Breast cancer survival by immunohistochemistry-determined subtype: A retrospective study.

Background: Breast cancer subtype classification according to hormone receptors (HR) and human epidermal growth factor receptor 2 (HER2) using immunohistochemistry is the standard practice for therapeutic decision making.

Objective: To design future studies information on characteristics and survival of each subtype is essential.

Method: We conducted a retrospective study to analyze clinical and pathologic features as well as survival data according to breast cancer immunohistochemistry subtype.

[Laparoscopic hysterectomy assisted with robot. Report of first case in Mexico ].

Unlabelled: Some 15 years ago since the DaVinci system is launched in the market and since then has been gaining ground in the field of surgery. There have been published case series and large casuisticals comparing the benefits from robotic surgery versus laparoscopic. In 2005 the Food & Drug Administration (FDA) approves its use for gynecological surgery.

[Use of simulators for the training of resident physicians].

Background: Laparoscopy has had a notable evolution in the last years, being nowadays one of the most common practices in our medical centers. It is indispensable that every surgical specialist develop the necessary skill level to perform this kind of surgery. The ideal way to initiate will be by pelvitrainers that could be virtual or with direct vision.