In a 15-year-old boy, on the back (multiple similar lesions)
What to see at dermoscopy:
-multicomponent pattern
-pigment network
-globules
-strutureless areas
-erythema
Dermoscopy in favor of dysplastic nevus. The presence of other similarly lesions (by dermoscopy) consists in predominant nevus pattern. Control was indicated
In a 56-year-old man, on the arm (presence of multiple moles and a familiar history of melanoma)
What to see at dermoscopy:
-Reticular pattern
-Structureless areas assimetrically distributed
-Radial streaming (gray arrows)
Dermoscopy in favor of dysplastic nevus and histopathology confirmed the diagnosis (mild subtype)
In a 66-year-old man, on the shoulder
What to see at dermoscopy:
-reticular pattern
-radial streaming (circles)
-hypopigmented areas
-irregular pigmentation
Extirpation was indicated and histology correlation was a dysplastic nevus
In a 49-year-old man, with atypical mole syndrome, on the abdominal wall; personal history of melanoma in situ excision on the upper back
What to see at dermoscopy:
-irregular pigment network
-irregular hypopigmented areas
-structureless areas
-branched streak
-terminal hair
-erythema
-comedo-like opening
Excision was indicated
Histopathological correlation: mild dysplastic nevus
In a 32-year-old woman with atypical mole syndrome, on the thigh
What to see at dermoscopy:
-reticular pattern
-irregularly distributed dots
-irregular hypopigmentation
-structureless areas
-target-like structures
-comma blood vessels
Excision was indicated
Histopathological correlation: mild dysplastic nevus