CHAPTER 13: Psychosocial Issues and Female Sexuality



INTRODUCTION





Thirty years ago, psychiatrist George Engel coined the term “biopsychosocial model” to describe a developing paradigm for patient care (Engel, 1977). As shown in Figure 13-1, the model encourages treatments that consider the mind and body of a patient as two intertwining systems influenced by a third system—society. This was perhaps the first time a distinction was drawn between “disease” and “illness.” Namely, disease is the pathological process, and illness is the patient’s experience of that process. In keeping with this model, psychological factors have two distinct relationships with women’s reproductive health. At times, they are a consequence (infertility has been linked with psychological distress). At other times, they may be an insidious cause of a health problem (increased hysterectomy rates are noted in women with a low tolerance for the physical discomfort of menstruation).




FIGURE 13-1


Biopsychosocial model. (Data from Engel GL: The need for a new medical model: a challenge for biomedicine. Science 1977 Apr 8;196(4286):129–136.)





Years before Engel’s work, Erik Erikson (1963) created a model that describes psychological maturation in stages across the life span. Specifically, adolescents are confronted with identity development; reproductive-aged women with intimacy concerns; peri- and early menopausal women with productivity issues; and older women with life review. Combining Erikson’s developmental model with Engel’s psychosocial model provides a dimensional perspective to aid the evaluation, diagnosis, and treatment of any patient.



Not only do women use more health care services in general than men in the United States, but more women approach their physicians with psychiatric complaints, and more women have comorbid illness than men (Andrade, 2003; Kessler, 1994). Because primary care is the setting in which most patients with psychiatric illness are first seen, obstetricians and gynecologists often are the first to evaluate a woman in psychiatric distress. The clinical interview in Table 13-1 provides an example of an assessment that includes all three domains from the biopsychosocial model.




TABLE 13-1   Psychiatric Assessment of Women 






MOOD DISORDERS





Mood, anxiety, and alcohol or substance use disorders are three families of psychiatric disorders commonly seen and often comorbid with reproductive problems. These three groups are defined by specific criteria described by the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) (American Psychiatric Association, 2013). Each family of disorders is characterized by predominant features, and each disorder within those families is identified by specific symptoms of that feature.



Of these families, mood disorders are categorized as depressive disorders (major depressive disorder, persistent depressive disorder, premenstrual dysphoric disorder, other specified depressive disorder, and unspecified depressive disorder) or as bipolar and related disorders (bipolar I, bipolar II, cyclothymic disorder, other specified bipolar disorder, and unspecified bipolar disorder). For bipolar disorders, defining behaviors include racing thoughts, inflated grandiosity, psychomotor agitation, loquaciousness, and high-risk behavior, among others. These are severe enough to impair occupational or social relationships.



For depressive disorders, symptoms include those in Table 13-2. The lifetime prevalence in the general U.S. population approximates 20 percent (Kessler, 2005). As such, depression is a major cause of disability, and females are l.6 times more likely than men to suffer from a major depressive episode (Substance Abuse and Mental Health Services Administration, 2013). Women also may experience one or more comorbid psychiatric disorders, most commonly an anxiety disorder and/or substance use disorder.




TABLE 13-2   Diagnostic Criteria for a Major Depressive Episode 



Self-report questionnaires are generally used to identify individuals who require further psychiatric evaluation (screening measures) and may also assess the frequency and intensity of depressive symptoms (severity measures). The Quick Inventory of Depressive Symptomatology-Self Report (QIDS-SR) is one such tool easily implemented for clinical use (Tables 13-3 and 13-4) (Rush, 2003). Further information regarding the instrument is available at www.ids-qids.org. By patient report, this questionnaire assesses symptom severity required by DSM-5 criteria to diagnosis major depressive disorder. Ultimately, diagnosing mood disorders requires assessment by a trained clinician.




