Bulimia Nervosa (Supportive)
"Eating large amounts of food in a short period while feeling out of control"
What is Chronic Migraine?
Bulimia nervosa is a serious eating disorder characterized by recurrent episodes of binge eating followed by compensatory behaviors to prevent weight gain, such as self-induced vomiting, excessive exercise, fasting, or misuse of laxatives, diuretics, or other medications. This cycle creates profound metabolic, gastrointestinal, dental, cardiovascular, and psychological damage. Unlike anorexia nervosa, individuals with bulimia typically maintain normal weight or may be overweight, making the condition harder to detect. It affects approximately 1-1.5% of women and 0.1-0.5% of men, with onset typically occurring in late adolescence to early adulthood.
Healthy Function
What your body should do
A healthy relationship with food involves eating in response to physiological hunger cues, stopping when satiated, and deriving nourishment and pleasure from meals without guilt or anxiety. The digestive system functions optimally when food is chewed thoroughly, mixed with digestive enzymes, and processed through the stomach and intestines at a normal pace, allowing for complete nutrient absorption. The body's weight is maintained through a natural balance of energy intake and expenditure, regulated by complex hormonal signals including leptin (satiety), ghrelin (hunger), insulin (glucose regulation), and cortisol (stress response). In a healthy state, the hypothalamic-pituitary-adrenal (HPA) axis responds appropriately to stress without triggering disordered eating behaviors. Teeth remain strong with intact enamel, electrolytes stay balanced, and the gut microbiome supports both physical and mental health through the gut-brain axis.
When Things Go Wrong
Signs of chronification
- Pain threshold lowers over time
- More frequent attacks
- Brain stays in alert mode
- Medication stops working
How This Develops
Understanding the biological mechanisms helps us target the root cause
Point 1
Understanding the mechanism helps us target the root cause rather than just treating symptoms.
Recognizing All Symptoms
Chronic migraine affects multiple systems. Understanding your symptoms helps us identify the underlying mechanisms.
Physical Symptoms
22 symptoms
- Swollen cheeks or jaw (parotid gland enlargement)
- Calluses or scars on knuckles (Russell's sign from self-induced vomiting)
- Dental erosion, sensitivity, and tooth decay
- Chronic sore throat and hoarseness
- Frequent heartburn and acid reflux (GERD)
- Bloating and abdominal distension
- Chronic constipation or diarrhea (from laxative abuse)
- Dehydration and dry skin
- Hair loss and brittle nails
- Dizziness and fainting spells
- Irregular or absent menstrual periods
- Fatigue and weakness
- Bloodshot eyes from vomiting pressure
- Subconjunctival hemorrhage (burst blood vessels in eyes)
- Chest pain and heart palpitations
- Difficulty swallowing (dysphagia)
- Chronic bad breath
- Swollen lymph nodes
- Cold hands and feet (poor circulation)
- Easy bruising
- Sleep disturbances and insomnia
- Frequent urination or urinary urgency
Cognitive Symptoms
21 symptoms
- Preoccupation with food, weight, and body image
- Difficulty concentrating on tasks
- Memory problems and forgetfulness
- Rigid, all-or-nothing thinking about food
- Obsessive thoughts about eating and calories
- Poor decision-making abilities
- Mental fog and confusion
- Difficulty with abstract thinking
- Perfectionism extending beyond food
- Compulsive checking behaviors
- Intrusive thoughts about bingeing
- Difficulty with emotional regulation
- Impaired judgment about portion sizes
- Constant mental calculation of calories
- Racing thoughts during binge episodes
- Dissociation during eating episodes
- Difficulty planning meals
- Hypervigilance about body changes
- Catastrophizing weight fluctuations
- Rumination about past eating episodes
- Black-and-white thinking patterns
Emotional Symptoms
22 symptoms
- Intense shame and guilt after eating
- Depression and persistent sadness
- Anxiety and panic attacks
- Mood swings and emotional lability
- Low self-esteem and self-worth
- Feelings of being out of control
- Irritability and anger outbursts
- Social withdrawal and isolation
- Fear of weight gain (phobic intensity)
- Body dysmorphia and distorted self-image
- Hopelessness about recovery
- Emotional numbness or detachment
