This cycle may be repeated several times a week or, in more serious cases, several times a day and may directly cause:

Chronic gastric reflux after eating, secondary to vomiting
Dehydration and hypokalemia due to renal potassium loss in the presence of alkalosis and frequent vomiting
Electrolyte imbalance, which can lead to abnormal heart rhythms, cardiac arrest, and even death
Esophagitis, or inflammation of the esophagus
Mallory-Weiss tears
Boerhaave syndrome, a rupture in the esophageal wall due to vomiting
Oral trauma, in which repetitive insertion of fingers or other objects causes lacerations to the lining of the mouth or throat
Russells sign: calluses on knuckles and back of hands due to repeated trauma from incisors
Perimolysis, or severe dental erosion of tooth enamel
Swollen salivary glands (for example, in the neck, under the jaw line)
Gastroparesis, or delayed gastric emptying
Constipation or diarrhea
Tachycardia or palpitations
Hypotension
Peptic ulcers
Infertility
Constant weight fluctuations are common
Elevated blood sugar, cholesterol, and amylase levels may occur
Hypoglycemia may occur after vomitingThese are some of the many signs that may indicate whether someone has bulimia nervosa:
A fixation on the number of calories consumed
A fixation on and extreme consciousness of ones weight
Low self-esteem and/or self-harming
Suicidal tendencies
An irregular menstrual cycle in women
Regular trips to the bathroom, especially soon after eating
Depression, anxiety disorders and sleep disorders
Frequent occurrences involving consumption of abnormally large portions of food
The use of laxatives, diuretics, and diet pills
Compulsive or excessive exercise
Unhealthy/dry skin, hair, nails, and lips
Fatigue, or exhaustionAs with many psychiatric illnesses, delusions can occur, in conjunction with other signs and symptoms, leaving the person with a false belief that is not ordinarily accepted by others.People with bulimia nervosa may also exercise to a point that excludes other activities.
Keratosis pilaris atrophicans faciei  begins in infancy as follicular papules with perifollicular erythema. : 762   Initially, the lesions are restricted to the lateral eyebrows, but with time spread to involve the cheeks and forehead, and may also be associated with keratosis pilaris on the extremities and buttocks. : 762 : 714

See also
Skin lesion
Cicatricial alopecia
Ulerythema
List of cutaneous conditions

References


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