TABLE 13-3   The Quick Inventory of Depressive Symptomatology (16-Item) (Self-Report) (QIDS-SR16) 




TABLE 13-4   Quick Inventory of Depressive Symptomatology-Self Report (QIDS-SR16) Scoring Instructions 






ANXIETY DISORDERS





Anxiety disorders have the highest prevalence rates in the United States. Lifetime rates approximate 30 percent, and similar to depression, women are 1.6 times more likely to be diagnosed than men (Kessler, 2005). Criteria established in the DSM-5 provide guidelines to help distinguish anxiety disorders from normally expected worries (Table 13-5).




TABLE 13-5   Diagnostic Criteria for Generalized Anxiety Disorder 






SUBSTANCE USE DISORDERS





In the United States, the lifetime prevalence for alcohol and substance use disorders approximates 15 percent. This diagnosis is twice as likely in males, although rates in women are increasing (Kessler, 2005). Indicators of substance misuse are found in Table 13-6. Often substance abuse disorders coexist with mood and anxiety disorders. A detailed discussion of these issues is beyond this chapter’s scope, but additional information regarding alcohol and other commonly abused substances, including prescription medications, is found at: http://www.drugabuse.gov.




TABLE 13-6   Diagnostic Criteria for Substance Use Disorder 






EATING DISORDERS





Specific feeding and eating disorders classified by the DSM-5 and relevant to women’s health care are anorexia nervosa, bulimia nervosa, binge-eating disorder, and unspecified feeding or eating disorder (Tables 13-7 and 13-8). The core symptoms of both anorexia and bulimia are preoccupation with weight gain and excessive self-evaluation of weight and body shape, accompanied by either restriction of food intake (anorexia) or the use of compensatory behaviors to prevent weight gain after binge eating (bulimia). Binge-eating disorder is differentiated by consuming larger amounts of food, lacking a sense of control over the eating, but not engaging in subsequent weight-loss behaviors. These disorders are 10 to 20 times more common in females than in males, particularly in those aged 15 to 24 years (Mitchell, 2006). In young females, an estimated 4 percent suffer from anorexia, 1 to 1.5 percent from bulimia, and 1.6 percent from binge-eating disorder. While anorexia usually begins early in adolescence and peaks around age 17, bulimia nervosa typically has a later onset than anorexia and is more prevalent over the life span (Hoek, 2006). Pathological eating is also found in older women, particularly binge-eating disorder and unspecified eating disorder (Mangweth-Matzek, 2014).




TABLE 13-7   Diagnostic Criteria for Anorexia Nervosa 




TABLE 13-8   Diagnostic Criteria for Bulimia Nervosa 



The exact etiology of such abnormal consumption is unknown. However, evidence suggests a strong familial aggregation for eating disorders (Stein, 1999). In the restricting type of anorexia, the concordance rate among monozygotic twins approximates 66 percent and 10 percent for dizygotic twins (Treasure, 1989). Various biologic factors have been implicated in eating disorder development. Abnormalities in neuropeptides, neurotransmitters, and hypothalamic-pituitary-adrenal and hypothalamic-pituitary-gonadal axes are reported (Stoving, 2001). In addition, psychological and psychodynamic factors related to an absence of autonomy are thought to influence obsessive preoccupations. Although eating disorders are believed to be a Western culture phenomenon, rates are also increasing in non-Western cultures (Lai, 2013).



Diagnosis



Anorexia nervosa is divided into two subtypes: (1) a restricting type and (2) a binge-eating/purging type, which is distinguished from bulimia by weighing less than the minimum standard for normal. Symptoms begin as unique eating habits that become more and more restrictive. Advanced symptoms may include extreme food intake restriction and excessive exercise. Up to 50 percent of anorectics also show bulimic behavior, and these types may alternate during the course of anorexic illness. Bulimic-type anorectics have been found to engage in two distinct behavior patterns, those who binge and purge and those who solely purge. The body-mass index percentile, clinical symptoms, degree of disability, and need for supervision determine clinical severity.



Diagnosis of anorexia is initially challenging as patients often defend their eating behaviors upon confrontation and rarely recognize their illness. They increasingly isolate themselves socially as their disorder progresses. Multiple somatic complaints such as gastrointestinal symptoms and cold intolerance are common. In the disorder’s later stages, weight loss becomes more apparent, and medical complications may prompt patients to seek help. Findings often include dental problems, general nutritional deficiency, electrolyte abnormalities (hypokalemia and alkalosis), and decreased thyroid function. Electrocardiogram changes such as QT prolongation (bradycardia) and inversion or flattened T-waves may be noted. Rare complications include gastric dilatation, arrhythmias, seizure, and death.