- Perfectionism and self-criticism
- Guilt about secretive behaviors
- Fear of judgment from others
- Chronic feelings of emptiness
- Difficulty experiencing pleasure (anhedonia)
- Heightened sensitivity to criticism
- Feelings of worthlessness
- Suicidal ideation in severe cases
- Compartmentalization of eating behaviors
- Defensiveness when confronted about eating
Metabolic Symptoms
21 symptoms
- Insulin resistance and blood sugar dysregulation
- Slowed metabolism from chronic restriction
- Electrolyte imbalances (potassium, sodium, chloride)
- Dehydration and fluid retention
- Metabolic alkalosis from vomiting
- Acidosis from ketone production (fasting)
- Thyroid hormone conversion dysfunction
- Leptin resistance (impaired satiety signaling)
- Ghrelin dysregulation (abnormal hunger cues)
- Cortisol elevation (stress hormone)
- Reduced basal metabolic rate
- Impaired thermoregulation
- Nutritional deficiencies (vitamins and minerals)
- Protein-energy malnutrition
- Fatty liver (hepatic steatosis)
- Elevated cholesterol and triglycerides
- Impaired digestive enzyme production
- Gut microbiome dysbiosis
- Inflammation markers elevation (CRP, IL-6)
- Bone density loss and osteoporosis risk
- Reproductive hormone suppression
Conditions That Occur Together
These conditions often coexist with chronic migraine due to shared mechanisms
Major Depressive Disorder
Shared neurobiological pathways involving serotonin and dopamine dysregulation; depression often precedes or follows bulimia onset; both conditions involve HPA axis dysfunction and elevated cortisol
Generalized Anxiety Disorder
Perfectionism and worry traits predispose to eating disorders; anxiety about body image and eating fuels restrictive behaviors; malnutrition exacerbates anxiety symptoms
Post-Traumatic Stress Disorder (PTSD)
Trauma history is a significant risk factor; bingeing serves as emotional regulation strategy; dissociation during binge episodes mirrors PTSD dissociation; hypervigilance extends to body monitoring
Borderline Personality Disorder
Emotional dysregulation and impulsivity drive binge-purge cycles; identity disturbance includes body image; self-harm behaviors may co-occur with disordered eating
Substance Use Disorders
Shared genetic vulnerability for addictive behaviors; stimulants used for appetite suppression; alcohol used for emotional coping; cross-addiction between substances and food behaviors
Obsessive-Compulsive Disorder (OCD)
Rigid thought patterns and compulsive behaviors extend to food rituals; intrusive thoughts about contamination or weight; perfectionism drives rigid eating rules
Polycystic Ovary Syndrome (PCOS)
Insulin resistance common in both; weight gain from PCOS triggers restrictive eating; hormonal imbalances affect mood and appetite; body image distress from PCOS symptoms
Irritable Bowel Syndrome (IBS)
Gut dysbiosis and motility issues from bulimia mimic or worsen IBS; food restriction and bingeing disrupt normal gut function; stress affects both conditions via gut-brain axis
Autoimmune Thyroiditis (Hashimoto's)
Shared autoimmune and inflammatory pathways; thyroid dysfunction affects metabolism and mood; body composition changes from thyroid disease trigger disordered eating
Insulin Resistance and Type 2 Diabetes
Binge eating patterns cause blood sugar dysregulation; weight cycling worsens insulin sensitivity; fear of diabetes diagnosis may trigger restrictive behaviors
Conditions to Rule Out
These conditions can present similarly but have distinct features
Anorexia Nervosa (Binge-Purge Subtype)
Binge eating, purging behaviors, body image disturbance, fear of weight gain
Anorexia involves significantly low body weight (BMI <18.5), amenorrhea, and restriction as primary behavior; bulimia typically involves normal or above-normal weight with bingeing as primary driver
Binge Eating Disorder (BED)
Recurrent binge eating episodes, loss of control, eating when not hungry, eating alone due to embarrassment
BED lacks compensatory purging behaviors; no use of laxatives, vomiting, or excessive exercise; typically results in weight gain rather than weight maintenance
Avoidant/Restrictive Food Intake Disorder (ARFID)
Restricted eating, nutritional deficiencies, weight loss or failure to gain
ARFID lacks body image disturbance and fear of weight gain; restriction is due to sensory issues, lack of interest, or fear of choking rather than weight control
Rumination Disorder
