This volume presents a detailed survey of cancers. This volume was written by of various methodologies related to diag- 94 oncologists representing 13 countries. nosis, therapy, and prognosis of ovar- Their practical experience highlights their ian cancer, renal cancer, urinary bladder writings, which should build and further cancer, and cervical uterine cancer, while the endeavors of the readers in this imp- the already published Volumes 1-5 detail tant area of disease. The text of each c- similar aspects of breast, lung, prostate, cer type is divided into subheadings for liver, gastrointestinal, colorectal, and bil- the convenience of the readers. It is my iary tract carcinomas. hope that the current volume will join the It is well established that cancer is the preceding volumes of this series for assi- deadliest of human diseases. The follow- ing in the more complete understanding ing estimated global incidence of seven of globally relevant cancer syndromes. types of cancers discussed in this volume There exists a tremendous, urgent demand indicated the seriousness of this malig- by the public on the scientific community nancy. to address cancer prevention, diagnosis, treatment, and hopefully cures. Cervical uterine cancer 493,342 I am grateful to the contributors for their Urinary bladder cancer 357,000 promptness accepting my suggestions. I respect their dedication and diligent work Leukemia 300,522 in sharing their invaluable knowledge with Renal cancer 208,480 the public through this series.