Bulimia nervosa is identified by periods of uncontrolled eating of high-calorie foods (binges), followed by compensatory behaviors such as self-induced vomiting, fasting, excessive exercise, or misuse of laxatives, diuretics, or emetics. Unlike patients with anorexia, those with bulimia often recognize their maladaptive behaviors. Severity is based on the frequency of the inappropriate behaviors, clinical symptoms, and level of disability. Most bulimics have normal weights, although their weight may fluctuate. Physical changes may be subtle and include dental problems, swollen salivary glands, or knuckle calluses on the dominant hand. Termed Russell sign, calluses form in response to repetitive contact with stomach acid during purging (Strumia, 2005).



Binge-eating disorder is distinct from anorexia and bulimia. It is characterized by ingesting large amounts of food within a short time and is accompanied by feelings that one cannot control the amount of food eaten. Severity is assessed according to the number of gorging episodes per week. Binge-eating is associated with obesity. That said, most obese individuals do not necessarily engage in binge episodes and consume comparatively fewer calories than those with the syndrome. Prevalence in the United States approximates 1.6 percent for females and 0.8 percent for males, and in middle-aged women, binge-eating is more common than anorexia or bulimia (Mangweth-Matzek, 2014).



All these are complex disorders that affect both psychological and physical systems and are often comorbid with depression and anxiety. Rates of mood symptoms approximate 50 percent, and anxiety symptoms, 60 percent (Braun, 1994). Simple phobia and obsessive-compulsive behaviors may also coexist. In many cases, patients with anorexia have rigid, perfectionistic personalities and low sexual interest. Patients with bulimia often display sexual conflicts, problems with intimacy, and impulsive suicidal tendencies.



Treatment



A multidisciplinary approach benefits the treatment of eating disorders. Practice approaches include: (1) nutritional rehabilitation, (2) psychosocial treatment that includes individual and family therapies, and (3) pharmacotherapeutic treatment of concurrent psychiatric symptoms. Online resources for information and support are provided by the National Eating Disorder Association, www.edap.org and Academy for Eating Disorders, www.aedweb.org. However, health care providers should also be aware of eating disorder advocacy websites (Norris, 2006).



Data concerning the long-term physical and psychological prognosis of women with eating disorders are limited. Most may symptomatically improve with aging. However, complete recovery from anorexia nervosa is rare, and many continue to have distorted body perceptions and peculiar eating habits. Overall, the prognosis for bulimia is better than for anorexia.






MENSTRUATION-RELATED DISORDERS





Frequently, reproductive-aged women experience symptoms during the late luteal phase of their menstrual cycle. Collectively these complaints are termed premenstrual syndrome (PMS) or, when more severe and disabling, premenstrual dysphoric disorder (PMDD). Nearly 300 different symptoms have been reported and typically include both psychiatric and physical complaints. For most women, these are self-limited. However, approximately 15 percent report moderate to severe complaints that cause some impairment or require special consideration (Wittchen, 2002). Current estimates are that 3 to 8 percent of menstruating women meet the strict criteria for PMDD (Halbreich, 2003b).



Pathophysiology



The exact causes of these disorders are unknown, although several different biological factors have been suggested. Of these, estrogen and progesterone, as well as the neurotransmitters gamma-aminobutyric acid (GABA) and serotonin, are frequently studied.



