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Biomedical subjects

Robert E Brannigan

Publications and source records attributed to Robert E Brannigan.

7 recordsLinked to original sources

Cancer survivors and infertility: a review of a new problem and novel answers.

Improvements in cancer treatment have changed the way in which cancer is viewed and experienced. However, these same treatments have led to numerous early and late effects, including the loss of fertility. Infertility can influence the biologic and psychologic health of both male and female survivors. Reproductive science can now offer methods to address this concern and provide promising new approaches that may eliminate or mitigate this treatment-related outcome. For current and future reproductive options to serve the needs of survivors more fully, health providers must understand the complexities of infertility as well as their role in delivering answers their patients require. This review will discuss what is known about the causes and experience of infertility among cancer survivors as well as the forms of fertility preservation available.

Antineoplastic Agents↗

Urorectal septum malformation sequence.

The urorectal septum malformation sequence consists of absent perineal and anal openings in association with ambiguous genitalia and urogenital, colonic, and lumbosacral anomalies. The full sequence is highly lethal, and the partial sequence, characterized by a single perineal opening draining a common cloaca, is compatible with life. Defects in mesodermal proliferation early in embryogenesis result in this rare condition. Timely urologic and surgical evaluations and reconstructions are imperative and necessary for survival. Urologists should be familiar with the mechanisms and presentations of this condition, as they may be involved in the diagnosis and management of such patients.

Abnormalities, Multiple↗

Ejaculatory disorders and lower urinary tract symptoms.

A growing body of literature supports the observed association between lower urinary tract symptoms and sexual dysfunction. The causal relationship between these two conditions has not been determined. Ejaculatory function is an important aspect of sexual functioning and recent studies have shown a high prevalence of this ejaculatory dysfunction in men with lower urinary tract symptoms. Furthermore, the degree of bother associated with ejaculatory dysfunction is quite high, making it an important problem for patients. Thus, health care providers should have a heightened sense of awareness for the presence of ejaculatory dysfunction and appropriate patient counseling should be undertaken before initiation of specific treatments for lower urinary tract symptoms.

Ejaculation↗

Association of hemospermia with prostate cancer.

PURPOSE: Hemospermia is uncommon clinical condition that usually follows a benign course. The association between hemospermia and prostate cancer has been reported but to our knowledge not thoroughly investigated. We studied the incidence of hemospermia and the association between prostate cancer and hemospermia in a large prostate cancer screening population. MATERIALS AND METHODS: Between 1991 and 2001, 26,126 ambulatory men 50 years or older (40 years or older with a family history of prostate cancer or black race) underwent a community based prostate cancer screening study using serum prostate specific antigen (PSA) and digital rectal examination (DRE). PSA measurement and DRE were repeated at 6-month or 1-year intervals depending on PSA for the remainder of the study. Men underwent prostate biopsy due to increased serum PSA (greater than 4.0 ng/ml until May 1995 or greater than 2.5 ng/ml after May 1995) or suspicious DRE. Men with a history of prostate cancer were excluded from study. Men completed a questionnaire, including information about hemospermia, at each screening visit. Hemospermia information from the initial questionnaire was analyzed. The relative risk of prostate cancer diagnosis in the overall prostate cancer screening population and the cohort with hemospermia was determined. Detailed prostate cancer characteristics were evaluated in those who had hemospermia and underwent radical prostatectomy. We used a multivariate logistic regression model to test the independent significance of hemospermia after adjusting for other known predictors of prostate cancer detection. RESULTS: Prostate cancer was detected in 1,708 of the 26,126 men (6.5%) who underwent prostate cancer screening. Prostate cancer was diagnosed in 19 of the 139 men (13.7%) who reported hemospermia upon entering the prostate cancer screening study. The median age of the 139 men was 61 years (range 40 to 89). Ten of the 13 men who underwent radical retropubic prostatectomy had stage pT2 disease, while 3 had stage pT3 disease. In the logistic regression model hemospermia was a significant predictor of prostate cancer diagnosis after adjusting for age, PSA and DRE results (OR 1.73, p = 0.054). CONCLUSIONS: Hemospermia is rare (0.5%) in a prostate cancer screening population. When a man presents with hemospermia, prostate cancer screening should be vigilantly performed since hemospermia is associated with an increased risk of prostate cancer.

Aged↗