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Biomedical subjects

R K Wadhwa

Publications and source records attributed to R K Wadhwa.

6 recordsLinked to original sources

Anaesthesia for dilatation, evacuation and curettage in outpatients: comparison of subanaesthetic doses of ketamine and sodium methohexitone-nitrous oxide anaesthesia.

Sub-dissociative doses of ketamine compared unfavourably with methohexitonenitrous oxide anaesthesia for dilatation, evacuation and curettage. We could not separate the desirable effects of analgesia and amnesia from the unwanted dream effects and visual disturbances. Although the time of clinical recovery was similar, the Trieger Motor Test revealed a delay in return to normal in both groups.

Adolescent

Ketamine as the sole anaesthetic agent for laparoscopic sterilization. The effects of premedication on the frequency of adverse clinical reactions.

Ketamine, as the sole anaesthetic agent, was assessed in a double-blind study of 135 female patients who underwent laparoscopic sterilization. The patients were allocated randomly to one of four groups according to the type (pentobarbitone or droperidol) and route (i.v. or i.m.) of premedication. In addition all the patients received hyoscine i.m. Neither pentobarbitone nor droperidol prevented adverse emergence reactions and the total frequency of dream-like activity. However, patients who received pentobarbitone i.v. did not recall unpleasant dream-like activity. Patients who received droperidol i.v. had the shortest recovery time after ketamine anaesthesia. There was a high incidence of visual disturbances in all groups. Droperidol protected against the initial increase of heart rate, and pentobarbitone against the increase in arterial systolic pressure associated with ketamine.

Adult