First, estrogen and progesterone are integral to the menstrual cycle. The cyclic complaints of PMS begin following ovulation and resolve with menses. PMS is less common in women with surgical oophorectomy or drug-induced ovarian hypofunction, such as with gonadotropin-releasing hormone (GnRH) agonists (Cronje, 2004; Wyatt, 2004). Moreover, women with anovulatory cycles appear protected. One potential effect stems from estrogen and progesterone’s influence on central nervous system neurotransmitters: serotonin, noradrenaline, and GABA. The predominant action of estrogen is neuronal excitability, whereas progestins are inhibitory (Halbreich, 2003a). Menstruation-related symptoms are believed to be associated with neuroactive progesterone metabolites. Of these, allopregnanolone is a potent modulator of GABA receptors, and its effects mirror those of low-dose benzodiazepines, barbiturates, and alcohol. These effects may include loss of impulse control, negative mood, and aggression or irritability (Bäckström, 2014). Wang and colleagues (1996) noted fluctuations in allopregnanolone across the various menstrual cycle phases. These changes were implicated with PMS symptom severity.



Second, evidence also supports a role for serotonergic system dysregulation in PMS pathophysiology. Decreased serotonergic activity has been noted in the luteal phase. Moreover, trials of serotonergic treatments show PMS symptom reduction (Majoribanks, 2013).



Last, sex steroids also interact with the renin-angiotensin-aldosterone system (RAAS) to alter electrolyte and fluid balance. The antimineralocorticoid properties of progesterone and possible estrogen activation of the RAAS system may explain PMS symptoms of bloating and weight gain.



Diagnosis



PMDD is identified in the DSM-5 by the presence of at least five symptoms accompanied by significant psychosocial or functional impairment (Table 13-9). PMS refers to the presence of numerous symptoms that are not associated with significant impairment. During evaluation, the revised criteria in DSM-5 recommend that clinicians confirm symptoms by prospective patient mood charting for at least two menstrual cycles. In certain instances, complaints may be an exacerbation of an underlying primary psychiatric condition(s). Thus, other common psychiatric conditions such as depression and anxiety disorders are excluded. Additionally, other medical conditions that have a multisystem presentation are considered. These include hypothyroidism, systemic lupus erythematosus, endometriosis, anemia, fibromyalgia, chronic fatigue syndrome, fibrocystic breast disease, irritable bowel syndrome, and migraine.




TABLE 13-9   Diagnostic Criteria for Premenstrual Dysphoric Disorder 



Treatment



Therapy for PMDD and PMS include psychotropic agents, ovulation suppression, and dietary modification. Generalists may consider treatment of mild to moderate cases. However, if treatment fails or if symptoms are severe, then psychiatric referral may be indicated (Cunningham, 2009).



Selective serotonin-reuptake inhibitors (SSRIs) are considered primary therapy for psychological symptoms of PMDD and PMS, and fluoxetine, sertraline, and paroxetine are Food and Drug Administration (FDA) approved for this indication (Table 13-10). Standard dosages are administered in either continuous dosing or luteal phase (14 days prior to expected menses) dosing regimens. Several well-controlled trials of SSRIs have shown these drugs to be efficacious and well tolerated (Shah, 2008). In addition, short-term use of anxiolytics such as alprazolam or buspirone offers added benefits to some women with prominent anxiety. However, in prescribing benzodiazepines, caution is taken in women with prior history of substance abuse (Nevatte, 2013).




TABLE 13-10 a-d e   List of Common Psychotropic Medications 



Because gonadal hormonal dysregulation is implicated in the genesis of PMS symptoms, ovulation suppression is another option. There is some data to support combination oral contraceptive (COC) pills in general for premenstrual mood symptoms. Moreover, in randomized trials, Yasmin, a COC containing the spironolactone-like progestin drospirenone, showed therapeutic benefits. It carries an FDA indication for PMDD treatment in women who desire contraception (Pearlstein, 2005; Yonkers, 2005). Alternatively, GnRH agonists are another means of ovulation suppression. These agents are infrequently selected due to their hypoestrogenic side effects and risks. If elected for PMDD and used longer than 6 months, add-back therapy, as discussed in Chapter 10, can potentially blunt these side effects. Rarely, symptoms warrant bilateral oophorectomy, and a trial of GnRH agonists prior to surgery may be prudent to determine the potential efficacy of castration. Last, the synthetic androgen danocrine (Danazol) also suppresses ovulation, but androgen-related acne and hair growth are usually poorly tolerated.

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Jun 2, 2016 | Posted by in GYNECOLOGY | Comments Off on CHAPTER 13: Psychosocial Issues and Female Sexuality

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