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Biomedical subjects

W F Hendry

Publications and source records attributed to W F Hendry.

216 records · Page 12Linked to original sources

Preservation of human kidneys for transplantation: preliminary results with a Gambro perfusion machine.

Twenty-six human cadaveric kidneys have been preserved for up to 36 hours by continuous perfusion with 4.5% albumin solution on a Gambro machine. Of these, 20 kidneys were transplanted, and six were discarded owing to poor perfusion characteristics during storage. Immediate function was obtained with four kidneys, of which two had been preserved for over 30 hours.Satisfactory renal function has been obtained with 17 kidneys, and three kidneys were lost owing to rejection or technical complications. It is our experience that human kidneys can be successfully preserved for up to 36 hours by this technique.

Albumins↗

Transrectal prostatic biopsy.

Transrectal prostatic biopsy specimens were taken from 218 patients with prostatic symptoms-138 by the Franzen aspiration technique without anaesthesia as outpatients and 80 by the Silverman technique under general anaesthesia. A reliable diagnosis was obtained in 82% of the former and 95% of the latter.

Anesthesia, General↗

The effects of sperm antibodies on fertility after vasectomy reversal.

Antisperm antibodies have been measured in serum and in seminal plasma in 130 males before and after vasectomy reversal, and the occurrence of pregnancy has been analyzed in those partners who were trying to produce a pregnancy. All patients have been followed for at least one year. Sperm-agglutinating antibodies were found in the serum of 79% of patients; seminal plasma antibodies were present in only 9.5% before reversal, and this rose to 29.5% afterwards. Overall, pregnancies occurred in the partners of 44.6% of those men who were trying to produce children. Production of pregnancy was significantly less likely when the preoperative serum antisperm antibody titer was 512 or more, but no decrease in fertility was seen with titers below this. Similar numbers of pregnancies were produced by patients with or without seminal plasma antibodies in titers of up to 16; there are too few patients with titers above this level to permit further analysis. A randomized controlled trial of perioperative steroids showed that they produced no benefit. It appears that the antisperm antibodies associated with vasectomy reversal may differ fundamentally from those occurring in naturally subfertile males.

Autoantibodies↗

Was Young's syndrome caused by exposure to mercury in childhood?

OBJECTIVE: To determine whether the incidence of chronic sinusitis, bronchitis, or bronchiectasis in men with obstructive azoospermia (Young's syndrome) has fallen in men born after 1955 when calomel (mercurous chloride) was removed from teething powders and worm medication in the United Kingdom. DESIGN: A prospective study of aetiological factors in subfertile men with epididymal obstruction operated on between 1975 and 1993. SETTING: Central London. SUBJECTS: 274 men with obstructive azoospermia undergoing epididymovasostomy; date of birth was recorded and illness in childhood, persistent nasal or respiratory symptoms, and previous urinary or genital infection were asked about. MAIN OUTCOME MEASURE: Site of epididymal block and association with possible aetiological factors, related to date of birth. RESULTS: 146 men had hold up in the head of the epididymis (capital blocks): 119 (82%) had Young's syndrome, and 11 gave a definite history of pink disease (mercury intoxication) in childhood. 128 had obstruction lower down towards the tail of the epididymis (caudal blocks): 64 (50%) had a history of genital or urinary infection, and only three had Young's syndrome; none had had pink disease. The incidence of Young's syndrome fell significantly from 114 (50%) of 227 men born up to 1955 to eight (17%) of 47 men born since then. CONCLUSIONS: The decline in incidence of Young's syndrome in those born after 1955 is similar to that observed with pink disease, suggesting that both conditions may have had a similar aetiology--mercury intoxication.

Adult↗