Panic and Phobias 2 Treatments and Variables Affecting Course and Outcome Edited by Iver Hand and Hans-UlrichWittchen Foreword by G.L.Klerman Epilogue by LM.Marks Springer-Verlag Berlin Heidelberg New York London Paris Tokyo Iver Hand, Prof. Dr. med Psychiatrische UniversiHitsklinik Verhaltenstherapie - Ambulanz MartinistraBe 52 0-2000 Hamburg 20 Hans-Ulrich Wittchen, Prof. Dr. phil., Oipl.-Psych. Universitat Mannheim Klinische Psychologie and Max Planck Institut fUr Psychiatrie Unit for Evaluation Research Kraepelinstra6e 10 0-8000 Munchen 40 ISBN-13 :978-3-642-73545-5 e-ISBN-13:978-3-642-73543-1 DOl: 10.1007/978-3-642-73543-1 This work is subject to copyright. All rights are reserved, whether the whole or part of the material is concerned, specifically the rights of translation, reprint ing, reuse of illustrations, recitation, broadcasting, reproduction on microfilms or in other ways, and storage in data banks. 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In every individual case the respective user must check its accuracy by consulting other pharmaceutical literature. 2125/3140/543210 Preface Behavioral and biological research in behavioral techniques were developed recent years have produced partially con already in the early 1970s (Hand et al. tradictory treatment results and recom 1974) and have proved extremely success mendations for phobias with and without ful in long-term follow-ups (Hand et al. panic attacks, for panic disorder, and for 1986). The occurrence of panic attacks anxiety disorders in a broader sense. independent of phobic trigger situations The new classification of anxiety disor is almost never mentioned as an obstacle ders in both DSM-III (1980) and its to the effective behavioral therapy of revision DSM-IIIR (1987), which gives phobias. panic attacks a key role with regard to Until very recently, professional interac etiology, differential diagnoses, and treat tion and mutual evaluation regarding ment has not only stimulated research in these contradictory views and results have this field but has also provoked growing been almost non-existent. Together with controversy among clinicians and resear European and American colleagues, we chers. Biologically oriented authors have addressed these questions in a previous interpreted anxiety disorders with panic volume, examining in more detail the attacks as "endogenous" disorders linked epidemiological, psychopathological, and to depression, claiming pharmacological experimental evidence for each of these treatments to be the essential interven positions (Hand and Wittchen 1986). tions. The concept of panic attacks has This new volume has a more interven recently been expanded even further by tion-oriented perspective. The time ap its new operationalization in DSM-IIIR. pears to have come for an attempt to In the future, it will be applied to almost resolve some of the treatment controver all kinds of anxiety disorders, as long as sies: pharmacological research now inves they involve at least one attack-like event tigates the effects of both long-term followed by a persistent anticipatory fear medication and of its discontinuation, of further such attacks: while behavioral research has begun to On the other hand, over the past two focus on patients who have either failed decades a vast number of carefully con or dropped out of exposure treatments. trolled, clinical studies have accumulated Thus, both the behavioral-cognitive and evidence that phobias, including agora the biological researchers and clinicans phobia with and without panic attacks, are now ready to face inconsistencies in 9an in the majority of cases be successful their theoretical models and failures in ly treated with behavioral methods, such their treatment methods. There is now as exposure in vivo (most recent review evidence of a growing willingness to en by Marks 1987). For acute panic states in gage in joint efforts not only to improve the context of phobic responses, effective treatments; but also to advance know- VI Preface ledge of why a considerable proportion of We hope that the very fact that the many anxiety patients still refuse, drop out or authors in this book partly use the same fail from and relapse after either of these data to draw conclusions that differ in part treatment approaches. from one another will also stimulate the The authors of this book met at an inter reader to join the discussion for the national Symposium at the Ringberg welfare of the patients. Castle in Bavaria (sponsored by the Max Planck Society) to engage in intensive References discussions of behavioral, cognitive, and biological treatments of anxiety disorders. Hand I, Lamontagne Y, Marks 1M (1974) Group This joint venture definitely broadened exposure (flooding) in vivo for agoraphobics. Br views and modified initial cautious in J Psychiatry 124:588-602 teractions into an open-minded and pro Hand I, Wittchen HU (eds) (1986) Panic and ductive exchange of knowledge and opi phobias. Empirical evidence of theoretical nions. models and longterm effects of behavorial treatments. Springer, Berlin Heidelberg New Panic and Phobias II is the outcome of York this exciting conference and evaluates in Hand I, Angenendt