Angiokeratoma

  • Ectasias of dermal capillaries
  • Figure 2.18 A: Angiokeratoma B: Spider angioma C: Spider angioma
    Figure 2.18
    A: Angiokeratoma
    B: Spider angioma
    C: Spider angioma
    Presents as a dark red to purple papule; either solitary or multiple; distribution varies by type
   
 
 
Solitary
Angiokeratoma
Single red to dark brown papule usually on the lower extremity
 
Angiokeratoma
Circumscriptum
Large verrucous papules or plaques typically involving the extremity, onset in early childhood/infancy
 
Angiokeratoma
of Mibelli
Rare, presents as several 1–5 mm dark, red-gray papules over acral areas with verrucous surface
 
Angiokeratoma
Corporis Diffusum

(Fabry Disease)
Numerous tiny telangiectatic red papules associated with hereditary lysosomal storage disease, XLR, α-galactosidase A deficiency
 
Angiokeratoma
of the Scrotum

(Fordyce)
Multiple small red-violaceous papules studding the scrotum, less often the vulva, onset in adulthood