Objetivo general: Determinar en qué medida influye la expresión de BCl2 en la respuesta al tratamiento de pacientes con cáncer de mama triple negativo del Hospital Nacional Arzobispo Loayza en el año 2018. La neoplasia maligna de mama es el cáncer más frecuente en mujeres a nivel mundial, representa el 11.6% de casos de cáncer y ocupa el segundo lugar en frecuencia. Su prevalencia incrementada se da tanto en países desarrollados como en países en vías de desarrollo, siendo en estos últimos la mortalidad más elevada. En nuestro país, el cáncer de mama es el segundo tipo de cáncer más frecuente en mujeres, y es la tercera neoplasia causante de mortalidad en este grupo. El tratamiento de esta enfermedad viene definido por el estudio de los factores pronósticos, entre los cuales, además de los ya clásicos (tamaño tumoral, estado ganglionar y metástasis a distancia) se in...

Hydatidosis is a parasitosis produced by Echinococcus larvae, which form cysts frequently located in the liver and lung; Renal location has only been reported in 4% of visceral forms. We present the case of a 19-year-old man from Lima, who came to our hospital with pain in the left flank and hematuria, a tomography was performed suggestive of complicated simple cyst. A nephrectomy is performed and the piece is sent to the Pathology Department, in which they observe cystic formation inside which multiple folded whitish membranes are observed: in the microscopic examination anhistic membranes are observed, consistent with a renal hydatid cyst.

Chondrosarcoma is a skeletal malignant neoplasm characterized by the production of neoplastic cartilage, it represents only 20% of bone tumors, and its most frequent location is in the pelvis and proximal extremities. Location in small bones is very rare. A 44-year-old man with a 1-year illness who attended the trauma emergency at the hospital with an increase in volume of the back of the right foot accompanied by intense pain. A wide margin resection of the tumor was performed. The pathology department reported high-grade chondrosarcoma. Currently the patient is evaluated by the oncology service.