Ugly Duckling Sign
The method behind the ugly duckling sign is for you to compare your moles with each other.
Ugly duckling sign. Approach to the nevi mole exam. One clinical clue to diagnosis is the ugly duckling sign a useful indicator for mm screening with implications for health care workers and the lay public alike. The ugly duckling sign refers to one mole among many that sticks out and looks different the ugly duck and should raise suspicion for melanoma.
Understanding the contribution of the ugly duckling sign a nevus that is obviously different from the others in a given individual in intrapatient comparative analysis ipca of nevi may help improve the detection of melanoma. In situ is localized to the top layer of the skin the epidermis. This concept was introduced to me after i was diagnosed with a stage i melanoma in situ.
The ud sign significantly improved accuracy and specificity of mm recognition. The dermatologists are represented by the numerals preceded by e the dotted line represents an equal number of lesions with the ugly duckling nevi udn identified in the clinical and dermoscopic images. If any mole stands out or looks different from that of surrounding moles it is the ugly duckling.
The role of the ugly duckling sign in patient education pubmed the ud sign significantly improved accuracy and specificity of mm recognition. The ugly duckling sign pictured here has an outline shape similar to a duck and will look different from the other moles on your body. Use of the ugly duckling ud sign for melanoma recognition has been shown to significantly improve accuracy and specificity in disease detection leading to decreased morbidity and mortality according to the results of a study published in the journal of the american academy of dermatology.
Ugly duckling sign most moles and spots on your body are the same or are similar looking to each other. We recommend adding the ud sign to patient education in addition to the traditional abcde rule. The ugly duckling is another warning sign of melanoma.
We continue our dermatology series with the release of our newest stanford 25 page.
What Is The Ugly Duckling Sign Stanford Medicine 25 Stanford Medicine
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