What is the definition of anorexia?
Anorexia, also called anorexia nervosa
, is a kind of eating disorder. It is characterized by the decreased sensation of appetite, an abnormally low body weight, an intense fear of gaining weight and a distorted perception of weight.
What are the signs or symptoms of anorexia?
The possible signs or symptoms of anorexia include:
- Thin appearance
- Poor appetite
- Extreme weight loss
- Dry or yellowish skin
- Swelling of arms or legs
- Irregular heart rhythms
- Low blood pressure
- Absence of menstruation
- Constipation and abdominal pain
- Intolerance of cold
- Hair that thins, breaks or falls out
- Bluish discoloration of the fingers
What are the causes of anorexia?
There are many possible causes of anorexia. Some diseases, certain drugs and even some environmental factors such as a new school or home can lead to anorexia.
The diseases that may lead to anorexia include:
- Chronic pain
- Chronic kidney disease
- Celiac disease
- Acute radiation syndrome
- Addison's disease
- Atypical pneumonia (mycoplasma)
- Acute viral hepatitis
- Ulcerative colitis
- Zinc deficiency
The medicines that may lead to anorexia include:
- Stimulants such as caffeine, nicotine, and cocaine
- Amphetamine (Adderall), dextroamphetamine (Dexedrine & Dextrostat), lisdexamfetamine (Vyvanse)
- Abrupt cessation of appetite-increasing drugs, such as cannabis and corticosteroids
- Methylphenidate (Ritalin & Concerta)
- Methamphetamine (Desoxyn)
- Opiates (such as morphine, heroin, oxycodone, etc.)
- Topiramate (Topamax)
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