H. Leonard

Most-cited papers

Pediatric autoimmune neuropsychiatric disorders associated with streptococcal infections: clinical description of the first 50 cases.
S. Swedo, H. Leonard, M. Garvey, B. Mittleman +6 more
1998American Journal of Psychiatry1,464 citations
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Quinolinic acid and kynurenine pathway metabolism in inflammatory and non-inflammatory neurological disease.
M. Heyes, Kuniaki Saito, J. Crowley, L. Davis +21 more
1992Brain : a journal of neurology677 citations
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Clinical course of children and adolescents with bipolar spectrum disorders.
B. Birmaher, D. Axelson, M. Strober, M. Gill +7 more
2006Archives of General Psychiatry648 citations Open access
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Switching to another SSRI or to venlafaxine with or without cognitive behavioral therapy for adolescents with SSRI-resistant depression: the TORDIA randomized controlled trial.
D. Brent, G. Emslie, G. Clarke, K. Wagner +20 more
2008Journal of the American Medical Association (JAMA)637 citations Open access
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Therapeutic plasma exchange and intravenous immunoglobulin for obsessive-compulsive disorder and tic disorders in childhood.
Susan J. Perlmutter, S. Leitman, M. Garvey, S. Hamburger +3 more
1999The Lancet553 citations
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Phenomenology of children and adolescents with bipolar spectrum disorders.
D. Axelson, B. Birmaher, M. Strober, M. Gill +8 more
2006Archives of General Psychiatry498 citations
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Cerebral glucose metabolism in childhood-onset obsessive-compulsive disorder. Revisualization during pharmacotherapy.
S. Swedo, P. Pietrini, H. Leonard, M. Schapiro +5 more
1992Archives of General Psychiatry403 citations
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A 2- to 7-year follow-up study of 54 obsessive-compulsive children and adolescents.
H. Leonard, S. Swedo, M. Lenane, D. Rettew +3 more
1993Archives of General Psychiatry370 citations
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Identification of children with pediatric autoimmune neuropsychiatric disorders associated with streptococcal infections by a marker associated with rheumatic fever.
S. Swedo, H. Leonard, B. Mittleman, A. Allen +5 more
1997American Journal of Psychiatry364 citations Open access
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Case study: a new infection-triggered, autoimmune subtype of pediatric OCD and Tourette's syndrome.
A. Allen, H. Leonard, S. Swedo
1995Journal of the American Academy of Child and Adolescent Psychiatry329 citations
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Tics and Tourette's disorder: a 2- to 7-year follow-up of 54 obsessive-compulsive children.
H. Leonard, M. Lenane, S. Swedo, D. Rettew +2 more
1992American Journal of Psychiatry309 citations
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Sydenham's chorea: physical and psychological symptoms of St Vitus dance.
S. Swedo, H. Leonard, B. J. Casey, G. Mannheim +3 more
1993Pediatrics302 citations
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A pilot study of penicillin prophylaxis for neuropsychiatric exacerbations triggered by streptococcal infections.
M. Garvey, Susan J. Perlmutter, A. Allen, S. Hamburger +5 more
1999Biological Psychiatry255 citations
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Sensitivity of the Diagnostic Interview Schedule for Children, 2nd edition (DISC-2.1) for specific diagnoses of children and adolescents.
P. Fisher, D. Shaffer, John C. Piacentini, Joanna B. Lapkin +3 more
1993Journal of the American Academy of Child and Adolescent Psychiatry253 citations
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History of suicide attempts in pediatric bipolar disorder: factors associated with increased risk.
T. Goldstein, B. Birmaher, D. Axelson, N. Ryan +9 more
2005Bipolar Disorders228 citations Open access
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Predictors of Spontaneous and Systematically Assessed Suicidal Adverse Events in the Treatment of SSRI Resistant Depression in Adolescents (TORDIA) Study
D. Brent, G. Emslie, G. Clarke, J. Asarnow +17 more
2009American Journal of Psychiatry208 citations Open access
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Early childhood OCD: preliminary findings from a family-based cognitive-behavioral approach.
J. Freeman, A. Garcia, L. Coyne, Chelsea M Ale +4 more
2008Journal of the American Academy of Child and Adolescent Psychiatry208 citations Open access
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Treatment of Selective Serotonin Reuptake Inhibitor–Resistant Depression in Adolescents: Predictors and Moderators of Treatment Response
J. Asarnow, G. Emslie, G. Clarke, K. Wagner +17 more
2009Journal of the American Academy of Child and Adolescent Psychiatry205 citations Open access
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Obsessions and compulsions across time in 79 children and adolescents with obsessive-compulsive disorder.
D. Rettew, S. Swedo, H. Leonard, M. Lenane +1 more
1992Journal of the American Academy of Child and Adolescent Psychiatry199 citations
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Tics moderate treatment outcome with sertraline but not cognitive-behavior therapy in pediatric obsessive-compulsive disorder.
J. March, M. Franklin, H. Leonard, A. Garcia +3 more
2007Biological Psychiatry196 citations
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A double-blind desipramine substitution during long-term clomipramine treatment in children and adolescents with obsessive-compulsive disorder.
H. Leonard, S. Swedo, M. Lenane, D. Rettew +3 more
1991Archives of General Psychiatry185 citations
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The pediatric autoimmune neuropsychiatric disorders associated with streptococcal infection (PANDAS) subgroup: separating fact from fiction.
S. Swedo, H. Leonard, J. Rapoport
2004Pediatrics175 citations
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Childhood obsessive compulsive disorder.
J. Rapoport, S. Swedo, H. Leonard
1992Journal of Clinical Psychiatry175 citations
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Speculations on antineuronal antibody-mediated neuropsychiatric disorders of childhood.