J, Fischer M, Wilke C (1986) detail not only those behavioral, cogni Exposure in vivo with panic management for tive, and pharmacological treatments that agoraphobia: treatment rationale and longterm are currently best elaborated, but also the outcome. In: Hand I, Wittchen HU (eds) Panic and phobias. Empirical evidence of theoretical most promising new research in this field. models and longterm effects of behavioral This book does not however provide final treatments. Springer, Berlin Heidelberg New answers to the question "What is the best York treatment?," but it does give the most Marks 1M (1987) Fears, phobias and rituals. Panic, anxiety, and their disorders. Oxford University current and comprehensive description of Press, New York results in the three major areas of research relevant to the treatment of IVER HAND anxiety disorders. HANS-ULRICH WITTCHEN Foreword Sources of Current Controversies in Treatment of Panic and Phobia G. L. KLERMAN1 In reviewing advances in a scientific field, During the 1960s and 1970s, the contin the conventional wisdom holds that prog uum model was challenged by a number ress occurs in a linear fashion through of sources. This challenge resulted in incremental new knowledge. This view of revision of the USA classification as the history of science as a rational and promulgated by the American Psychiatric progressive process has been challenged Association in its third edition of the by many observers, notably Thomas Diagnostic and Statistical Manual (DSM Kuhn, the philosopher and historian of III). Subsequently, controversies have science at Princeton University, who erupted concerning the nature of anxiety views progress in a scientific field not so disorders, their etiology and pathogenesis, much as the rational accumulation of new and the most suitable and effective knowledge arrived at by dispassionate methods for their treatment. Currently, scientists; rather, he believes that the this controversy involves the conflicting history of a field is punctuated by periods views held by adherents of a biological of ferment and revolution during which paradigm and a behavioral paradigm. competing theories and groups of scien In the midst of this controversy, the 1987 tists adhering to these theories (which Ringberg Conference brought together Kuhn calls "paradigms") contend with many of the leading investigators in this each other until, subsequently, one para field to share ideas and, hopefully, to digm emerges triumphant. reconcile differences and formulate a The field of anxiety is a current example consensus as to the treatment of panic of this process. For many decades, there and phobias. While the goal of formulat w~s a consensus that anxiety in normal ing a consensus was only partially rea and clinical states was aligned on a contin lized, the papers in this volume capture uum of severity. This view, which I have the ferment in the field and offer the called the "continuum model," was ac reader insight into efforts to resolve the cepted by otherwise competing theories - controversies relating to treatment. behavioral, psychodynamic, biological - and was embodied in most classifications of mental disorders and in textbooks of The Continuum Model and Its psychiatry and psychology. Discontents It is of note that this continuum view was 1 Professor of Psychiatry and Associate Chairman held by the advocates of three different for Research, Department of Psychiatry, Cornell theoretical paradigms - biological, psy University Medical College, c/o Payne Whitney Clinic, 525 East 68th Street, New York, NY 10021, choanalytic, and behavioral - which USA emerged between World War I and World VIII Foreword War II and which offered both competing demonstration of the efficacy of selected explanations for the origin of anxiety and psychopharmacological agents for anxiety extensively different treatment recom states. mendations. All three paradigms accepted Psychotherapeutic theory and practice, the continuum model. particularly in North America, had been This continuum model was also the basis strongly influenced by psychoanalytic and for the official diagnostic classification psychodynamic ideas and methods during systems - the leD 8 and 9 - developed by and after World War II. After World the World Health Organization (WHO), War II, behaviorally derived techniques as well as the first and second editions of such as relaxation, desensitization, expo the Diagnostic and Statistical Manual of sure in imagery, exposure in vivo, and the American Psychiatric Association flooding emerged. These treatments were (DSM-I and DSM-II). supported by the growing advances in The continuum theory came under in learning theory, particularly those follow creasing criticism during the 1960s and ing the ideas of B.F. Skinner. Many new 1970s. The discontent with the continuum techniques were developed and applied model derived from two lines of investiga with increasing success to neurotic condi tion, psychopathological and therapeutic. tions such as anxiety states, phobias Psychopathological investigations, particu (including agoraphobia), obsessions and larly in the United Kingdom, led to an compulsions, and sexual dysfunctions. In increasingly