Regurgitation of food, repeated chewing and re-swallowing
Rumination is effortless regurgitation without nausea or disgust; not driven by body image concerns; often occurs within 30 minutes of eating
Pica
Eating non-food items, unusual eating behaviors
Pica involves consumption of non-nutritive substances (paper, hair, dirt); not associated with body image concerns or compensatory behaviors
Cyclical Vomiting Syndrome
Recurrent vomiting episodes, abdominal pain, dehydration
CVS is involuntary vomiting without self-induction; episodes are stereotypical and time-limited; no binge eating preceding vomiting
Gastroesophageal Reflux Disease (GERD)
Frequent vomiting, heartburn, esophageal damage
GERD vomiting is involuntary; no associated binge eating or body image disturbance; responds to acid suppression therapy
Superior Mesenteric Artery Syndrome
Nausea, vomiting, early satiety, weight loss
SMA syndrome is mechanical obstruction from loss of mesenteric fat pad; vomiting is effortless and projectile; imaging shows characteristic duodenal compression
Addison's Disease (Adrenal Insufficiency)
Weight loss, fatigue, electrolyte imbalances, nausea, vomiting
Addison's causes hyperpigmentation, hypotension, and hyponatremia with hyperkalemia (opposite of bulimia's hypokalemia); cortisol levels are low rather than elevated
Hyperthyroidism
Weight loss despite increased appetite, anxiety, menstrual irregularities
Hyperthyroidism causes elevated metabolic rate with heat intolerance and tremor; TSH is suppressed with elevated T4/T3; no binge-purge behaviors
What's Driving Your Migraines
Identifying the underlying causes allows us to target treatment effectively
Genetic and Biological Predisposition
40-60% heritability; family history increases risk 4-10 foldFamily history of eating disorders, addiction, depression, or anxiety; genetic testing for serotonin transporter genes (5-HTTLPR), BDNF polymorphisms
Sociocultural Pressures and Media Influence
Environmental trigger in vulnerable individuals; Western beauty idealsExposure to thin-ideal media, participation in appearance-focused sports or activities, cultural background emphasizing thinness
Trauma History and Adverse Childhood Experiences
Present in 50-70% of cases; significant risk factorHistory of sexual abuse, physical abuse, emotional neglect, bullying (especially weight-related), attachment disruptions
Perfectionism and Personality Traits
Core vulnerability factor; present in majority of casesHigh harm avoidance, low self-directedness, neuroticism, impulsivity, obsessive-compulsive traits
Dieting and Weight Cycling History
Dieting is the strongest predictor of eating disorder developmentAge of first diet, number of diets attempted, history of weight fluctuations, early caloric restriction
Neurobiological Dysregulation
Brain reward system alterations perpetuate binge-purge cycleNeurotransmitter testing (serotonin, dopamine), brain imaging if available, assessment of impulsivity and reward sensitivity
Family Dynamics and Environment
Family functioning affects development and maintenanceFamily history of dieting, parental comments about weight, enmeshment or conflict, high achievement expectations
Mood and Anxiety Disorders
Co-occurrence drives emotional eating and purging as copingPsychiatric evaluation for depression, anxiety, OCD, PTSD; timeline of symptom onset
Hormonal and Metabolic Factors
Puberty, menstrual cycle, and metabolic changes trigger onsetAge of menarche, menstrual history, pubertal timing relative to peers, insulin sensitivity markers
Athletic and Performance Pressures
Common in aesthetic and weight-class sportsParticipation in gymnastics, dance, figure skating, wrestling, rowing, running; coach or team pressure regarding weight
Peer Influence and Social Comparison
Adolescent social dynamics contribute to body dissatisfactionFriend group dieting behaviors, social media use, peer teasing history, comparison tendencies
Gut Microbiome and Inflammation
Emerging evidence for gut-brain axis involvementComprehensive stool analysis, inflammatory markers (CRP, IL-6), food sensitivity testing
Key Laboratory Markers
These biomarkers help us understand your specific migraine mechanisms
What Happens If Left Untreated
Understanding the consequences helps you make informed decisions about your health
Sudden Cardiac Death
