LaurencePKarperMD

Psychiatry • Bethlehem, PA

Addiction

Vice-Chair, Acute Services

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Office
2545 Schoenersville Rd
# 5
Bethlehem, PA 18017
Phone+1 610-402-5900
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Education & Training

Yale-New Haven Medical CenterResidency, Psychiatry, 1988 - 1992
Rutgers Robert Wood Johnson Medical SchoolClass of 1988

Certifications & Licensure

CT State Medical License 1990 - 2024
PA State Medical License 1997 - 2024
American Board of Psychiatry and Neurology Psychiatry

Publications & Presentations

PubMed

1 citations
Darmok and Jalad at the Psych Ward: A Case Demonstration of How to Creatively Communicate with a 19-Year-Old Patient with Autism Spectrum Disorder.
Elizabeth S. Kim, Katherine B. Martin Md, Laurence P. Karper, Siddhartha Maru, Maggie Driscoll> ;Case Reports in Psychiatry. 2021 Feb 24
23 citations
Clinical significance of neurological soft signs in schizophrenia: Factor analysis of the Neurological Evaluation Scale
R. Andrew Sewell, Edward Perry, Laurence P. Karper, Morris D. Bell, Paul H. Lysaker, Joseph L. Goulet, Louise M. Brenner, Joseph Erdos, D. Cyril D’Souza, John Seibyl, ...> ;Schizophrenia Research. 2010 Dec 1
Reflective and reflexive practitioners.
Laurence P. Karper> ;Psychiatric Services. 2008 Sep 1
87 citations
Psychiatric safety of ketamine in psychopharmacology research
Edward Perry, Joyce A. Cramer, Hyun Sang Cho, Ismene L. Petrakis, Laurence P. Karper, Angelina Genovese, Elizabeth O’Donnell, John H. Krystal, D. Cyril D’Souza> ;Psychopharmacology. 2007 Feb 16
28 citations
Absence of behavioral sensitization in healthy human subjects following repeated exposure to ketamine
Hyun Sang Cho, Deepak Cyril D'Souza, Ralitza Gueorguieva, Edward Perry, Steven Madonick, Laurence P. Karper, Anissa Abi-Dargham, Aysenil Belger, Walid M. Abi-Saab, Deb...> ;Psychopharmacology. 2005 Jan 29
18 citations
Ritanserin antagonism of m-chlorophenylpiperazine effects in neuroleptic-free schizophrenics patients: Support for serotonin-2 receptor modulation of schizophrenia sym...
Walid M. Abi-Saab, John Seibyl, Cyril D'Souza, Laurence P. Karper, Ralitza Gueorgueva, Anissa Abi-Dargham, Ma-Li Wong, Sachin Rajhans, Joseph P. Erdos, George R. Henin...> ;Psychopharmacology. 2002 Apr 5
86 citations
IV glycine and oral D-cycloserine effects on plasma and CSF amino acids in healthy humans.
Deepak Cyril D'Souza, Roberto Gil, Karyn Cassello, Kristen Morrissey, D. Abi-Saab, Jonathan A White, Robert Sturwold, A. Bennett, Laurence P. Karper, E. Zuzarte, Denni...> ;Biological Psychiatry. 2000 Mar 1
122 citations
Dissociation of ketamine effects on rule acquisition and rule implementation: possible relevance to NMDA receptor contributions to executive cognitive functions
John H. Krystal, A. Bennett, D. Abi-Saab, Aysenil Belger, Laurence P. Karper, D. Cyril D’Souza, Deborah S. Lipschitz, Anissa Abi-Dargham, Dennis S. Charney> ;Biological Psychiatry. 2000 Jan 15
173 citations
Interactive effects of subanesthetic ketamine and haloperidol in healthy humans.
John H. Krystal, Deepak Cyril D'Souza, Laurence P. Karper, A. Bennett, Anissa Abi-Dargham, Abi-Saab D, Cassello K, M. B. Bowers, Vegso S, George R. Heninger, Dennis S....> ;Psychopharmacology. 1999 Jul 1
122 citations
Dose-Related Ethanol-like Effects of the NMDA Antagonist, Ketamine, in Recently Detoxified Alcoholics
John H. Krystal, Ismene L. Petrakis, Elizabeth Webb, Ned L. Cooney, Laurence P. Karper, Sheila N. Namanworth, Philip Stetson, Louis Trevisan, Dennis S. Charney> ;Archives of General Psychiatry. 1998 Apr 1
8 citations
Short-term use of disulfiram with clozapine.
Louise M. Brenner, Laurence P. Karper, John H. Krystal> ;Journal of Clinical Psychopharmacology. 1994 Jun 1
2471 citations
Subanesthetic effects of the noncompetitive NMDA antagonist, ketamine, in humans: Psychotomimetic, perceptual, cognitive, and neuroendocrine responses.
John H. Krystal, Laurence P. Karper, John Seibyl, Glenna K. Freeman, Richard C. Delaney, J. Douglas Bremner, George R. Heninger, Malcolm B. Bowers, Dennis S. Charney> ;Archives of General Psychiatry. 1994 Mar 1
5 citations
VALPROATE MANAGEMENT OF PSYCHOSIS IN A PATIENT WITH CARBAMAZEPINE-INDUCED HYPONATREMIA
Laurence P. Karper, John Seibyl, John H. Krystal> ;Journal of Clinical Psychopharmacology. 1992 Apr 1
15 citations
Prolonged postictal encephalopathy in two patients with clozapine-induced seizures.
Laurence P. Karper, Stephen Salloway, John Seibyl, John H. Krystal> ;The Journal of Neuropsychiatry and Clinical Neurosciences. 1992 Jan 1
140 citations
Interactive effects of subanesthetic ketamine and subhypnotic lorazepam in humans.
John H. Krystal, Laurence P. Karper, A. Bennett, Deepak Cyril D'Souza, Anissa Abi-Dargham, K. Morrissey, Abi-Saab D, J. D. Bremner, M. B. Bowers, Raymond F. Suckow, St...> ;Psychopharmacology. 1998 Jan 22
105 citations
Preliminary evidence of an association between sensorimotor gating and distractibility in psychosis.
Laurence P. Karper, G.K. Freeman, Christian Grillon, C A Morgan rd, Dennis S. Charney, J.H. Krystal> ;The Journal of Neuropsychiatry and Clinical Neurosciences. 1996 Jan 1
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