Recent Advanced In Dermoscopy, Articicle Flashcards
What % melanomas easily recognizable by clinical exam or Dermoscopic criteria.
80%
Optimal management of multiple moles + slow growing melanoma
Total body photography
Digital Dermoscopic Documentation
Serial monitoring
Optimal examination intervals
3 months then 6-12 months
4 predictive criteria for LM diagnosis
Asymmetric pigmented follicular openings
Dark rhomboid structures
Slate grey globules
Slate grey dots
Predictive criteria for SL SK
Sharp scalloped border
Curved lines
Pigmented AK may demonstrate …. Of the features of melanoma
All
Guidelines to minimize risk of inappropriate diagnosis and management of pigmented facial lesions.
- Predominance of grey colour in facial pigmented macules is important alarm feature.
- Biopsies of pigmented facial lesions should be dermoscopy guided. Clinical, dermoscopy, and histopathological findings should be integrated.
Nodular melanoma account for …… % of all melanomas
10-30%
Nodular melanomas account for … % of all melanomas > 2 mm
50
ABCD criteria
Asymmetry
Border irregularity
Colour variegations
Diameter > 6 mm
EFG rule
Elevation on cutaneous plan
Firmness on palpating
Growth continuous over 1 month
Argenziano: Blue Black Rule
Simultaneous presence of blue black structures each at least 10 % of lesion surface significant associated with pigment NM.
Blue usually structureless
Black may be dots, or clods (or blotches).
Zalaudek atypical vascular structures associated with Nodular Melanoma
Polymorphic vessels
Milky red areas
Homogenous red areas.
Hypomelanotic and amelanotic melanomas account for …….. of all melanomas.
< 2% of all melanomas.
In BCC the presence of fine telangiectasias with few ramifications or multiple small erosions or both predicts the …….. subtype
Superficial
