What Can Cause Chronic Vomiting?

Neurogenic vomiting refers to a group of mental disorders that spontaneously or deliberately induce repeated vomiting, and the vomit is the food that has just been eaten. The disease is not accompanied by other obvious symptoms. There are no obvious organic lesions. Most of them have no fear of obesity and desire to lose weight. A few patients have the idea of fear of obesity and weight loss, but no significant weight loss. This disease is more common in women than men, and usually occurs in early and mid adulthood.

Basic Information

Also known as

Psychogenic vomiting

English name

nervousvomiting

Visiting department

Psychiatry

Multiple groups

Early adult, mid adult women

Common causes

social factors

Common symptoms

Vomit

Causes of neurovomiting

Neurogenic vomiting is often associated with psychosocial factors, which usually occur under stress, unhappy moods, and internal conflicts. Some patients have rickets-like characteristics such as self-centeredness, susceptibility to suggestion, emotional affection, and exaggeration.

Clinical manifestations of neurogenic vomiting

After vomiting after eating, there is no obvious nausea and other discomforts, and it will recur in similar situations in the future. Vomiting patients deny that they have the fear of obesity and the desire to reduce weight. They are very concerned about their health and often eat after vomiting, or even eat while vomiting. Vomiting does not affect the appetite for the next meal. Because the total food intake does not decrease, the weight of the patient is not significantly reduced, and the weight is often maintained at more than 80% of the normal weight. No endocrine disorders.

Diagnosis of neurogenic vomiting

The diagnosis is mainly based on its clinical manifestations. The main points of diagnosis are as follows:

1. Spontaneous or deliberately induced recurrent vomiting after eating, the vomit is the food just eaten;

2. The weight loss is not significant and remains above 80% of the normal weight value;

3. No fear of obesity and desire to lose weight;

4. This vomiting occurs almost daily and has lasted at least 1 month;

5. No neurological and physical diseases that cause vomiting.

Differential diagnosis of neurogenic vomiting

Snoring

Vomiting may occur in patients with snoring, but as one of the symptoms of snoring, the symptoms have secondary benefits and are related to suggestion. The patient has a clear performing personality.

Bulimia nervosa

Self-induced vomiting in bulimia appears after the onset of binge eating (uncontrolled overeating).

3. Physical illness causes vomiting

Medical history, physical examination, and various examinations clearly indicate the presence of physical disease, and vomiting is related to physical disease. The physical disease is first diagnosed without considering the diagnosis of neurological vomiting.

Neurovomiting Treatment

The treatment of neurogenic vomiting requires psychotherapy combined with medication. By clarifying the psychosocial factors related to neurogenic vomiting, help patients understand the psychological significance of vomiting, and provide targeted explanations, counseling, and supportive treatments; behavioral treatments such as cognitive-behavioral therapy, aversion therapy or positive reinforcement can also be used May reduce vomiting. In terms of drug treatment, symptomatic supportive treatments, such as vitamins and energy mixtures, are performed according to the severity of vomiting and laboratory tests of water, electrolytes, and acid-base balance; symptomatic treatment of vomiting symptoms, and small doses of sulpiride infusion are effective for vomiting and have anti Anxiolytic drugs, such as antidepressants and anxiolytics, can also help to relieve symptoms.

Prognosis of neurogenic vomiting

Neurogenic vomiting has a chronic, recurrent course, and is easily induced by socio-psychological factors that easily cause tension, unpleasant emotions and internal conflicts. The prognosis is good.