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Featured researches published by Allan R. De Jong.


Pediatrics | 2000

Forensic Evidence Findings in Prepubertal Victims of Sexual Assault

Cindy W. Christian; Jane Lavelle; Allan R. De Jong; John M. Loiselle; Lewis Brenner; Mark D. Joffe

Objective. The American Academy of Pediatrics recommends forensic evidence collection when sexual abuse has occurred within 72 hours, or when there is bleeding or acute injury. It is not known whether these recommendations are appropriate for prepubertal children, because few data exist regarding the utility of forensic evidence collection in cases of child sexual assault. This study describes the epidemiology of forensic evidence findings in prepubertal victims of sexual assault. Methods. The medical records of 273 children <10 years old who were evaluated in hospital emergency departments in Philadelphia, Pennsylvania, and had forensic evidence processed by the Philadelphia Police Criminalistics Laboratory were retrospectively reviewed for history, physical examination findings, forensic evidence collection, and forensic results. Results. Some form of forensic evidence was identified in 24.9% of children, all of whom were examined within 44 hours of their assault. Over 90% of children with positive forensic evidence findings were seen within 24 hours of their assault. The majority of forensic evidence (64%) was found on clothing and linens, yet only 35% of children had clothing collected for analysis. After 24 hours, all evidence, with the exception of 1 pubic hair, was recovered from clothing or linens. No swabs taken from the childs body were positive for blood after 13 hours or sperm/semen after 9 hours. A minority of children (23%) had genital injuries. Genital injury and a history of ejaculation provided by the child were associated with an increased likelihood of identifying forensic evidence, but several children had forensic evidence found that was unanticipated by the childs history. Conclusions. The general guidelines for forensic evidence collection in cases of acute sexual assault are not well-suited for prepubertal victims. The decision to collect evidence is best made by the timing of the examination. Swabbing the childs body for evidence is unnecessary after 24 hours. Clothing and linens yield the majority of evidence and should be pursued vigorously for analysis.


Child Abuse & Neglect | 1983

Epidemiologic variations in childhood sexual abuse

Allan R. De Jong; Arturo R. Hervada; Gary A. Emmett

We retrospectively reviewed records of 566 children ranging from 6 months to 16 years of age who presented to a sexual assault crisis center. They represented 33.2% of all alleged sexual assault victims seen over a 36 month period. There were 103 males (18.2%) and 463 females (81.8%). Significant differences in presentation were demonstrated with respect to the victims age, sex, and race, but the major factor influencing the variation is the victim/assailant relationship. Younger children were more likely than older children to present with histories of multiple assaults (p less than .0005), by known assailants (p less than .0005), occurring in the childs or assailants home (p less than .001) and to report less violence (p less than .05). More risk of violence (p less than .0005) or evidence of trauma (p less than .0005) and less reporting of home assaults (p less than .0005) or multiple assault episodes (p less than .0005) were found in assaults by strangers when compared with non-stranger assaults. A lower frequency of reporting was found in females between 7 and 11 years of age. The dynamics of childhood sexual abuse are discussed in relationship to these findings. A number of victim and assailant related factors determine reporting patterns of childhood sexual abuse.


European Journal of Pediatrics | 1985

Pseudotumor cerebri and nutritional rickets

Allan R. De Jong; Clara A. Callahan; Jeffrey C. Weiss

A bulging fontanelle due to benign increased intracranial pressure is not generally recognized as a manifestation of nutritional rickets but should be considered in the appropriate clinical setting. Two children who we saw presented with bulging anterior fontanelles were found to have pseudotumor cerebri in association with nutritional rickets.


Child Abuse & Neglect | 1985

Vaginitis due to Gardnerella vaginalis and to Candida albicans in sexual abuse.

Allan R. De Jong

Sexually transmitted diseases may be transferred to children and adolescents during voluntary or involuntary sexual contact. Two children are reported with the unusual association of sexual abuse and Candida albicans or Gardnerella vaginalis infections. Awareness of the techniques for diagnosis of these infections is essential for appropriate management of the abused child. These organisms should not be considered normal flora when found in symptomatic children and adolescents and should raise the possibility of sexual abuse. Language: en


Child Abuse & Neglect | 1986

Childhood sexual abuse precipitating maternal hospitalization

Allan R. De Jong

Abstract CHILD ABUSE often occurs in families with multiple and frequent stresses [1]. Disclosure of the abuse and the resulting therapeutic interventions may increase the stresses on family members and the family structure [2, 3], Some parents express greater concern about the disruption of their own lives caused by sexual abuse than they express for the victimized child [4, 5,]. Under such circumstances, the child may be deprived of the support needed to cope with the traumatic experience. This paper provides three case reports of unusual examples of family disruption following childhood sexual abuse. In each case the mothers hospitalization was precipitated by the disclosure and investigation of the childs sexual assault complaint.


JAMA Pediatrics | 1982

Condyloma Acuminata in Children

Allan R. De Jong; Jeffrey C. Weiss; Robert L. Brent


Child Abuse & Neglect | 1989

Sexual interactions among siblings and cousins: experimentation or exploitation?

Allan R. De Jong


Pediatrics | 1988

Maternal Responses to the Sexual Abuse of Their Children

Allan R. De Jong


JAMA Pediatrics | 1990

Urinary tract symptoms and urinary tract infection following sexual abuse

Judy L. Klevan; Allan R. De Jong


JAMA Pediatrics | 1982

Epidemiologic Factors in Sexual Abuse of Boys

Allan R. De Jong; Gary A. Emmett; Arturo A. Hervada

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Jeffrey C. Weiss

Thomas Jefferson University

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Gary A. Emmett

Thomas Jefferson University

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Arturo R. Hervada

Thomas Jefferson University

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Clara A. Callahan

Thomas Jefferson University

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Jane Lavelle

University of Pennsylvania

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John M. Loiselle

Children's Hospital of Philadelphia

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Martin A. Finkel

University of Medicine and Dentistry of New Jersey

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