differentiated view of anxiety many clinical centers, particularly in the states. Roth and his associates at N ew United Kingdom and Australia and New castle applied multivariate statistical tech Zealand, behavioral techniques became niques, particularly discriminant function the standard forms of psychotherapy of and factor analysis, to interview data and neuroses. rating scales involving large numbers of In parallel, diverse psychopharmacologi neurotic patients. These techniques gen cal agents were applied to the treatment erated evidence for the separation of of anxiety states. The most widely pre anxiety states from depressive states and, scribed group of anti-anxiety agents, the within the depressive states, for the sep benzodiazepines, were mainly useful for aration of endogenous depression from situational generalized anxiety. The con neurotic depression. Marks and Gelder ventional wisdom among experienced proposed a three-way classification of psychopharmacologists was that the ben phobias distinguishing among simple zodiazepines have limited efficacy in phobias, social phobias, and agoraphobia. agoraphobia and other phobic conditions, The agoraphobic syndrome came under obsessions, compulsions, and dissociative increasing clinical attention and the clini states. In this context, a number of reports cal utility of the syndrome was partially about atypical depression appeared in validated by factor analytic studies which which anxiety and phobic symptoms were identified a cluster of common situations prominent, being responsive to monoa precipitating agoraphobia, notably those mine oxidase (MAO) inhibitors. involving public transportation, shops and The contributions of Donald Klein were markets, cinemas and theater, and other of major importance. Klein documented public gatherings. the efficacy of imipramine against agora Therapeutic investigations proceeded in phobia and elaborated upon his observa two directions: first, the emergence of tions about the important role played by behavioral therapeutic techniques which panic attacks in the psychopathogenesis challenged psychoanalysis and psychody of agoraphobia. Thus, by the latter part of namic psychotherapy and, secondly, the the 1970s, the continuum view had no Foreword IX longer proven viable, and alternative or unconscious level or to problems of views emphasized multiple clinical anxi learning and conditioning. Their treat ety states and both psychotherapeutic and ment was expected to take place in outpa pharmacological treatments in the treat tient settings, with hospitalization ment of anxiety conditions. required only on infrequent occasions and for brief durations. When treatment was available, it would be psychotherapy, The Impact of DSM-III behavioral, psychodynamic, individual, or group. The promulgation in 1980 by the Ameri Instead of a single overriding category of can Psychiatric Association of the DSM neurotic conditions, DSM-III proposed a III served as a watershed in the develop series of new categories: "affective disor ment of theory, research, and procedure ders," "anxiety disorders," "eating disor about anxiety and anxiety disorders in ders," "psychosexual disorders," etc. The general and panic and phobias in particu grouping together of different disorders lar. The DSM-III broke with established into these categories did not represent tradition in a number of important ways; any presumption as to a common etiolo applied to anxiety disorders, two impor gy; rather, the categories were based on tant features of the DSM-III are notewor vigor presenting symptoms, in the case of thy. anxiety disorders, presentations due to First, the DSM-III discontinued the time tension, anxiety, and fears. honored category of neurotic conditions. Most controversial in the reclassification For eight decades, almost all diagnostic of anxiety disorders was the separation of and classification systems of mental disor panic disorder from generalized anxiety. ders distinguished between organic and The separation of anxiety neurosis into functional states, and within the func panic disorder and generalized anxiety tional or nonorganic states, the major had been incorporated in the Research diagnostic separation was between psy Diagnostic Criteria (RDC) developed for choses and neuroses. The psychotic-neu use in the NIMH Collaborative Program rotic distinction had implications for de on the Psychobiology of Depression and scription, etiology, locus of treatment, and increasingly applied in clinical studies in type of treatment. The psychoses were the 1970s and also in the community considered to be caused by constitutional epidemiological surveys. Furthermore, or biological factors, manifested clinically the pathogenic linkage between panic by delusion, hallucinations, dementia, or anxiety and agoraphobia was highlighted, other serious impairments of higher men and two forms of agoraphobia were in tal functions discontinuous with normal cluded within the category of anxiety experience and justifying hospitalization, disorders - panic disorder with agorapho often involuntary hospitalization with bia and agoraphobia without panic disor civil commitment. Where treatments der. However, the DSM-III