The K veim response: still useful, still a puzzle.

The K veim response: still useful, still a puzzle.

Congenital dyserythropoietic anemias: a still unsolved puzzle.

Dyserythropoiesis was the term used, for the first time by Crookston et al. in 19661 and later by Heimpel and Wendt,2 to indicate a congenital defect in erythropoiesis. However this term now refers to any alteration of the normal differentiation-proliferation pathway of the erythroid lineage. It incorporates both morphologic and kinetic aspects of erythropoiesis (erythroid lineage failure) and ...

Is Rectosigmoid Vaginoplasty Still Useful?

BACKGROUND The ideal vaginoplasty must be successful functionally as well as have a natural appearance, and also must retain its functionality and appearance over the long term. Conventional vaginoplasty techniques have functional limitations and are associated with recurrent complications, but rectosigmoid vaginoplasty is known to have a high satisfaction rate due to its functional similarity ...

The sylvatic cycle of Trypanosoma cruzi: a still unsolved puzzle.

Preoperative electrocardiograms: obsolete or still useful?

THE anticipated value of the preoperative electrocardiogram for the assessment of perioperative cardiac risk has changed over the past decades. Initial risk scores included preoperative electrocardiogram variables as a prognostic factor for the occurrence of perioperative cardiac events; in recent years, however, the value of a routine preoperative electrocardiogram has been questioned. The cur...