Figures & data
Figure 1. Histologically confirmed hypertrophic actinic keratoses on right facial side of an elderly woman on a background of dermatoheliosis.
![Figure 1. Histologically confirmed hypertrophic actinic keratoses on right facial side of an elderly woman on a background of dermatoheliosis.](/cms/asset/ad6c2758-f24b-4525-8928-6ff73da1557d/kder_a_10922519_f0001.gif)
Figure 2. Field cancerization on scalp of an elderly man, with multiple actinic keratoses and histologically confirmed SCCs.
![Figure 2. Field cancerization on scalp of an elderly man, with multiple actinic keratoses and histologically confirmed SCCs.](/cms/asset/c5430e70-1468-4ed7-a1ef-0a3df5fc8b68/kder_a_10922519_f0002.gif)
Figure 3. Histologically confirmed Bowen’s disease at right dorsal hand of an elderly patient existing for many years with a recently growing histologically confirmed Bowen’s carcinoma at the base of the thumb.
![Figure 3. Histologically confirmed Bowen’s disease at right dorsal hand of an elderly patient existing for many years with a recently growing histologically confirmed Bowen’s carcinoma at the base of the thumb.](/cms/asset/896336f1-d669-488f-9653-f5008f9c8b48/kder_a_10922519_f0003.gif)
Figure 4. (A) Histologically confirmed nodular BCC in left preauricular area of a male patient. (B) Dermoscopic picture on same patient, showing central necrosis, maple leaf-like structures, blue-ovoid nests, blue-gray globules, and arborising vessels.
![Figure 4. (A) Histologically confirmed nodular BCC in left preauricular area of a male patient. (B) Dermoscopic picture on same patient, showing central necrosis, maple leaf-like structures, blue-ovoid nests, blue-gray globules, and arborising vessels.](/cms/asset/a57640b7-28dd-4bdc-886b-667e9da537b1/kder_a_10922519_f0004.gif)
Figure 6. Histologically confirmed SCC on left temporal area of an elderly man, multiple actinic keratoses on left ear and lentigo maligna on his left cheek.
![Figure 6. Histologically confirmed SCC on left temporal area of an elderly man, multiple actinic keratoses on left ear and lentigo maligna on his left cheek.](/cms/asset/da9d5566-ebac-416d-921b-fe1ced14e98e/kder_a_10922519_f0006.gif)