Can occur at any time with severe electrolyte imbalancesHypokalemia causes fatal arrhythmias including ventricular fibrillation; QT prolongation leads to torsades de pointes; most common cause of death in bulimia
Esophageal Rupture (Boerhaave Syndrome)
Acute emergency during forceful vomitingFull-thickness tear of esophagus causing mediastinitis; 20-40% mortality even with treatment; requires emergency surgery
Chronic Kidney Disease
5-15 years of persistent electrolyte disturbancesHypokalemia damages renal tubules; chronic dehydration reduces kidney perfusion; may progress to end-stage renal disease requiring dialysis
Esophageal Cancer
10-30 years of chronic acid exposureBarrett's esophagus from chronic vomiting progresses to adenocarcinoma; significantly reduced survival rates
Osteoporosis and Fractures
2-5 years of amenorrhea and malnutritionBone density loss of 2-3% per year; increased fracture risk (hip, spine, wrist); irreversible bone loss if not treated early
Type 2 Diabetes
5-10 years of binge-purge cyclingInsulin resistance from metabolic dysregulation; pancreatic beta-cell exhaustion; lifelong chronic disease management required
Severe Dental Destruction
2-5 years of frequent vomitingComplete tooth loss requiring dentures or implants; chronic oral pain; inability to eat normally; significant cosmetic and functional impact
Reproductive Failure and Infertility
Variable; affects childbearing yearsAnovulation and menstrual dysfunction prevent conception; high-risk pregnancy if conception occurs; potential permanent fertility impairment
Chronic Digestive Dysfunction
Progressive over yearsPermanent gastric motility disorders; cathartic colon from laxative abuse; inability to have normal bowel function without intervention
Suicide
Elevated risk throughout illness durationStandardized mortality ratio 1.9-2.3 for suicide alone; depression and hopelessness drive suicidal ideation; highest risk during partial recovery
Substance Dependence
Progressive over course of illnessAddiction to laxatives, diuretics, diet pills, or recreational drugs used for weight control; difficult-to-treat dual diagnosis
Social and Occupational Impairment
Chronic and progressiveInability to maintain relationships; job loss from cognitive impairment; social isolation; financial devastation from treatment costs
Time Matters
Don't wait for symptoms to worsen. Early intervention leads to better outcomes.
How is Chronic Migraine Diagnosed?
Comprehensive evaluation to identify triggers, contributing factors, and appropriate treatment
Comprehensive Metabolic Panel with Electrolytes
Purpose:
Assess electrolyte imbalances and organ function
Potassium, sodium, chloride, bicarbonate abnormalities; kidney function markers; critical for identifying life-threatening imbalances
Electrocardiogram (ECG/EKG)
Purpose:
Detect cardiac complications from electrolyte disturbances
QT interval prolongation, arrhythmias, ST-T wave changes from hypokalemia; essential safety screening
Complete Blood Count (CBC)
Purpose:
Identify anemia and immune dysfunction
Anemia from nutritional deficiencies, leukopenia, thrombocytopenia; overall health status
Thyroid Function Panel
Purpose:
Assess metabolic and hormonal status
Euthyroid sick syndrome patterns, true thyroid dysfunction; guides metabolic support treatment
Vitamin and Mineral Panel
Purpose:
Identify nutritional deficiencies
B12, folate, vitamin D, zinc, iron status; guides targeted supplementation
Bone Density Scan (DEXA)
Purpose:
Assess osteoporosis risk
Bone mineral density, fracture risk assessment; important for amenorrheic patients
Dental Examination
Purpose:
Assess oral health complications
Enamel erosion patterns, dental caries, gum disease; characteristic lingual surface erosion from vomiting
Salivary Cortisol Testing
Purpose:
Evaluate HPA axis function
Cortisol dysregulation patterns; guides stress management and adrenal support interventions
Comprehensive Stool Analysis
Purpose:
Assess gut health and microbiome
Dysbiosis, inflammation, malabsorption markers; guides gut healing protocol
Psychiatric Evaluation
Purpose:
Assess co-occurring mental health conditions
Depression, anxiety, OCD, PTSD, personality disorders; essential for comprehensive treatment planning
Eating Disorder Specific Assessment
Purpose:
Quantify eating disorder severity and behaviors
EDE-Q scores, frequency of binge/purge episodes, behavioral patterns; monitors treatment progress
Gynecological Evaluation (women)
Purpose:
Assess reproductive health
