Russell's sign
Russell's Sign
Russell's Sign (/ˈrʌsəlz saɪn/) is a physical indicator often used in the diagnosis of eating disorders, particularly bulimia nervosa. It is named after British psychiatrist, William Gull, who first described the sign.
Etymology
The term "Russell's Sign" is named after British psychiatrist, William Gull, who first identified the sign in his patients with bulimia nervosa. The term "sign" in this context is used to denote a physical manifestation of a disease or condition.
Definition
Russell's Sign is characterized by calluses or abrasions on the knuckles or back of the hand. These are caused by repeated self-induced vomiting, where the individual uses their fingers to stimulate the gag reflex. The skin on the knuckles or back of the hand comes into contact with the teeth, leading to the formation of calluses or abrasions.
Related Terms
- Bulimia nervosa: An eating disorder characterized by binge eating followed by compensatory behaviors, such as self-induced vomiting.
- Eating disorders: A range of psychological disorders characterized by abnormal or disturbed eating habits.
- William Gull: A British psychiatrist who first described Russell's Sign.
See Also
External links
- Medical encyclopedia article on Russell's sign
- Wikipedia's article - Russell's sign
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