and accounts for less than 3% of all cases of gestational trophoblastic disease. In addition to its infrequency, the tumor lacks pathognomonic sonographic features, delaying diagnosis until immunohistochemical staining...
ABSTRACT Sex cord tumor with annular tubules (SCTAT) is a rare ovarian pathology. It is usually an incidental finding in asymptomatic patients. In about 30% of cases, this tumor is associated with the Peutz-Jeghers syndrome (PJS). This case report describes an incidental finding of SCTAT during an excisional surgery of...