Hormonal status, menstrual history, bone density in context of reproductive health
Liver Function Tests
Purpose:
Screen for hepatic complications
Fatty liver, enzyme elevations from malnutrition or medication; hepatic steatosis
Lipid Panel
Purpose:
Assess cardiovascular risk
Dyslipidemia from binge eating patterns; guides metabolic rehabilitation
Upper Endoscopy (EGD)
Purpose:
Evaluate esophageal and gastric damage
Esophagitis, Barrett's esophagus, Mallory-Weiss tears, gastric ulcers; indicated for chronic symptoms
Hormone Panel (Reproductive)
Purpose:
Assess endocrine function
Estrogen, progesterone, testosterone levels; hypothalamic-pituitary-gonadal axis function
Inflammatory Markers
Purpose:
Assess systemic inflammation
CRP, IL-6 levels; elevated in eating disorders and associated with psychiatric symptoms
Food Sensitivity Testing
Purpose:
Identify trigger foods for binge episodes
IgG reactions to foods that may drive cravings; guides elimination protocols
Continuous Glucose Monitoring (CGM)
Purpose:
Track blood sugar patterns
Glucose volatility from binge-purge cycles; guides metabolic stabilization
Body Composition Analysis
Purpose:
Assess nutritional status beyond BMI
Muscle mass, body fat percentage, cellular health; more informative than weight alone
Supporting Your Treatment
Evidence-based lifestyle modifications to enhance treatment effectiveness
Structured meal pattern: 3 meals and 2-3 snacks daily at consistent times - essential for stabilizing blood sugar and reducing binge urges
Balanced macronutrients: Include protein, complex carbohydrates, and healthy fats at each meal to promote satiety
Protein sources: Eggs, fish, poultry, legumes, Greek yogurt - support neurotransmitter production and muscle maintenance
Complex carbohydrates: Oats, quinoa, sweet potatoes, brown rice - stabilize blood sugar and support serotonin production
Healthy fats: Avocado, olive oil, nuts, seeds, fatty fish - essential for brain health and hormone production
Omega-3 rich foods: Salmon, sardines, walnuts, flaxseeds - reduce inflammation and support mood regulation
Foods rich in tryptophan: Turkey, chicken, eggs, tofu, nuts - precursor to serotonin production
Fermented foods: Sauerkraut, kimchi, kefir, yogurt - support gut microbiome and gut-brain axis
Leafy greens: Spinach, kale, Swiss chard - rich in magnesium, folate, and B vitamins for mood support
Colorful vegetables: Bell peppers, carrots, beets - provide antioxidants and phytonutrients
Bone broth: Supports gut healing and provides easily absorbed minerals
Hydration: 2-3 liters of water daily; avoid excessive fluid intake that mimics purging behavior
Eliminate: Diet foods, artificial sweeteners, and 'sugar-free' products that perpetuate diet mentality
Avoid: Caffeine excess (can trigger anxiety and disrupt blood sugar); alcohol (disinhibits eating and affects mood)
Challenge fear foods gradually: Work with dietitian to systematically reintroduce avoided foods
Practice mindful eating: Eat without distractions, chew thoroughly, notice hunger and fullness cues
What Success Looks Like
Absence of binge eating episodes for 3+ consecutive months
Absence of compensatory purging behaviors (vomiting, laxatives, diuretics, excessive exercise) for 3+ months
Normalized eating patterns: 3 meals and 2-3 snacks daily without restriction or compensation
Electrolytes within normal range (potassium, sodium, chloride, magnesium)
Normal ECG without QT prolongation or arrhythmias
Resolution of dental pain and cessation of further enamel erosion
Return of normal menstrual function (if applicable) or hormonal balance
Stable weight within healthy range for individual (not fluctuating dramatically)
Improved mood scores on standardized assessments (PHQ-9, GAD-7)
Reduced eating disorder psychopathology scores (EDE-Q)
Ability to eat previously feared foods without distress
Body image flexibility and reduced body checking behaviors
Development of healthy coping skills for emotional distress
Improved quality of life scores and social functioning
Normal bone density or documented improvement on DEXA scan
Resolution of gastrointestinal symptoms (bloating, reflux, constipation)
Stable blood sugar and insulin sensitivity markers
Restoration of normal hunger and satiety cues
Ability to maintain recovery behaviors during stress
Development of identity and life purpose beyond appearance
Frequently Asked Questions
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