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Biomedical subjects

A S Unis

Publications and source records attributed to A S Unis.

25 records · Page 2Linked to original sources

Child, mother, and father evaluations of depression in psychiatric inpatient children.

The agreement among children and their parents in evaluating the children's depression was examined in 48 families. Newly admitted inpatient children (ages 6-13) and their mothers and fathers independently completed self-report and interview measures to assess severity and duration of the children's depression. The results indicated that different measures of depression completed by the same rater (child, mother, or father) were highly intercorrelated. Yet there was little or no relationship between child-mother and child-father ratings of the children's depression for the same or related measures of depression. Children independently diagnosed (DSM III) as depressed rated themselves and were rated by their parents as more depressed than nondepressed children. Even so, children consistently rated themselves as less depressed across the measures than did their parents. Parent ratings of the children's depression and the correspondence of child-parent ratings varied as a function of several child and family variables, including child IQ, gender, race, and family welfare status.

Adolescent↗

Child and parent evaluations of depression and aggression in psychiatric inpatient children.

This investigation examined the agreement between children and their parents on measures of depression and aggression. A total of 120 inpatient children (ages 7-13) and their mothers and fathers independently completed self-report and interview measures that focused on the children's dysfunction. Children and their parents differed in their ratings of each symptom area, with children providing significantly less severe ratings than their parents. Children who met DSM III criteria for major depression or conduct disorder were significantly higher in their ratings of depression and aggression than children without these diagnoses, as reflected in both child and parent ratings. Child and parent ratings correlated in the low to moderate range on measures of children's symptoms, whereas mother and father ratings correlated in the moderate to high range. The correspondence between children and parents did not vary as a function of symptom area (depression and aggression) or assessment format (self-report and interviews). The results suggest that children are able to rate the severity of their dysfunction, although they tend to provide lower-bound estimates than do their parents.

Adolescent↗

Treatment of phobias in a hospitalized child.

A 12-year-old girl, hospitalized on a psychiatric intensive care unit, was treated for phobias of school and unfamiliar males. Treatment focused on decreasing several avoidance responses and increasing prosocial approach responses. Treatment consisted of instruction, performance feedback, participant modeling and social reinforcement. Marked changes were evident when treatment was introduced in a multiple-baseline design across several phobic and prosocial behaviors. Treatment effects generalized beyond the persons and situation included in training, were reflected in overall global ratings by persons unfamiliar with the treatment, and were maintained up to a 7-week follow-up when the child returned to the hospital for reassessment. Contact with the child 21 weeks after discharge indicated that the gains were reflected in school attendance and social interaction in everyday situations.

Behavior Therapy↗

The teratogenicity of N(omega)-nitro-L-ariginine methyl ester (L-NAME), a nitric oxide synthase inhibitor, in rats.

Exposure of gravid rats to the nitric oxide synthase inhibitor N(omega)-nitro-L-arginine methyl ester (L-NAME) in drinking water or by implanted osmotic minipumps significantly elevates maternal blood pressure, reducing uteroplacental perfusion. Administration by either route causes fetal growth retardation, but oral exposure also causes hind limb reduction malformations. The present study employed both oral and intraperitoneal routes to determine the period of sensitivity to developmental toxicity, dose-response, and possible fetotoxic mechanisms. Hind limb hemorrhage occurred only in litters from dams exposed to oral doses of 1 to 2 mg/mL from gestational days 15 through 17. In contrast to oral exposure, single intraperitoneal injections caused both fore and hind limb reductions at doses of 25 mg/kg and above administered on gestational day 16 and later. Many other exposures that reduce uteroplacental perfusion have been associated with vascular disruptive dysmorphogenesis. These exposures include phenytoin, calcium channel inhibitors, cocaine, and uterine vascular clamping. Limb hemorrhage induced by these exposures is usually limited to distal structures, typically phalanges, and the incidence of affected fetuses rarely exceeds 50%. By contrast, hemorrhage caused by L-NAME frequently involves entire limbs, extending into adjacent flank in severe instances, and 100% of fetuses from treated dams may be affected. The basis of this difference and the differing defect patterns associated with the various routes of exposure are unclear, but the generation of reactive oxygen species during resumption of normal perfusion may play a role in this vascular disruption.

Abnormalities, Drug-Induced↗