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Biomedical subjects

N Amir

Publications and source records attributed to N Amir.

76 records · Page 5Linked to original sources

Implicit and explicit memory in obsessive-compulsive disorder.

We examined implicit and explicit memory in obsessive-compulsive disorder (OCD) patients an in non-patients. Implicit memory was measured by the effect of prior presentation on ratings of noise volume. Explicit memory was examined via a recognition task. We also investigated participants' confidence in the accuracy of their recognition. OCD patients rated noise accompanying contamination and neutral sentences as louder than did non-patients. Both groups rated noise accompanying contamination sentences as louder than noise accompanying neutral sentences. Also, both groups were less confident in their recognition of new contamination sentences compared to new neutral sentences, but this difference was less pronounced in the OCD group. The findings are discussed in light of previous research on memory in anxiety disordered individuals.

Adult↗

Family distress and involvement in relatives of obsessive-compulsive disorder patients.

Obsessive compulsive disorder (OCD) affects the lives of patients as well as their relatives. Calvocoressi et al. (1995) suggested that accommodation (e.g., participating in the patient's rituals) by relatives of patients with OCD was related to global family dysfunction and distress. These investigators did not, however, examine the relationship between family accommodation and severity of the patients' OCD symptoms. In the present study we examined the relationship between families' reactions to the patient's illness (e.g., assistance with rituals, modification of family routine, rejection of the patient, etc.) and the patient's Yale-Brown Obsessive-Compulsive Scale (Y-BOCS) score and Hamilton Depression scale ratings. We also examined the effects of family accommodation and rejection on treatment outcome. Results revealed that family distress, accommodation, and rejection were related to depression and anxiety in the family members, but not to severity of the patients' OCD. At posttreatment, family accommodation and modification of routine was related to the severity of patients' OCD. These results remained significant when the effect of pretreatment OCD severity was partialled out.

Adolescent↗

Familial dysautonomia manifesting as neonatal nemaline myopathy.

An infant presented with congenital hypotonia, poor sucking, apathy, and areflexia. Muscle biopsy at two months of age revealed numerous nemaline rods, suggesting congenital nemaline myopathy. During the ensuing months, familial dysautonomia was suggested by recurrent pulmonary infections, dysphagia, alacrima, hyperhydrosis, emotional lability, and unexplained episodes of hyperthermia and breath-holding spells. The diagnosis was confirmed by positive intradermal histamine and ocular mecholyl tests. The finding of nemaline rods adds a new facet to the recognized polymorphic presentation of familial dysautonomia.

Biopsy, Needle↗

Paradoxical normalization in childhood epilepsy.

We report 5 children aged 2.5 to 9 years with refractory epilepsy who, in the wake of a change in anti-epileptic drug (AED) regimen, developed paradoxical normalization (PN). Their acute psychiatric symptoms were associated with abrupt seizure cessation and normalization of the EEG. The latency periods between first seizure and advent of psychosis ranged from 1.9 to 7.0 years. Behavioral manifestations were schizophrenialike psychosis in 1, autistic withdrawal in 3, and organic mental syndrome not otherwise specified in 1. PN has heretofore been reported only in adolescents and adults after prolonged periods of poorly controlled seizures. The hypothesized precipitating factors relate to drug-induced changes in neurotransmitter systems.

Anticonvulsants↗