[Natural history of ovary cancer].

Ovary cancer is a disease charged of paradigms and a serious health problem. It's important to know its natural history, because has a multifactor origins, and understanding its behavior since risk factors until patient's death because metastatic disease is a challenger for oncology group. In this work we made a bibliographic, analytic review that brings up concepts related to its origin, evolution, risk factors, preclinical horizon, and clinical symptoms until the death of patient.

Natural history of ovarian cancer.

Ovarian cancer is a disease laden with paradigms, and it is a serious health problem. It is important to know its natural history, as it is multifactorial in origin, and also to understand its behaviour given its risk factors which can lead to death from metastasis in patients. It continues to be a challenge for oncologists.

[Letrozole vs. tamoxifen as neoadjuvant therapy for postmenopausal patients with hormone-dependent locally-advanced breast cancer].

Background: Previous studies demonstrated that Letrozole (aromatase inhibitor) and tamoxifen (selective modulator of estrogen receptors) are effective in the treatment of postmenopausal women with locally advanced tumors, stage III and hormone dependent.

Objective: To present display the complete clinical answer incidence and the complete pathological answer with the use of induction hormonotherapy.

Methods: Put-analysis in 40 patients with breast cancer, to chanalicular infiltrated, eligible were treated in a prospective study, to double blind person, using per os: letrozol, 2.

[Malignant arrhenoblastoma. Case report and literature review].

The arrenoblastome is an ovary tumor with masculine hormone production, testosterone and other hormones. Other names are: stromatic tumor or gonadal stromatic tumor, also steroid cell tumor. They are rare tumors; represent 0.

[The first Mexican consensus of endometrial cancer. Grupo de Investigación en Cáncer de Ovario y Tumores Ginecológicos de México].

Introduction: Endometrial cancer (EC) is the second most common gynecologic malignancy worldwide in the peri and postmenopausal period. Most often for the endometrioid variety. In early clinical stages long-term survival is greater than 80%, while in advanced stages it is less than 50%.

[Natural history of breast cancer].

Breast women cancer is a disease with a lot of paradigms; then, it is a big problem of health. It is important to know its nature history, because breast cancer has a multifactor onset; therefore, we have to understand its behavior, since its risks factors, until patient's death by metastatic disease in the host. In this work we made a bibliography, analytic review that brings up concepts related since theirs sources, evolution, preclinical horizon, and clinical symptoms to the dead of host.

[Vagina cancer in a young woman exposed to diethylstilbestrol: case report and literature review].

We analyzed a 20 year-old patient case exposed in utero to diethylstilbestrol, as probably predisposed factor in vaginal cancer. The histopathological report of the incisional biopsy was clear cell vaginal adenocarcinoma, stage III, widespread to the pelvic wall, with metastasis to regional lymph nodes, and lack of distant metastasis. We decided surgical management: protocolized laparotomy, peritoneal washing, retroperitoneal node biopsies and a radical hysterectomy, Piver III, with two thirds parts of vagina.

[Toilet mastectomy: palliative treatment in women with advanced breast cancer].

The clinical evolution and patients morbimortality in a 2nd. level attention General Hospital of the Social Security, with diagnosis of locality advanced breast cancer is analyzed. Conventional treatment with chemotherapy and radiotherapy was administered comparing results to patients with toilet mastectomy.