narrative were available, they were almost always clearly indicated that the expectation was somatic treatments, such as electrocon that agoraphobia without panic attacks vulsive therapy, or, in earlier decades, was to be considered as a nonexistent or, insulin coma treatment, or such drastic at best, rare condition. interventions as lobotomy and other For the most part, this controversy over forms of psychosurgery. the DSM-III approach has led to stimulat In contrast, the neuroses were believed to ing investigations in epidemiology, family be due to environmental causes, includ and genetic disorders, and clinic psycho ing psychological conflict at the conscious pathology. X Foreword The most extensive and intense con ence and the editors of this volume, had troversies have been in the area of treat expected that the available evidence ment. The focus of controversy is now in would allow a consensus to emerge. The the relative merits of behavioral and opposing points of view are represented cognitive psychotherapeutic techniques in this volume, and the alternative inter versus psychopharmacological methods. pretations of available data are presented Interpreting the content of these con in articulate and reasoned fashion. The troversies is made difficult by the con first part of their expectation was well founding of scientific and professional realized: The individual papers capture issues. The advocates of behavioral and the current diversity of the field. Howev cognitive techniques tend to be Ph.D. er, in the area of therapeutics, the main psychologists, while the advocates of focus of this volume, it is evident that psychopharmacological agents are the further research is necessary before the M.D. psychiatrists. Moreover, issues of issues will be resolved. Carefully designed the efficacy of specific treatments are studies are needed in the following areas: related to general theories of causation, 1. Evaluation of pharmacological treatments as with the psychopharmacologists empha compared with placebo controls sizing a genetically determined abnormal 2. Carefully designed controlled studies of beha ity of CNS chemistry as the predisposition vioral treatment as compared with creditable and minimizing environmental and cogni psychological controls tive factors. In contrast, the behavior 3. Comparative studies of drugs as related to psychological treatments therapists emphasize the role of learning 4. Studies of combined drug and psychological and situational and environmental cues treatment and minimize the possible role of endoge 5. Long-term studies to assess relapse, recur nous physiological abnormalities. rence, and psychosocial functioning 6. Studies to improve design and methodology These therapeutic differences are often extended to issues of diagnosis, nosology, Seen in the context of both the historical and classification. For the most part, the background and the ongoing scientific advocates of behavior therapy have been disputes, this volume provides the reader hesitant to accept the nosologic separa with an excellent assortment of current tion of panic anxiety from generalized investigations in Western Europe and anxiety and tend to emphasize the contin North America. High-quality research is uity of normal and clinical anxiety, under way based on investigations from a regarding panic as the more intense form variety of theoretical backgrounds and of anxiety. In contrast, the biological disciplines. One looks forward to future theorists emphasize the discontinuity reports similar to this. The quality of between panic anxiety and normal states investigations continues to improve, the and the uniqueness of the sUbjective issues become more sharply defined, and experience and biology of the panic the results are more precisely interpreted. attack. Until results of such studies are available, this volume provides the state of the art in anxiety research. Future Directions As stated in their introduction, Wittchen and Hand, the organizers of the confer- Contents Preface v I. HAND and H.-U. WITTCHEN Foreword: Sources of Current Controversies in Treatment of Panic and Phobia G. L. KLERMAN . . . . VII List of Contributors .. . XV Acknowledgments . . . . .. XIX Part I: Psychological or Biological Treatments of Panic and Phobias: Current State of the Controversy 1. Natural Course and Spontaneous Remissions of Untreated Anxiety Disorders: Results of the Munich Follow-up Study (MFS) H.-U. WITT CHEN ....................... . 3 2. Biology and Pharmacological Treatment of Panic Disorder T. W. UHDE and M. B. STEIN ................ . . . . .. 18 l .. The Mutually Potentiating Effects of Imipramine and Exposure in Agoraphobia M. MAVISSAKALIAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 36 Part II: Pharmacological, Cognitive, and Behavioral Treatment of Panic and Phobias: Current State of Research 4. Effects of Discontinuation of Antipanic Medication A. J. FYER ....................... . ..... 47 5. Comparison of Alprazolam and Cognitive Behavior Therapy in the Treatment of Panic Disorder: A Preliminary Report J. S. KLOSKO, D. H. BARLOW, R. B. TASSINARI, and J. A. CERNY. . . . . . .. 54
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