S. Swedo, H. Leonard, L. Kiessling
1994Pediatrics170 citations
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Case study: acute basal ganglia enlargement and obsessive-compulsive symptoms in an adolescent boy.
J. Giedd, J. Rapoport, H. Leonard, D. Richter +1 more
1996Journal of the American Academy of Child and Adolescent Psychiatry166 citations
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Trichotillomania: An Obsessive Compulsive Spectrum Disorder?
S. Swedo, H. Leonard
1992162 citations
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Obsessive-compulsive disorder.
H. Leonard, Chelsea M Ale, J. Freeman, A. Garcia +1 more
2003Child and Adolescent Psychiatric Clinics of North America154 citations
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Practical guidelines for the assessment and treatment of selective mutism.
Sara Dow, B. Sonies, D. Scheib, S. Moss +1 more
1995Journal of the American Academy of Child and Adolescent Psychiatry149 citations
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Practice parameters for the assessment and treatment of children and adolescents with obsessive-compulsive disorder. AACAP.
R. King, H. Leonard, J. March, W. Bernet +23 more
1998Journal of the American Academy of Child and Adolescent Psychiatry144 citations
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Paediatric autoimmune neuropsychiatric disorders associated with streptococcal infection (PANDAS).
H. Leonard, S. Swedo
2001International Journal of Neuropsychopharmacology140 citations Open access
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Cerebrospinal fluid neurochemistry in children and adolescents with obsessive-compulsive disorder.
S. Swedo, H. Leonard, M. J. Kruesi, D. Rettew +6 more
1992Archives of General Psychiatry138 citations
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Sydenham's chorea
J. Giedd, J. Rapoport, M. Kruesi, C. Parker +9 more
1995Neurology137 citations
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Substance use disorders among adolescents with bipolar spectrum disorders.
B. Goldstein, M. Strober, B. Birmaher, D. Axelson +10 more
2008Bipolar Disorders134 citations Open access
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Critical review of tricyclic antidepressant use in children and adolescents.
B. Geller, D. Reising, H. Leonard, Mark A. Riddle +1 more
1999Journal of the American Academy of Child and Adolescent Psychiatry129 citations
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Regional cerebral glucose metabolism of women with trichotillomania.
S. Swedo, J. Rapoport, H. Leonard, M. Schapiro +2 more
1991Archives of General Psychiatry119 citations
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Rates of Obsessive Compulsive Disorder in first degree relatives of patients with trichotillomania: a research note.
M. Lenane, S. Swedo, J. Rapoport, H. Leonard +2 more
1992Journal of Child Psychology and Psychiatry and Allied Disciplines116 citations
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A double-blind comparison of clomipramine and desipramine treatment of severe onychophagia (nail biting).
H. Leonard, M. Lenane, S. Swedo, D. Rettew +1 more
1991Archives of General Psychiatry115 citations
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Obsessive-compulsive disorder in children and adolescents: a review of the past 10 years.
J. March, H. Leonard
1996Journal of the American Academy of Child and Adolescent Psychiatry111 citations
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Prevalence and correlates of physical and sexual abuse in children and adolescents with bipolar disorder.
S. Romero, B. Birmaher, D. Axelson, T. Goldstein +9 more
2009Journal of Affective Disorders109 citations Open access
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Pharmacology of the selective serotonin reuptake inhibitors in children and adolescents.
H. Leonard, John S. March, K. Rickler, Albert J. Allen
1997Journal of the American Academy of Child and Adolescent Psychiatry106 citations
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Obsessive compulsive disorder in children and adolescents: issues in management.
Judith L. Rapoport, H. Leonard, S. Swedo, M. Lenane
1993Journal of Clinical Psychiatry99 citations
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Current knowledge of medications for the treatment of childhood anxiety disorders.
A. Allen, H. Leonard, S. Swedo
1995Journal of the American Academy of Child and Adolescent Psychiatry96 citations
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Cognitive behavioral treatment for young children with obsessive-compulsive disorder.
J. Freeman, Molly L. Choate-Summers, P. Moore, A. Garcia +3 more
2007Biological Psychiatry95 citations Open access
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Phenomenology of Early Childhood Onset Obsessive Compulsive Disorder
A. Garcia, J. Freeman, M. Himle, N. Berman +4 more
2009Journal of Psychopathology and Behavioral Assessment88 citations Open access
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Electrocardiographic changes during desipramine and clomipramine treatment in children and adolescents.
H. Leonard, M. C. Meyer, S. Swedo, D. Richter +4 more
1995Journal of the American Academy of Child and Adolescent Psychiatry88 citations
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Practice Parameters for Child Custody Evaluation
S. Herman, J. Dunne, W. Ayres, V. Arnold +17 more
199783 citations Open access
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Changes in cerebrospinal fluid neurochemistry during treatment of obsessive-compulsive disorder with clomipramine.
Margaret Altemus, S. Swedo, H. Leonard, D. Richter +3 more
1994Archives of General Psychiatry83 citations
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Comparison of Manic and Depressive Symptoms between Children and Adolescents with Bipolar Spectrum Disorders
B. Birmaher, D. Axelson, M. Strober, M. Gill +10 more
2009Bipolar Disorders82 citations Open access
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Family-Based Treatment of Early-Onset Obsessive-Compulsive Disorder
J. Freeman, A. Garcia, Christina M. Fucci, Mai Karitani +2 more
2003Journal of child and adolescent psychopharmacology82 citations
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Clonazepam as an augmenting agent in the treatment of childhood-onset obsessive-compulsive disorder.
H. Leonard, D. Topol, O. Bukstein, D. Hindmarsh +2 more
1994Journal of the American Academy of Child and Adolescent Psychiatry77 citations
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