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Biomedical subjects

J M Phillips

Publications and source records attributed to J M Phillips.

At least 109 records · Page 6Linked to original sources

Radiology of the bladder and urethra in blunt pelvic trauma.

Appropriate radiologic studies are mandatory for assessing the extent and nature of lower urinary tract injuries following blunt pelvic trauma. A flow sheet summarizing these radiographic studies is presented in Figure 24. With pelvic fracture, two injuries may be found--extraperitoneal rupture of the bladder and rupture of the posterior urethra. In some patients, these injuries may be combined. Intraperitoneal rupture of the bladder occurs as a result of a blow to the lower abdomen or pelvis in patients whose urinary bladder is distended at the time of injury. A pelvic fracture may or may not be present. Anterior urethral injuries are more commonly associated with instrumentation in the male patient; they may, however, occur as a result of blunt injury to the external genitalia or perineum.

Fractures, Bone↗

IgM rheumatoid factor as a source of non-specificity in murine anti-allotype sera.

Anti-allotype sera have shown a breakdown of the expected specificity especially when used for the development of haemolysis of fragile target erythrocytes. IgM anti-IgG rheumatoid factor has been shown to be the source of non-specificity. Removal or destruction of IgM in an anti-allotype serum restores the expected specificity.

Animals↗

Comparison of ketmine with the combination of ketamine and xylazine for effective anesthesia in the rhesus monkey (Macaca mulatta).

The addition of xylazine to ketamine hydrochloride was found to enhance analgesia, anesthesia, and muscle relaxation in rhesus monkeys. At 0.10 ml/kg body weight, this combination provided adequate anesthesia for such procedures as cisternal puncture, lumbar spinal puncture, insertion of urinary catheters, finger amputations, and tattooing. The combination of ketamine and xylazine did depress the heart rate, respiration rate, and body temperature more than the administration of ketamine alone. The period of anesthesia also was prolonged, but the monkeys regained consciousness more rapidly at the end of the anesthetic period.

Anesthesia↗